package util.sqlparse;

import bean.Column;
import bean.DataBase;
import bean.Schema;
import bean.Table;
import com.chenyang.druid.sql.SQLUtils;
import com.chenyang.druid.sql.ast.SQLExpr;
import com.chenyang.druid.sql.ast.SQLLimit;
import com.chenyang.druid.sql.ast.SQLName;
import com.chenyang.druid.sql.ast.SQLObject;
import com.chenyang.druid.sql.ast.SQLStatement;
import com.chenyang.druid.sql.ast.expr.SQLAggregateExpr;
import com.chenyang.druid.sql.ast.expr.SQLBetweenExpr;
import com.chenyang.druid.sql.ast.expr.SQLBinaryOpExpr;
import com.chenyang.druid.sql.ast.expr.SQLBinaryOperator;
import com.chenyang.druid.sql.ast.expr.SQLCaseExpr;
import com.chenyang.druid.sql.ast.expr.SQLCharExpr;
import com.chenyang.druid.sql.ast.expr.SQLExistsExpr;
import com.chenyang.druid.sql.ast.expr.SQLIdentifierExpr;
import com.chenyang.druid.sql.ast.expr.SQLInListExpr;
import com.chenyang.druid.sql.ast.expr.SQLInSubQueryExpr;
import com.chenyang.druid.sql.ast.expr.SQLIntegerExpr;
import com.chenyang.druid.sql.ast.expr.SQLMethodInvokeExpr;
import com.chenyang.druid.sql.ast.expr.SQLPropertyExpr;
import com.chenyang.druid.sql.ast.expr.SQLQueryExpr;
import com.chenyang.druid.sql.ast.expr.SQLTextLiteralExpr;
import com.chenyang.druid.sql.ast.expr.SQLVariantRefExpr;
import com.chenyang.druid.sql.ast.statement.SQLAlterTableAddColumn;
import com.chenyang.druid.sql.ast.statement.SQLAlterTableDropColumnItem;
import com.chenyang.druid.sql.ast.statement.SQLAlterTableItem;
import com.chenyang.druid.sql.ast.statement.SQLAlterTableStatement;
import com.chenyang.druid.sql.ast.statement.SQLColumnDefinition;
import com.chenyang.druid.sql.ast.statement.SQLCreateStatement;
import com.chenyang.druid.sql.ast.statement.SQLCreateViewStatement;
import com.chenyang.druid.sql.ast.statement.SQLDeleteStatement;
import com.chenyang.druid.sql.ast.statement.SQLDropTableStatement;
import com.chenyang.druid.sql.ast.statement.SQLExprTableSource;
import com.chenyang.druid.sql.ast.statement.SQLGrantStatement;
import com.chenyang.druid.sql.ast.statement.SQLInsertStatement;
import com.chenyang.druid.sql.ast.statement.SQLJoinTableSource;
import com.chenyang.druid.sql.ast.statement.SQLRevokeStatement;
import com.chenyang.druid.sql.ast.statement.SQLSelect;
import com.chenyang.druid.sql.ast.statement.SQLSelectGroupByClause;
import com.chenyang.druid.sql.ast.statement.SQLSelectItem;
import com.chenyang.druid.sql.ast.statement.SQLSelectQuery;
import com.chenyang.druid.sql.ast.statement.SQLSelectQueryBlock;
import com.chenyang.druid.sql.ast.statement.SQLSelectStatement;
import com.chenyang.druid.sql.ast.statement.SQLSubqueryTableSource;
import com.chenyang.druid.sql.ast.statement.SQLTableElement;
import com.chenyang.druid.sql.ast.statement.SQLTableSource;
import com.chenyang.druid.sql.ast.statement.SQLTruncateStatement;
import com.chenyang.druid.sql.ast.statement.SQLUnionQuery;
import com.chenyang.druid.sql.ast.statement.SQLUnionQueryTableSource;
import com.chenyang.druid.sql.ast.statement.SQLUpdateSetItem;
import com.chenyang.druid.sql.ast.statement.SQLUpdateStatement;
import com.chenyang.druid.sql.dialect.mysql.ast.statement.MySqlCreateTableStatement;
import com.chenyang.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.chenyang.druid.util.StringUtils;
import java.sql.SQLException;
import java.sql.SQLSyntaxErrorException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Set;
import util.JdbcUtil;
import util.StringJoin;
import util.sqlparse.visitor.common.Context;
import util.sqlparse.visitor.common.bean.FieldInfo;
import util.sqlparse.visitor.common.bean.SQLResult;
import util.sqlparse.visitor.common.bean.StatementType;
import util.sqlparse.visitor.common.bean.TableInfo;
import util.sqlparse.visitor.common.bean.ValueInfo;
import util.sqlparse.visitor.common.memo.FieldMemo;
import util.sqlparse.visitor.common.memo.TableMemo;
import util.sqlparse.visitor.common.scope.Scope;
import util.sqlparse.visitor.mysql.MySQLNameWrapper;
import util.sqlparse.visitor.mysql.SQLParser;
import util.sqlparse.visitor.mysql.visitor.Desensitization;
import util.sqlparse.visitor.mysql.visitor.FieldVisitor;
import util.sqlparse.visitor.mysql.visitor.MySQLScopeDialector;
import util.sqlparse.visitor.mysql.visitor.ScopeVisitor;

public class MySqlParse {
   public HashMap<String, List<Column>> tableList = new HashMap();
   public List<Column> columnList = new ArrayList();
   public Map<String, Object> whereMap = new HashMap();
   public List<Map<String, Object>> whereValueList = new ArrayList();
   private List<SQLObject> parsedCache = new ArrayList();
   private List<SQLExpr> parsedWhereExprs = new ArrayList();
   public Map<String, String> tableMap = new HashMap();
   public Map<String, String> unionTableMap = new HashMap();
   public Map<String, String> schemaMap = new HashMap();
   public Map<String, String> params;
   public List<Map<String, Object>> whereList = new ArrayList();
   public String dbType = "mysql";

   public MySqlParse(Map<String, String> params) {
      this.params = params;
   }

   public MySqlParse() {
   }

   public String rowVisitControl(Map<String, Object> param) throws SQLException {
      Desensitization desensitization = new Desensitization();
      Map map = desensitization.parseRowVisit(param);
      return (String)map.get("newSql");
   }

   public String addWhereCondition(Map<String, Object> param) throws SQLException {
      String sql = (String)param.get("sql");
      String sqlType = JdbcUtil.getSqlType(sql, this.dbType);
      if ("select".equals(sqlType)) {
         SQLSelectQueryBlock query = this.aliParseSelect(this.dbType, sql, false);
         this.parseFromAndAddWhereCondition(query.getFrom(), param);
         sql = query.toString();
      } else if ("update".equals(sqlType)) {
         SQLUpdateStatement update = this.aliParseUpdate(this.dbType, sql);
         this.parseUpdateAndAddWhereCondition(update, param);
         sql = update.toString();
      } else if ("delete".equals(sqlType)) {
         SQLDeleteStatement delete = this.aliParseDelete(this.dbType, sql);
         this.parseDeleteAndAddWhereCondition(delete, param);
         sql = delete.toString();
      }

      return sql;
   }

   public void parseFromAndAddWhereCondition(SQLTableSource from, Map<String, Object> param) {
      if (from instanceof SQLExprTableSource) {
         Map<String, List<String>> modifyTable = (Map)param.get("modifyTable");
         Map<String, String> tableKeyWord = (Map)param.get("tableKeyWord");
         SQLExprTableSource fromContent = (SQLExprTableSource)from;
         String[] split = fromContent.getExpr().toString().split("\\.");
         String tableName = "";
         if (split.length > 1) {
            tableName = split[1];
         } else {
            tableName = split[0];
         }

         tableName = tableName.replaceAll("`", "").toUpperCase();
         String tableAlisa = fromContent.getAlias();
         tableAlisa = tableAlisa == null ? tableName : tableAlisa;

         SQLObject parent;
         for(parent = fromContent.getParent(); !(parent instanceof SQLSelectQueryBlock) && !(parent instanceof SQLDeleteStatement); parent = parent.getParent()) {
         }

         if (parent instanceof SQLSelectQueryBlock) {
            SQLSelectQueryBlock p = (SQLSelectQueryBlock)parent;

            for(String key : modifyTable.keySet()) {
               if (key.equalsIgnoreCase(tableName)) {
                  String id = (String)tableKeyWord.get(tableName);
                  String condition = "(" + tableAlisa + "." + id + " not in ('";
                  condition = condition + StringJoin.join("','", modifyTable.get(tableName)) + "')";
                  condition = condition + " or " + tableAlisa + "." + id + " is null)";
                  p.addCondition(condition);
               }
            }
         } else if (parent instanceof SQLDeleteStatement) {
            SQLDeleteStatement p = (SQLDeleteStatement)parent;

            for(String key : modifyTable.keySet()) {
               if (key.equalsIgnoreCase(tableName)) {
                  String id = (String)tableKeyWord.get(tableName);
                  String condition = tableAlisa + "." + id + " not in ('";
                  condition = condition + StringJoin.join("','", modifyTable.get(tableName)) + "')";
                  p.addCondition(condition);
               }
            }
         }
      } else if (from instanceof SQLJoinTableSource) {
         SQLJoinTableSource fromContent = (SQLJoinTableSource)from;
         SQLTableSource left = fromContent.getLeft();
         this.parseFromAndAddWhereCondition(left, param);
         SQLTableSource right = fromContent.getRight();
         this.parseFromAndAddWhereCondition(right, param);
      } else if (from instanceof SQLUnionQueryTableSource) {
         SQLUnionQueryTableSource fromContent = (SQLUnionQueryTableSource)from;
         String alias = fromContent.getAlias();
         SQLUnionQuery union = fromContent.getUnion();
         List<SQLSelectQueryBlock> unionList = new ArrayList();
         this.parseUnionFrom(union, unionList);
      } else if (from instanceof SQLSubqueryTableSource) {
         SQLSubqueryTableSource fromContent = (SQLSubqueryTableSource)from;
         SQLSelect select = fromContent.getSelect();
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
         this.parseFromAndAddWhereCondition(query.getFrom(), param);
      }

   }

   public void parseUpdateAndAddWhereCondition(SQLUpdateStatement update, Map<String, Object> param) {
      Map<String, List<String>> modifyTable = (Map)param.get("modifyTable");
      Map<String, String> tableKeyWord = (Map)param.get("tableKeyWord");
      SQLName table = update.getTableName();
      String tableName = table.getSimpleName();
      String tableAlisa = tableName;
      String[] tableInfo = tableName.split("\\.");
      if (tableInfo.length > 1) {
         tableName = tableInfo[1];
         tableAlisa = tableInfo[0];
      }

      tableName = tableName.toUpperCase();

      for(String key : modifyTable.keySet()) {
         if (key.equalsIgnoreCase(tableName)) {
            String id = (String)tableKeyWord.get(tableName);
            String condition = "(" + tableAlisa + "." + id + " not in ('";
            condition = condition + StringJoin.join("','", modifyTable.get(tableName)) + "')";
            condition = condition + " or " + tableAlisa + "." + id + " is null)";
            update.addCondition(condition);
         }
      }

   }

   public void parseDeleteAndAddWhereCondition(SQLDeleteStatement delete, Map<String, Object> param) {
      Map<String, List<String>> modifyTable = (Map)param.get("modifyTable");
      Map<String, String> tableKeyWord = (Map)param.get("tableKeyWord");
      SQLName table = delete.getTableName();
      String tableName = table.getSimpleName();
      String tableAlisa = tableName;
      String[] tableInfo = tableName.split("\\.");
      if (tableInfo.length > 1) {
         tableName = tableInfo[1];
         tableAlisa = tableInfo[0];
      }

      tableName = tableName.toUpperCase();

      for(String key : modifyTable.keySet()) {
         if (key.equalsIgnoreCase(tableName)) {
            String id = (String)tableKeyWord.get(tableName);
            String condition = "(" + tableAlisa + "." + id + " not in ('";
            condition = condition + StringJoin.join("','", modifyTable.get(tableName)) + "')";
            condition = condition + " or " + tableAlisa + "." + id + " is null)";
            delete.addCondition(condition);
         }
      }

   }

   public String parseSql() {
      Desensitization desensitization = new Desensitization();
      Map map = desensitization.parseData(this.params);
      return (String)map.get("newSql");
   }

   public String parseSql_column() {
      Desensitization desensitization = new Desensitization();
      Map map = desensitization.parseColumn(this.params);
      return (String)map.get("newSql");
   }

   public String parseSql_table() {
      try {
         Desensitization desensitization = new Desensitization();
         desensitization.parseTable(this.params);
      } catch (Exception throwables) {
         throwables.printStackTrace();
      }

      return (String)this.params.get("newSql");
   }

   public String parseSql_data() {
      Desensitization desensitization = new Desensitization();
      Map map = desensitization.parseData(this.params);
      return (String)map.get("newSql");
   }

   public void parseSqlStructureAndReplace(Map<String, Object> paramMap, Map<String, String> repalceMap) throws SQLException {
      String sql = (String)this.params.get("sql");
      String sqlType = JdbcUtil.getSqlType(sql, this.dbType);
      if ("select".equals(sqlType) || "union".equals(sqlType) || "update".equals(sqlType) || "insert".equals(sqlType) || "delete".equals(sqlType)) {
         String permission = (String)this.params.get("permission");
         String url = (String)this.params.get("url");
         String schema = (String)this.params.get("schema");
         String ip_port = url.split("/")[2];
         SQLParser sqlParser = new SQLParser();
         DataBase dataBase = new DataBase();

         for(DataBase db : JdbcUtil.dataBaseList) {
            if (ip_port.equalsIgnoreCase(db.getIp_port())) {
               dataBase = db;
               break;
            }
         }

         SQLResult parse = sqlParser.parse(sql, dataBase, schema);
         List<FieldInfo> columnlist = new ArrayList();
         if ("masking".equalsIgnoreCase(permission)) {
            columnlist = parse.outputs;
         } else if ("full".equalsIgnoreCase(permission)) {
            columnlist = parse.fields;
         } else if (!"insert".equalsIgnoreCase(sqlType) && !"update".equalsIgnoreCase(sqlType)) {
            columnlist = parse.outputs;
         }

         for(FieldInfo fieldInfo : columnlist) {
            List<FieldInfo> fieldInfoList = new ArrayList();
            if (fieldInfo.getRelations().size() > 1) {
               fieldInfoList = fieldInfo.getRelations();
            } else {
               fieldInfoList.add(fieldInfo);
            }

            for(FieldInfo info : fieldInfoList) {
               String name = info.getName();
               Map<String, TableInfo> tables = info.getTables();
               String tableName = "";

               for(String s : tables.keySet()) {
                  tableName = s.split("\\.")[1];
               }

               Column column = new Column();
               column.setColumnName(tableName + "." + name);
               column.setColumnAlisa(info.getAlias() != null && !"".equals(info.getAlias()) ? info.getAlias().replaceAll("`", "") : "");
               column.setSubQuery(false);
               this.columnList.add(column);
            }
         }

         for(TableInfo table : parse.tables) {
            TableMemo tb = table.getTable();
            this.tableMap.put(tb.name, tb.name);
            this.schemaMap.put(tb.name, tb.schema);
         }

         for(ValueInfo value : parse.values) {
            List<FieldMemo> children = value.field.getChildren();
            FieldMemo field;
            if (children != null && !children.isEmpty()) {
               field = (FieldMemo)value.field.getChildren().get(0);
            } else {
               field = value.field;
            }

            this.whereMap.put(field.name, value.value.toString());
            Map<String, Object> map = new HashMap();
            map.put("column", field.getAtomName());
            map.put("columnValue", value.value.toString());
            map.put("type", value.operator);
            this.whereList.add(map);
         }

         sqlParser.replace(parse.values, repalceMap);
         paramMap.put("whereList", this.whereList);
         paramMap.put("statement", parse.statement);
         paramMap.put("type", parse.sqlType.name().toLowerCase());
         paramMap.put("sql", parse.statement.toString());
      }

      paramMap.put("tableMap", this.tableMap);
      paramMap.put("columnList", this.columnList);
      paramMap.put("schemaMap", this.schemaMap);
      paramMap.put("whereMap", this.whereMap);
      paramMap.put("whereList", this.flatWhereListValues());
   }

   public static List<Column> removeDuplicateColumns(List<Column> columnList) {
      HashMap<String, Column> columnSet = new HashMap();

      for(Column column : columnList) {
         String columnKey = column.getColumnName() + "-" + column.getSchema() + "-" + column.getTable();
         Column columnTemp = (Column)columnSet.get(columnKey);
         if (columnTemp != null) {
            column.getFieldIds().addAll(columnTemp.getFieldIds());
         }

         columnSet.put(columnKey, column);
      }

      return new ArrayList(columnSet.values());
   }

   public void parseSqlStructureAndReplace2(Map<String, Object> paramMap, List<Map> repalceMap) throws SQLException {
      String sql = (String)this.params.get("sql");
      String sqlType = JdbcUtil.getSqlType(sql, this.dbType);
      if ("select".equals(sqlType) || "union".equals(sqlType) || "update".equals(sqlType) || "insert".equals(sqlType) || "delete".equals(sqlType)) {
         String permission = (String)this.params.get("permission");
         String url = (String)this.params.get("url");
         String schema = (String)this.params.get("schema");
         String ip_port = url.split("/")[2];
         SQLParser sqlParser = new SQLParser();
         DataBase dataBase = new DataBase();

         for(DataBase db : JdbcUtil.dataBaseList) {
            if (ip_port.equalsIgnoreCase(db.getIp_port())) {
               dataBase = db;
               break;
            }
         }

         SQLResult parse = sqlParser.parse(sql, dataBase, schema);
         List<FieldInfo> columnlist = new ArrayList();
         if ("masking".equalsIgnoreCase(permission)) {
            columnlist = parse.outputs;
         } else if ("full".equalsIgnoreCase(permission)) {
            columnlist = parse.fields;
         } else if (!"insert".equalsIgnoreCase(sqlType) && !"update".equalsIgnoreCase(sqlType)) {
            columnlist = parse.outputs;
         }

         for(FieldInfo fieldInfo : columnlist) {
            List<FieldInfo> fieldInfoList = new ArrayList();
            if (fieldInfo.getRelations().size() > 1) {
               fieldInfoList = fieldInfo.getRelations();
            } else {
               fieldInfoList.add(fieldInfo);
            }

            for(FieldInfo info : fieldInfoList) {
               String name = info.getName();
               Map<String, TableInfo> tables = info.getTables();
               String tableName = "";

               for(String s : tables.keySet()) {
                  tableName = s.split("\\.")[1];
               }

               Column column = new Column();
               column.setColumnName(tableName + "." + name);
               column.setColumnAlisa(info.getAlias() != null && !"".equals(info.getAlias()) ? info.getAlias().replaceAll("`", "") : "");
               column.setSubQuery(false);
               this.columnList.add(column);
            }
         }

         for(TableInfo table : parse.tables) {
            TableMemo tb = table.getTable();
            this.tableMap.put(tb.name, tb.name);
            this.schemaMap.put(tb.name, tb.schema);
         }

         for(ValueInfo value : parse.values) {
            FieldMemo field = value.field;
            this.whereMap.put(field.name, value.value.toString());
            Map<String, Object> map = new HashMap();
            map.put("column", field.getAtomName());
            map.put("columnValue", value.value.toString());
            map.put("type", value.operator);
            this.whereList.add(map);
         }

         sqlParser.replace(parse.values, repalceMap);
         paramMap.put("whereList", this.whereList);
         paramMap.put("statement", parse.statement);
         paramMap.put("type", parse.sqlType.name().toLowerCase());
         paramMap.put("sql", parse.statement.toString());
      }

      paramMap.put("tableMap", this.tableMap);
      paramMap.put("columnList", this.columnList);
      paramMap.put("schemaMap", this.schemaMap);
      paramMap.put("whereMap", this.whereMap);
      paramMap.put("whereList", this.flatWhereListValues());
   }

   private List<Map<String, Object>> flatWhereListValues() {
      if (this.whereValueList != null && this.whereValueList.size() != 0) {
         List<Map<String, Object>> flats = new ArrayList();

         for(Map<String, Object> column : this.whereValueList) {
            Object columnValue = column.get("columnValue");
            if (columnValue instanceof List) {
               List values = (List)columnValue;
               if (values != null && values.size() != 0) {
                  for(Object value : values) {
                     Map<String, Object> columnMap = new HashMap(column);
                     columnMap.put("columnValue", value);
                     flats.add(columnMap);
                  }
               } else {
                  column.put("columnValue", "");
                  flats.add(column);
               }
            } else {
               flats.add(column);
            }
         }

         return flats;
      } else {
         return this.whereValueList;
      }
   }

   public void parseSqlStructure(Map<String, Object> paramMap) throws SQLException {
      String sql = (String)this.params.get("sql");
      boolean isEncryption = this.params.containsKey("encryption");
      List<SQLStatement> statements = SQLUtils.parseStatements(sql, "mysql");
      if (statements != null && statements.size() != 0) {
         StatementType statementType = SQLParser.getStatementType((SQLStatement)statements.get(0));
         String sqlType = JdbcUtil.getSqlType(sql, this.dbType);
         if (statementType != StatementType.other) {
            String permission = (String)this.params.get("permission");
            String url = (String)this.params.get("url");
            String schema = (String)this.params.get("schema");
            String ip_port = url.split("/")[2];
            SQLParser sqlParser = new SQLParser();
            DataBase dataBase = new DataBase();

            for(DataBase db : JdbcUtil.dataBaseList) {
               if (ip_port.equalsIgnoreCase(db.getIp_port())) {
                  dataBase = db;
                  break;
               }
            }

            if (!isEncryption && statementType == StatementType.delete) {
               SQLDeleteStatement stmt = (SQLDeleteStatement)statements.get(0);
               this.parseDeleteColumns(stmt);
               paramMap.put("tableMap", this.tableMap);
               paramMap.put("columnList", this.columnList);
               paramMap.put("schemaMap", this.schemaMap);
               paramMap.put("whereMap", this.whereMap);
               paramMap.put("sql", stmt.toString());
               paramMap.put("whereList", new ArrayList());
               String type = getStatementType(statementType);
               paramMap.put("type", type);
            } else {
               SQLResult parse = sqlParser.parse((SQLStatement)statements.get(0), dataBase, schema);

               List<FieldInfo> type = new ArrayList();
               if ("masking".equalsIgnoreCase(permission)) {
                  type = parse.outputs;
               } else if ("full".equalsIgnoreCase(permission)) {
                  type = parse.fields;
               } else if (isEncryption) {
                  if (!"insert".equalsIgnoreCase(sqlType) && !"update".equalsIgnoreCase(sqlType)) {
                     type = parse.outputs;
                  } else {
                     type = parse.fields;
                  }
               } else {
                  type = parse.outputs;
               }

               MySQLNameWrapper wrapper = new MySQLNameWrapper(dataBase.simpleCache);
               Set<String> tabSet = new HashSet();

               for(FieldInfo fieldInfo : type) {
                  List<FieldInfo> fieldInfoList = new ArrayList();
                  if (fieldInfo.getRelations().size() > 0) {
                     fieldInfoList = fieldInfo.getRelations();
                  } else {
                     fieldInfoList.add(fieldInfo);
                  }

                  for(FieldInfo info : fieldInfoList) {
                     String name = info.getName();
                     if (!StringUtils.isEmpty(name)) {
                        Map<String, TableInfo> tables = info.getTables();
                        String tableName = "";
                        String schemaName = "";

                        for(String s : tables.keySet()) {
                           String[] segment = s.split("\\.");
                           if (!StringUtils.isEmpty(segment[0]) && !StringUtils.isEmpty(segment[1])) {
                              schemaName = segment[0];
                              tableName = segment[1];
                              break;
                           }
                        }

                        if (tableName.length() == 0 && info.getTables().size() > 0) {
                           for(Map.Entry<String, TableInfo> entry : info.getTables().entrySet()) {
                              TableInfo tbInfo = (TableInfo)entry.getValue();
                              if (tbInfo != null && tbInfo.getTable() != null && !StringUtils.isEmpty(tbInfo.getTable().schema) && !StringUtils.isEmpty(tbInfo.getTable().name)) {
                                 tableName = tbInfo.getTable().name;
                                 schemaName = tbInfo.getTable().schema;
                                 break;
                              }
                           }
                        }

                        schemaName = wrapper.unwrapSchema(schemaName);
                        tableName = wrapper.unwrapTable(schemaName, tableName);
                        tabSet.add(tableName);
                        Column column = new Column();
                        column.setColumnName(tableName + "." + name);
                        column.setTable(tableName);
                        column.setSchema(schemaName);
                        column.setColumnAlisa(info.getAlias() != null && !"".equals(info.getAlias()) ? info.getAlias().replaceAll("`", "") : "");
                        if (null != info.getMemo() && !info.getMemo().isSelectItem) {
                           column.setColumnAlisa(fieldInfo.getAlias());
                        }

                        if (null != fieldInfo.getAlias() && !"".equals(fieldInfo.getAlias()) && !fieldInfo.getAlias().equals(column.getColumnAlisa()) && null != this.columnList && this.columnList.size() > 0) {
                           ListIterator<Column> listIterator = this.columnList.listIterator();

                           while(listIterator.hasNext()) {
                              Column element = (Column)listIterator.next();
                              if (element.getSchema().equals(column.getSchema()) && element.getTable().equals(column.getTable()) && element.getColumnAlisa().equals(column.getColumnAlisa()) && element.getRawName().equals(column.getRawName()) && element.getColumnName().equals(column.getColumnName())) {
                                 column.setColumnAlisa(fieldInfo.getAlias().replaceAll("`", ""));
                                 break;
                              }
                           }
                        }

                        column.setSubQuery(false);
                        column.setSeq(fieldInfo.getSeq());
                        column.getFieldIds().add(column.getSeq() - 1);
                        this.columnList.add(column);
                     }
                  }
               }

               boolean passCheck = true;
               switch (statementType) {
                  case select:
                  case insert:
                  case delete:
                  case replace:
                  case merge:
                  case createView:
                     passCheck = false;
                  default:
                     for(TableInfo table : parse.tables) {
                        TableMemo tb = table.getTable();
                        String schName = wrapper.unwrapSchema(tb.schema);
                        String tbName = wrapper.unwrapTable(schName, tb.name);
                        if (passCheck || tabSet.contains(tbName)) {
                           this.tableMap.put(tbName, tbName);
                           this.schemaMap.put(tbName, schName);
                        }
                     }

                     String type2 = getStatementType(parse.statementType);
                     paramMap.put("type", type2);

                     for(ValueInfo value : parse.values) {
                        FieldMemo field = value.field;
                        this.whereMap.put(field.name, value.value.toString());
                        Map<String, Object> map = new HashMap();
                        map.put("column", value.getValueNames());
                        map.put("columnValue", value.value.toString());
                        map.put("type", value.operator);
                        map.put("value", value);
                        this.whereList.add(map);
                     }

                     paramMap.put("whereList", this.whereList);
                     paramMap.put("statement", parse.statement);
                     paramMap.put("type", statementType.toString().toLowerCase());
                     paramMap.put("sql", parse.statement.toString());
                     if (!isEncryption) {
                        this.columnList = removeDuplicateColumns(this.columnList);
                     }

                     wrapper.unwrapFullColumns(this.columnList);
                     paramMap.put("tableMap", this.tableMap);
                     paramMap.put("columnList", this.columnList);
                     paramMap.put("schemaMap", this.schemaMap);
                     paramMap.put("whereMap", this.whereMap);
               }
            }
         }
      }
   }

   public static String getStatementType(StatementType stmtType) {
      String type = "OTHER";
      switch (stmtType) {
         case select:
            type = "SELECT";
            break;
         case insert:
            type = "INSERT";
            break;
         case delete:
            type = "DELETE";
            break;
         case replace:
            type = "REPLACE";
         case merge:
         default:
            break;
         case createView:
            type = "CREATEVIEW";
            break;
         case update:
            type = "UPDATE";
            break;
         case grant:
            type = "GRANT";
            break;
         case revoke:
            type = "REVOKE";
            break;
         case alterView:
            type = "ALTERVIEW";
            break;
         case dropView:
            type = "DROPVIEW";
            break;
         case truncate:
            type = "TRUNCATE";
            break;
         case createIndex:
            type = "CREATEINDEX";
            break;
         case dropIndex:
            type = "DROPINDEX";
            break;
         case dropEvent:
         case dropFunction:
         case dropTable:
         case dropProc:
         case dropSequence:
            type = "DROP";
            break;
         case alterFunction:
         case alterEvent:
         case alterTable:
         case alterProc:
         case alterSequence:
         case alterIndex:
            type = "ALTER";
            break;
         case createEvent:
         case createTable:
         case createFunction:
         case createProc:
         case createSequence:
            type = "CREATE";
      }

      return type;
   }

   public void parseSqlStructure1(Map<String, Object> paramMap) throws SQLException {
      String sql = (String)this.params.get("sql");
      String sqlType = JdbcUtil.getSqlType(sql, this.dbType);
      if ("insert_select".equals(sqlType)) {
         SQLInsertStatement insert_select = this.parseInsert(this.dbType, sql);
         paramMap.put("type", "insert_select");
         paramMap.put("statement", insert_select);
         paramMap.put("sql", insert_select.toString());
      } else if ("insert".equals(sqlType)) {
         SQLInsertStatement insert = this.parseInsert(this.dbType, sql);
         paramMap.put("type", "insert");
         paramMap.put("statement", insert);
         paramMap.put("sql", insert.toString());
      } else if ("update".equals(sqlType)) {
         SQLUpdateStatement update = this.parseUpdate(this.dbType, sql);
         paramMap.put("type", "update");
         paramMap.put("statement", update);
      } else if ("delete".equals(sqlType)) {
         SQLDeleteStatement delete = this.parseDelete(this.dbType, sql);
         paramMap.put("type", "delete");
         paramMap.put("statement", delete);
         paramMap.put("sql", delete.toString());
      } else if ("truncate".equals(sqlType)) {
         SQLTruncateStatement truncate = this.parseTruncate(this.dbType, sql);
         paramMap.put("type", "truncate");
         paramMap.put("statement", truncate);
         paramMap.put("sql", truncate.toString());
      } else if ("create".equals(sqlType)) {
         SQLCreateStatement create = this.parseCreate(this.dbType, sql);
         paramMap.put("type", "create");
         paramMap.put("statement", create);
         paramMap.put("sql", create.toString());
      } else if ("alter".equals(sqlType)) {
         SQLAlterTableStatement alter = this.parseAlter(this.dbType, sql);
         paramMap.put("type", "alter");
         paramMap.put("statement", alter);
         paramMap.put("sql", alter.toString());
      } else if ("select".equals(sqlType)) {
         String parseSql = this.parseSelect(this.dbType, sql);
         paramMap.put("type", "select");
         paramMap.put("sql", parseSql);
      } else if ("union".equals(sqlType)) {
         String var6 = this.parseUnion(this.dbType, sql);
         paramMap.put("type", "union");
         paramMap.put("sql", var6);
      } else if ("drop".equals(sqlType)) {
         SQLDropTableStatement drop = this.parseDrop(this.dbType, sql);
         paramMap.put("type", "drop");
         paramMap.put("statement", drop);
         paramMap.put("sql", drop.toString());
      } else if ("grant".equals(sqlType)) {
         SQLGrantStatement grant = this.parseGrant(this.dbType, sql);
         paramMap.put("type", "grant");
         paramMap.put("statement", grant);
         paramMap.put("sql", grant.toString());
      } else if ("revoke".equals(sqlType)) {
         SQLRevokeStatement revoke = this.parseRevoke(this.dbType, sql);
         paramMap.put("type", "revoke");
         paramMap.put("statement", revoke);
         paramMap.put("sql", revoke.toString());
      }

      paramMap.put("tableMap", this.tableMap);
      paramMap.put("columnList", this.columnList);
      paramMap.put("schemaMap", this.schemaMap);
      paramMap.put("whereMap", this.whereMap);
      paramMap.put("whereList", this.flatWhereListValues());
   }

   public String parseSelect(String dbType, String sql) throws SQLException {
      SQLSelectQueryBlock query = this.aliParseSelect(dbType, sql, true);
      this.parseFrom(query.getFrom(), (Map)null, "", true);
      this.parseFrom(query.getFrom(), (Map)null, "", false);
      this.parseWhere(query.getWhere());
      this.parseLimit(query.getLimit());
      sql = this.parseSelectStar(query);
      query = this.aliParseSelect(dbType, sql, false);
      this.parseQueryColumns(query, "");
      sql = this.parseSelectStar(query);
      return sql;
   }

   private void parseSelect(SQLSelect select) throws SQLException {
      SQLSelectQuery selectQuery = select.getQueryBlock();
      if (selectQuery instanceof SQLUnionQuery) {
         StringBuilder result = new StringBuilder();
         SQLUnionQuery query = (SQLUnionQuery)selectQuery;
         this.dealUnion(query, result);
      } else {
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)selectQuery;
         this.parseFrom(query.getFrom(), (Map)null, "", true);
         this.parseFrom(query.getFrom(), (Map)null, "", false);
         this.parseWhere(query.getWhere());
         this.parseLimit(query.getLimit());
         String sql = this.parseSelectStar(query);
         query = this.aliParseSelect(this.dbType, sql, false);
         this.parseQueryColumns(query, "");
         this.parseSelectStar(query);
      }

   }

   public String parseSelectAndReplace(String dbType, String sql, Map<String, String> replaceMap) throws SQLException {
      SQLSelectQueryBlock query = this.aliParseSelectAndRepalce(dbType, sql, true, replaceMap);
      return query.toString();
   }

   public SQLSelectQueryBlock aliParseSelectAndRepalce(String dbType, String sql, boolean first, Map<String, String> replaceMap) throws SQLException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLSelectStatement stmt = (SQLSelectStatement)stmtList.get(0);
         SQLSelect select = stmt.getSelect();
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
         if (first) {
            query = JdbcUtil.doPareAndRepalce(query, this.params, this.tableList, replaceMap);
         }

         return query;
      }
   }

   public SQLSelectQueryBlock aliParseSelect(String dbType, String sql, boolean first) throws SQLException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLSelectStatement stmt = (SQLSelectStatement)stmtList.get(0);
         SQLSelect select = stmt.getSelect();
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
         if (first) {
            query = JdbcUtil.mysqlJudgeViewAndModify(query, this.params, this.tableList);
         }

         return query;
      }
   }

   public Map<String, String> parseFromAndReplace(SQLTableSource from, Map<String, String> map, String subTableAlias, Map<String, String> replaceMap) throws SQLException {
      String className = from.getClass().getName();
      if (className.contains("SQLExprTableSource")) {
         SQLExprTableSource fromContent = (SQLExprTableSource)from;
         String tableName = fromContent.getExpr().toString();
         String tableAlisa = fromContent.getAlias();
         String exprClass = fromContent.getExpr().getClass().getName();
         if (exprClass.contains("SQLPropertyExpr")) {
            SQLPropertyExpr expr = (SQLPropertyExpr)fromContent.getExpr();
            tableName = expr.getName();
            String owner = expr.getOwner().toString();
            this.schemaMap.put(tableName, owner);
         } else {
            String owner = (String)this.params.get("schema");
            SQLIdentifierExpr expr = (SQLIdentifierExpr)fromContent.getExpr();
            SQLPropertyExpr pExpr = new SQLPropertyExpr();
            pExpr.setName(expr.getName());
            pExpr.setOwner(owner);
            fromContent.setExpr((SQLExpr)pExpr);
            this.schemaMap.put(tableName, owner);
         }

         tableAlisa = tableAlisa == null ? tableName : tableAlisa;
         if (map == null) {
            this.tableMap.put(tableAlisa, tableName);
            String realTable = (String)this.tableMap.get(subTableAlias);
            if (realTable == null) {
               this.tableMap.put(subTableAlias, tableName);
            } else if (!realTable.equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias, realTable + "." + tableName);
            }

            String name = fromContent.getParent().getClass().getName().toLowerCase();
            if (name.contains("SQLSelectQueryBlock".toLowerCase())) {
               this.parseWhereAndReplace(((SQLSelectQueryBlock)from.getParent()).getWhere(), replaceMap);
               SQLSelectGroupByClause groupBy = ((MySqlSelectQueryBlock)from.getParent()).getGroupBy();
               if (groupBy != null) {
                  this.parseHavingAndReplace(((MySqlSelectQueryBlock)from.getParent()).getGroupBy().getHaving(), replaceMap);
               }
            } else if (name.contains("SQLJoinTableSource".toLowerCase())) {
               this.parseWhereAndReplace(((SQLJoinTableSource)from.getParent()).getCondition(), replaceMap);
            }
         } else {
            map.put(tableAlisa, tableName);
         }
      } else if (className.contains("SQLJoinTableSource")) {
         SQLJoinTableSource fromContent = (SQLJoinTableSource)from;
         SQLTableSource left = fromContent.getLeft();
         this.parseFromAndReplace(left, map, "", replaceMap);
         SQLTableSource right = fromContent.getRight();
         this.parseFromAndReplace(right, map, "", replaceMap);
         if (from.getParent().getClass().equals(MySqlSelectQueryBlock.class)) {
            SQLSelectQueryBlock block = (SQLSelectQueryBlock)from.getParent();
            if (block.getWhere() != null) {
               this.parseWhereAndReplace(block.getWhere(), replaceMap);
               if (block.getGroupBy() != null) {
                  this.parseHavingAndReplace(block.getGroupBy().getHaving(), replaceMap);
               }
            }
         }
      } else if (className.contains("SQLUnionQueryTableSource")) {
         SQLUnionQueryTableSource fromContent = (SQLUnionQueryTableSource)from;
         String alias = fromContent.getAlias();
         SQLUnionQuery union = fromContent.getUnion();
         List<SQLSelectQueryBlock> unionList = new ArrayList();
         this.parseUnionFrom(union, unionList);
         this.paresUnionFromSqlAndReplace(unionList, alias, replaceMap);
         if (map == null) {
            this.tableMap.put(alias, alias);
         } else {
            map.put(alias, alias);
         }
      } else if (className.contains("SQLSubqueryTableSource")) {
         SQLSubqueryTableSource fromContent = (SQLSubqueryTableSource)from;
         SQLSelect select = fromContent.getSelect();
         if (map == null) {
            SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
            this.parseFromAndReplace(query.getFrom(), map, fromContent.getAlias(), replaceMap);
            String sql = this.parseSelectStar(query);
            SQLSelectQueryBlock subQuery = this.aliParseSelect(this.dbType, sql, false);
            this.parseQueryColumns(subQuery, fromContent.getAlias());
            if (!"".equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias, fromContent.getAlias());
            }

            this.parseWhereAndReplace(query.getWhere(), replaceMap);
            if (from.getParent() instanceof SQLJoinTableSource) {
               this.parseWhereAndReplace(((SQLJoinTableSource)from.getParent()).getCondition(), replaceMap);
            }
         } else {
            map.put(fromContent.getAlias(), fromContent.getAlias());
         }
      }

      return this.tableMap;
   }

   public Map<String, String> parseFrom(SQLTableSource from, Map<String, String> map, String subTableAlias, boolean first) throws SQLException {
      String className = from.getClass().getName();
      if (className.contains("SQLExprTableSource")) {
         SQLExprTableSource fromContent = (SQLExprTableSource)from;
         String tableName = fromContent.getExpr().toString();
         String tableAlisa = fromContent.getAlias();
         String exprClass = fromContent.getExpr().getClass().getName();
         if (exprClass.contains("SQLPropertyExpr")) {
            SQLPropertyExpr expr = (SQLPropertyExpr)fromContent.getExpr();
            tableName = expr.getName();
            String owner = expr.getOwner().toString();
            this.schemaMap.put(tableName, owner);
         } else {
            String owner = (String)this.params.get("schema");
            SQLIdentifierExpr expr = (SQLIdentifierExpr)fromContent.getExpr();
            SQLPropertyExpr pExpr = new SQLPropertyExpr();
            pExpr.setName(expr.getName());
            pExpr.setOwner(owner);
            fromContent.setExpr((SQLExpr)pExpr);
            this.schemaMap.put(tableName, owner);
         }

         tableAlisa = tableAlisa == null ? tableName : tableAlisa;
         if (map == null) {
            this.tableMap.put(tableAlisa.toLowerCase(), tableName);
            String realTable = (String)this.tableMap.get(subTableAlias);
            if (realTable == null) {
               this.tableMap.put(subTableAlias == null ? "" : subTableAlias.toLowerCase(), tableName);
            } else if (!realTable.equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias == null ? "" : subTableAlias.toLowerCase(), realTable + "." + tableName);
            }

            String name = fromContent.getParent().getClass().getName().toLowerCase();
            if (name.contains("SQLSelectQueryBlock".toLowerCase()) && !first) {
               this.parseWhere(((SQLSelectQueryBlock)from.getParent()).getWhere());
               SQLSelectGroupByClause groupBy = ((MySqlSelectQueryBlock)from.getParent()).getGroupBy();
               if (groupBy != null && !first) {
                  this.parseHaving(((MySqlSelectQueryBlock)from.getParent()).getGroupBy().getHaving());
               }
            } else if (name.contains("SQLJoinTableSource".toLowerCase()) && !first) {
               this.parseWhere(((SQLJoinTableSource)from.getParent()).getCondition());
            }
         } else {
            map.put(tableAlisa, tableName);
         }
      } else if (className.contains("SQLJoinTableSource")) {
         SQLJoinTableSource fromContent = (SQLJoinTableSource)from;
         SQLTableSource left = fromContent.getLeft();
         this.parseFrom(left, map, "", first);
         SQLTableSource right = fromContent.getRight();
         this.parseFrom(right, map, "", first);
         if (fromContent.getCondition() != null && map == null && !first) {
            this.parseWhere(fromContent.getCondition());
         }

         if (from.getParent().getClass().equals(SQLSelectQueryBlock.class)) {
            SQLSelectQueryBlock block = (SQLSelectQueryBlock)from.getParent();
            if (block.getWhere() != null && map == null && !first) {
               this.parseWhere(block.getWhere());
               if (block.getGroupBy() != null && !first) {
                  this.parseHaving(block.getGroupBy().getHaving());
               }
            }
         }
      } else if (className.contains("SQLUnionQueryTableSource")) {
         SQLUnionQueryTableSource fromContent = (SQLUnionQueryTableSource)from;
         String alias = fromContent.getAlias();
         SQLUnionQuery union = fromContent.getUnion();
         List<SQLSelectQueryBlock> unionList = new ArrayList();
         this.parseUnionFrom(union, unionList);
         this.paresUnionFromSql(unionList, alias, first);
         if (map == null) {
            this.tableMap.put(alias.toLowerCase(), alias);
         } else {
            map.put(alias, alias);
         }
      } else if (className.contains("SQLSubqueryTableSource")) {
         SQLSubqueryTableSource fromContent = (SQLSubqueryTableSource)from;
         SQLSelect select = fromContent.getSelect();
         if (map == null) {
            SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
            this.parseFrom(query.getFrom(), map, fromContent.getAlias(), first);
            String sql = this.parseSelectStar(query);
            SQLSelectQueryBlock subQuery = this.aliParseSelect(this.dbType, sql, false);
            this.parseQueryColumns(subQuery, fromContent.getAlias());
            if (!"".equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias.toLowerCase(), fromContent.getAlias());
            }

            if (!first) {
               this.parseWhere(query.getWhere());
            }
         } else {
            map.put(fromContent.getAlias(), fromContent.getAlias());
         }
      }

      return this.tableMap;
   }

   private void parseHaving(SQLExpr having) throws SQLException {
      this.parseWhere(having);
   }

   private void parseHavingAndReplace(SQLExpr having, Map<String, String> replaceMap) {
      this.parseWhereAndReplace(having, replaceMap);
   }

   public void parseUnionFrom(SQLUnionQuery union, List<SQLSelectQueryBlock> unionList) {
      List<SQLSelectQuery> queryList = union.getRelations();

      for(int i = 0; i < queryList.size(); ++i) {
         SQLSelectQuery selectQuery = (SQLSelectQuery)queryList.get(i);
         String className = selectQuery.getClass().getName();
         if (className.contains("SQLUnionQuery")) {
            SQLUnionQuery unQuery = (SQLUnionQuery)selectQuery;
            this.parseUnionFrom(unQuery, unionList);
         } else {
            SQLSelectQueryBlock query = (SQLSelectQueryBlock)selectQuery;
            unionList.add(query);
         }
      }

   }

   public void paresUnionFromSql(List<SQLSelectQueryBlock> unionList, String alias, boolean first) throws SQLException {
      for(int i = 0; i < unionList.size(); ++i) {
         this.unionTableMap.clear();
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)unionList.get(i);
         this.parseFrom(query.getFrom(), (Map)null, "", first);
         String sql = this.parseSelectStar(query);
         if (i == unionList.size() - 1) {
            query = this.aliParseSelect(this.dbType, sql, false);
            this.parseQueryColumns(query, alias);
         }
      }

   }

   public void paresUnionFromSqlAndReplace(List<SQLSelectQueryBlock> unionList, String alias, Map<String, String> replaceMap) throws SQLException {
      for(int i = 0; i < unionList.size(); ++i) {
         this.unionTableMap.clear();
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)unionList.get(i);
         this.parseFromAndReplace(query.getFrom(), (Map)null, "", replaceMap);
         String sql = this.parseSelectStar(query);
         if (i == unionList.size() - 1) {
            query = this.aliParseSelect(this.dbType, sql, false);
            this.parseQueryColumns(query, alias);
         }
      }

   }

   public boolean isHaveOwner(SQLInListExpr sqlInListExpr) {
      boolean isHave = true;

      try {
         SQLPropertyExpr expr = (SQLPropertyExpr)sqlInListExpr.getExpr();
         SQLIdentifierExpr var4 = (SQLIdentifierExpr)expr.getOwner();
      } catch (Exception var5) {
         isHave = false;
      }

      return isHave;
   }

   private void putInWhereParams(SQLExpr expr, String key, Object value) {
      for(SQLExpr parsedExpr : this.parsedWhereExprs) {
         if (expr == parsedExpr) {
            return;
         }
      }

      HashMap<String, Object> map = new HashMap();
      String type = SQLBinaryOperator.Equality.toString();
      SQLObject curr = expr;
      SQLObject op = null;
      int MAX_STEP = 10;

      for(int i = 0; i < MAX_STEP; ++i) {
         if (curr instanceof SQLBinaryOpExpr) {
            op = curr;
            break;
         }

         if (curr instanceof SQLInListExpr) {
            op = curr;
            break;
         }

         if (curr.getParent() == null) {
            break;
         }

         curr = curr.getParent();
      }

      if (op != null) {
         if (op instanceof SQLBinaryOpExpr) {
            type = ((SQLBinaryOpExpr)op).getOperator().toString();
         }

         if (op instanceof SQLInListExpr) {
            type = "IN";
         }
      }

      map.put("column", key);
      map.put("columnValue", value);
      map.put("type", type);
      this.whereValueList.add(map);
      this.parsedWhereExprs.add(expr);
   }

   public void parseWhereAndReplace(SQLExpr where, Map<String, String> replaceMap) {
      if (where != null) {
         if (where instanceof SQLBinaryOpExpr) {
            SQLBinaryOpExpr sqlExpr = (SQLBinaryOpExpr)where;
            SQLBinaryOperator operator = sqlExpr.getOperator();
            if (operator.toString().equalsIgnoreCase("BooleanAnd")) {
               this.parseWhereAndReplace(sqlExpr.getLeft(), replaceMap);
               this.parseWhereAndReplace(sqlExpr.getRight(), replaceMap);
            } else if (operator.toString().equalsIgnoreCase("BooleanOr")) {
               this.parseWhereAndReplace(sqlExpr.getLeft(), replaceMap);
               this.parseWhereAndReplace(sqlExpr.getRight(), replaceMap);
            } else if (operator.toString().equalsIgnoreCase("like")) {
               String tableName = "";
               String colName = "";
               String schema = "";
               SQLExpr left = sqlExpr.getLeft();
               SQLExpr right = sqlExpr.getRight();
               if (!this.parseMethodInvokeAndReplaceExpr(left, right, replaceMap)) {
                  if (!(left instanceof SQLIdentifierExpr)) {
                     if (left instanceof SQLPropertyExpr) {
                        SQLExpr owner = ((SQLPropertyExpr)left).getOwner();
                        String alisaName = ((SQLIdentifierExpr)owner).getName();
                        colName = ((SQLPropertyExpr)left).getName();
                        tableName = (String)this.tableMap.get(alisaName);
                        schema = (String)this.schemaMap.get(tableName);
                     }
                  } else {
                     colName = ((SQLIdentifierExpr)left).getName();

                     for(String key : this.tableMap.keySet()) {
                        if (!key.isEmpty()) {
                           tableName = (String)this.tableMap.get(key);
                        }
                     }

                     schema = (String)this.schemaMap.get(tableName);
                  }

                  String replaceValue = (String)replaceMap.get(schema + "." + tableName + "." + colName);
                  if (right instanceof SQLCharExpr && replaceValue != null && !replaceValue.isEmpty()) {
                     ((SQLCharExpr)right).setText(replaceValue);
                  }
               }
            } else if (operator.toString().equalsIgnoreCase("equality")) {
               String tableName = "";
               String colName = "";
               String schema = "";
               SQLExpr left = sqlExpr.getLeft();
               SQLExpr right = sqlExpr.getRight();
               if (!this.parseMethodInvokeAndReplaceExpr(left, right, replaceMap)) {
                  if (!(left instanceof SQLIdentifierExpr)) {
                     if (left instanceof SQLPropertyExpr) {
                        SQLExpr owner = ((SQLPropertyExpr)left).getOwner();
                        String alisaName = ((SQLIdentifierExpr)owner).getName();
                        colName = ((SQLPropertyExpr)left).getName();
                        tableName = (String)this.tableMap.get(alisaName);
                        schema = (String)this.schemaMap.get(tableName);
                     }
                  } else {
                     colName = ((SQLIdentifierExpr)left).getName();

                     for(String key : this.tableMap.keySet()) {
                        if (!key.isEmpty()) {
                           tableName = (String)this.tableMap.get(key);
                        }
                     }

                     schema = (String)this.schemaMap.get(tableName);
                  }

                  if (right instanceof SQLTextLiteralExpr) {
                     String replaceValue = (String)replaceMap.get(schema + "." + tableName + "." + colName);
                     if (replaceValue != null && !replaceValue.isEmpty()) {
                        ((SQLCharExpr)right).setText(replaceValue);
                     }
                  } else if (right instanceof SQLQueryExpr) {
                     SQLTableSource subFrom = ((SQLQueryExpr)right).getSubQuery().getQueryBlock().getFrom();

                     try {
                        this.parseFromAndReplace(subFrom, (Map)null, "", replaceMap);
                     } catch (SQLException throwables) {
                        throwables.printStackTrace();
                     }
                  }
               }
            } else {
               SQLExpr left = sqlExpr.getLeft();
               SQLExpr right = sqlExpr.getRight();
               String fieldName = left.toString();
               String fieldValue = right.toString();
               if (!this.parseMethodInvokeAndReplaceExpr(left, right, replaceMap)) {
                  try {
                     if (left.getClass().getName().contains("SQLIdentifierExpr") && left.toString().split("\\.").length == 1) {
                        Map<String, String> localMap = new HashMap();
                        this.parseFrom(((SQLSelectQueryBlock)where.getParent()).getFrom(), localMap, "", true);
                        this.columnAddTableAlias(left, localMap);
                     }
                  } catch (SQLException throwables) {
                     throwables.printStackTrace();
                  }

                  String value = (String)this.whereMap.get(fieldName);
                  if (value == null) {
                     this.whereMap.put(fieldName, fieldValue);
                     this.putInWhereParams(left, fieldName, fieldValue);
                  } else if (!value.equalsIgnoreCase(fieldValue)) {
                     this.whereMap.put(fieldName, value + "," + fieldValue);
                     this.putInWhereParams(left, fieldName, value + "," + fieldValue);
                  }
               }
            }
         } else if (where instanceof SQLExistsExpr) {
            SQLExistsExpr existsExpr = (SQLExistsExpr)where;
            SQLSelect sqlSelect = existsExpr.subQuery;
            SQLBinaryOpExpr curWhere = (SQLBinaryOpExpr)((MySqlSelectQueryBlock)sqlSelect.getQuery()).getWhere();
            MySqlSelectQueryBlock subQuery = (MySqlSelectQueryBlock)sqlSelect.getQuery();

            try {
               this.parseFromAndReplace(subQuery.getFrom(), (Map)null, "", replaceMap);
            } catch (SQLException throwables) {
               throwables.printStackTrace();
            }

            this.parseWhereAndReplace(curWhere, replaceMap);
         } else if (where instanceof SQLInListExpr) {
            SQLInListExpr sqlInListExpr = (SQLInListExpr)where;
            String tableName = "";
            String columnWithTable = "";
            if (this.isHaveOwner(sqlInListExpr)) {
               SQLPropertyExpr expr = (SQLPropertyExpr)sqlInListExpr.getExpr();
               SQLIdentifierExpr owner = (SQLIdentifierExpr)expr.getOwner();
               String ownerName = owner.getName();
               tableName = (String)this.tableMap.get(ownerName);
               columnWithTable = tableName + "." + expr.getName();
            } else {
               SQLObject parent;
               for(parent = sqlInListExpr.getParent(); !(parent instanceof MySqlSelectQueryBlock); parent = parent.getParent()) {
               }

               tableName = ((SQLPropertyExpr)((SQLExprTableSource)((MySqlSelectQueryBlock)parent).getFrom()).getExpr()).getName();
               columnWithTable = tableName + "." + ((SQLIdentifierExpr)sqlInListExpr.getExpr()).getName();
            }

            String schema = (String)this.schemaMap.get(tableName);
            String replaceValue = (String)replaceMap.get(schema + "." + columnWithTable);
            if (replaceValue != null && !replaceValue.isEmpty()) {
               List<SQLExpr> list = new ArrayList();
               String[] split = replaceValue.split(",");

               for(String s : split) {
                  SQLCharExpr expr = new SQLCharExpr(s);
                  list.add(expr);
               }

               sqlInListExpr.setTargetList(list);
            }
         }

      }
   }

   private boolean parseMethodInvokeAndReplaceExpr(SQLExpr expr, SQLExpr right, Map<String, String> replaceMap) {
      if (!(expr instanceof SQLMethodInvokeExpr)) {
         return false;
      } else {
         String colValue = right.toString();
         List<SQLExpr> params = ((SQLMethodInvokeExpr)expr).getParameters();
         if (params != null) {
            for(SQLExpr param : params) {
               String colName = "";
               String tableName = "";
               String schema = "";
               if (!(param instanceof SQLIdentifierExpr)) {
                  if (param instanceof SQLPropertyExpr) {
                     SQLExpr owner = ((SQLPropertyExpr)param).getOwner();
                     String alisaName = ((SQLIdentifierExpr)owner).getName();
                     colName = ((SQLPropertyExpr)param).getName();
                     tableName = (String)this.tableMap.get(alisaName);
                     schema = (String)this.schemaMap.get(tableName);
                  }
               } else {
                  colName = ((SQLIdentifierExpr)param).getName();

                  for(String key : this.tableMap.keySet()) {
                     if (!key.isEmpty()) {
                        tableName = (String)this.tableMap.get(key);
                     }
                  }

                  schema = (String)this.schemaMap.get(tableName);
               }

               String replaceValue = (String)replaceMap.get(schema + "." + tableName + "." + colName);
               if (right instanceof SQLCharExpr && replaceValue != null && !replaceValue.isEmpty()) {
                  ((SQLCharExpr)right).setText(replaceValue);
               }

               this.whereMap.put(schema + "." + tableName + "." + colName, colValue);
               this.putInWhereParams(param, schema + "." + tableName + "." + colName, colValue);
            }
         }

         return true;
      }
   }

   public void parseWhere(SQLExpr where) throws SQLException {
      if (where != null) {
         boolean exists = false;

         for(int i = 0; i < this.parsedCache.size(); ++i) {
            SQLExpr expr = (SQLExpr)this.parsedCache.get(i);
            if (expr == where) {
               exists = true;
            }
         }

         if (!exists) {
            this.parsedCache.add(where);
            String tableAlias = null;
            if (where instanceof SQLBinaryOpExpr) {
               SQLBinaryOpExpr sqlExpr = (SQLBinaryOpExpr)where;
               SQLBinaryOperator operator = sqlExpr.getOperator();
               if (operator.toString().equalsIgnoreCase("BooleanAnd")) {
                  this.parseWhere(sqlExpr.getLeft());
                  this.parseWhere(sqlExpr.getRight());
               } else if (operator.toString().equalsIgnoreCase("BooleanOr")) {
                  this.parseWhere(sqlExpr.getLeft());
                  this.parseWhere(sqlExpr.getRight());
               } else if (operator.toString().equalsIgnoreCase("like")) {
                  String tableName = "";
                  String colName = "";
                  Object colValue = "";
                  String schema = "";
                  SQLExpr left = sqlExpr.getLeft();
                  SQLExpr right = sqlExpr.getRight();
                  if (right instanceof SQLCharExpr) {
                     colValue = ((SQLCharExpr)right).getText().replaceAll("%", "").replaceAll("_", "");
                  } else if (right instanceof SQLVariantRefExpr) {
                     colValue = right.toString().replaceAll("%", "").replaceAll("_", "");
                  } else if (right instanceof SQLMethodInvokeExpr) {
                     colValue = ((SQLMethodInvokeExpr)right).getArguments();
                  }

                  if (!this.parseMethodInvokeExpr(left, right)) {
                     if (!(left instanceof SQLIdentifierExpr)) {
                        if (left instanceof SQLPropertyExpr) {
                           SQLExpr owner = ((SQLPropertyExpr)left).getOwner();
                           String alisaName = ((SQLIdentifierExpr)owner).getName();
                           colName = ((SQLPropertyExpr)left).getName();
                           tableName = (String)this.tableMap.get(alisaName);
                           schema = (String)this.schemaMap.get(tableName);
                        }
                     } else {
                        colName = ((SQLIdentifierExpr)left).getName();

                        for(String key : this.tableMap.keySet()) {
                           if (!key.isEmpty()) {
                              tableName = (String)this.tableMap.get(key);
                           }
                        }

                        schema = (String)this.schemaMap.get(tableName);
                     }

                     this.whereMap.put(schema + "." + tableName + "." + colName, colValue);
                     this.putInWhereParams(left, schema + "." + tableName + "." + colName, colValue);
                  }
               } else if (!operator.toString().equalsIgnoreCase("equality") && !operator.toString().equalsIgnoreCase("LessThanOrGreater") && !operator.toString().equalsIgnoreCase("NotEqual") && !operator.toString().equalsIgnoreCase(SQLBinaryOperator.LessThan.toString()) && !operator.toString().equalsIgnoreCase(SQLBinaryOperator.LessThanOrEqual.toString()) && !operator.toString().equalsIgnoreCase(SQLBinaryOperator.GreaterThan.toString()) && !operator.toString().equalsIgnoreCase(SQLBinaryOperator.GreaterThanOrEqual.toString())) {
                  if (!operator.toString().equalsIgnoreCase(SQLBinaryOperator.Is.toString()) && !operator.toString().equalsIgnoreCase(SQLBinaryOperator.IsNot.toString())) {
                     SQLExpr left = sqlExpr.getLeft();
                     SQLExpr right = sqlExpr.getRight();
                     if (!this.parseMethodInvokeExpr(left, right)) {
                        try {
                           if (left.getClass().getName().contains("SQLIdentifierExpr") && left.toString().split("\\.").length == 1) {
                              Map<String, String> localMap = new HashMap();
                              this.parseFrom(((SQLSelectQueryBlock)where.getParent()).getFrom(), localMap, "", true);
                              this.columnAddTableAlias(left, localMap);
                           }
                        } catch (SQLException throwables) {
                           throwables.printStackTrace();
                        }

                        String fieldName = left.toString();
                        String fieldValue = right.toString();
                        String value = (String)this.whereMap.get(fieldName);
                        if (value == null) {
                           this.whereMap.put(fieldName, fieldValue);
                           this.putInWhereParams(left, fieldName, fieldValue);
                        } else if (!value.equalsIgnoreCase(fieldValue)) {
                           this.whereMap.put(fieldName, value + "," + fieldValue);
                           this.putInWhereParams(left, fieldName, value + "," + fieldValue);
                        }
                     }
                  }
               } else {
                  String tableName = "";
                  String colName = "";
                  String colValue = "";
                  String schema = "";
                  SQLExpr left = sqlExpr.getLeft();
                  SQLExpr right = sqlExpr.getRight();
                  if (!(left instanceof SQLIntegerExpr) && !(left instanceof SQLCharExpr) && !this.parseMethodInvokeExpr(left, right)) {
                     if (!(left instanceof SQLIdentifierExpr)) {
                        if (left instanceof SQLPropertyExpr) {
                           SQLExpr owner = ((SQLPropertyExpr)left).getOwner();
                           String alisaName = ((SQLIdentifierExpr)owner).getName();
                           colName = ((SQLPropertyExpr)left).getName();
                           tableAlias = alisaName.toLowerCase();
                           tableName = (String)this.tableMap.get(alisaName.toLowerCase());
                           schema = (String)this.schemaMap.get(tableName);
                        }
                     } else {
                        colName = ((SQLIdentifierExpr)left).getName();

                        for(String key : this.tableMap.keySet()) {
                           if (!key.isEmpty()) {
                              tableName = (String)this.tableMap.get(key);
                           }
                        }

                        schema = (String)this.schemaMap.get(tableName);
                     }

                     if (right instanceof SQLCharExpr) {
                        colValue = ((SQLCharExpr)right).getText();
                     } else if (right instanceof SQLVariantRefExpr) {
                        colValue = right.toString();
                     } else if (right instanceof SQLIntegerExpr) {
                        colValue = right.toString();
                     }

                     if (tableName == null && tableAlias != null && this.tableList.containsKey(tableAlias)) {
                        List<Column> columns = (List)this.tableList.get(tableAlias);
                        String finalColName = colName;
                        Column column = null;

                        for(int i = 0; i < columns.size(); ++i) {
                           Column columnTemp = (Column)columns.get(i);
                           if (finalColName.equalsIgnoreCase(columnTemp.getColumnName()) || columnTemp.getColumnName().contains("." + finalColName)) {
                              column = columnTemp;
                              break;
                           }
                        }

                        if (column != null) {
                           String[] arr = column.getColumnName().split("\\.");
                           String alias = "";
                           if (arr.length == 2) {
                              alias = arr[0];
                           } else if (arr.length == 3) {
                              alias = arr[1];
                           }

                           if (alias != "") {
                              tableName = (String)this.tableMap.get(alias.toLowerCase());
                              schema = (String)this.schemaMap.get(tableName);
                           }
                        }
                     }

                     this.whereMap.put(schema + "." + tableName + "." + colName, colValue);
                     this.putInWhereParams(left, schema + "." + tableName + "." + colName, colValue);
                  }
               }
            } else if (where instanceof SQLExistsExpr) {
               SQLExistsExpr existsExpr = (SQLExistsExpr)where;
               SQLSelect sqlSelect = existsExpr.subQuery;
               SQLBinaryOpExpr curWhere = (SQLBinaryOpExpr)((MySqlSelectQueryBlock)sqlSelect.getQuery()).getWhere();
               this.parseWhere(curWhere);
            } else if (where instanceof SQLInListExpr) {
               SQLInListExpr sqlInListExpr = (SQLInListExpr)where;
               String tableName = "";
               String columnWithTable = "";
               if (this.isHaveOwner(sqlInListExpr)) {
                  SQLPropertyExpr expr = (SQLPropertyExpr)sqlInListExpr.getExpr();
                  SQLIdentifierExpr owner = (SQLIdentifierExpr)expr.getOwner();
                  String ownerName = owner.getName();
                  tableName = (String)this.tableMap.get(ownerName);
                  String schema = (String)this.schemaMap.get(tableName);
                  columnWithTable = schema + "." + tableName + "." + expr.getName();
               } else {
                  SQLObject parent;
                  for(parent = sqlInListExpr.getParent(); !(parent instanceof MySqlSelectQueryBlock); parent = parent.getParent()) {
                  }

                  tableName = ((SQLPropertyExpr)((SQLExprTableSource)((MySqlSelectQueryBlock)parent).getFrom()).getExpr()).getName();
                  String schema = (String)this.schemaMap.get(tableName);
                  tableName = schema + "." + tableName;
                  columnWithTable = tableName + "." + ((SQLIdentifierExpr)sqlInListExpr.getExpr()).getName();
               }

               this.whereMap.put(columnWithTable, sqlInListExpr.getTargetList());
               this.putInWhereParams(sqlInListExpr, columnWithTable, sqlInListExpr.getTargetList());
            } else if (where instanceof SQLInSubQueryExpr) {
               SQLInSubQueryExpr subInQuery = (SQLInSubQueryExpr)where;
               this.parseSelect(subInQuery.getSubQuery());
            }

         }
      }
   }

   public void parseLimit(SQLLimit limit) {
      if (limit != null) {
         SQLExpr offset = limit.getOffset();
         SQLExpr rowCount = limit.getRowCount();
         if (offset != null) {
            this.putInWhereParams(offset, "a.b.limit1", offset.toString());
         }

         if (rowCount != null) {
            this.putInWhereParams(rowCount, "a.b.limit2", rowCount.toString());
         }

      }
   }

   private boolean parseMethodInvokeExpr(SQLExpr expr, SQLExpr right) {
      if (!(expr instanceof SQLMethodInvokeExpr)) {
         return false;
      } else {
         List<SQLExpr> params = ((SQLMethodInvokeExpr)expr).getParameters();
         String colValue = right.toString();
         if (params != null) {
            Iterator var5 = params.iterator();

            while(true) {
               SQLExpr param;
               String colName;
               String tableName;
               String schema;
               while(true) {
                  if (!var5.hasNext()) {
                     return true;
                  }

                  param = (SQLExpr)var5.next();
                  colName = "";
                  tableName = "";
                  schema = "";
                  if (!(param instanceof SQLIdentifierExpr)) {
                     if (param instanceof SQLPropertyExpr) {
                        SQLExpr owner = ((SQLPropertyExpr)param).getOwner();
                        String alisaName = ((SQLIdentifierExpr)owner).getName();
                        colName = ((SQLPropertyExpr)param).getName();
                        tableName = (String)this.tableMap.get(alisaName);
                        schema = (String)this.schemaMap.get(tableName);
                        break;
                     }

                     if (param instanceof SQLCharExpr) {
                        continue;
                     }
                     break;
                  }

                  colName = ((SQLIdentifierExpr)param).getName();

                  for(String key : this.tableMap.keySet()) {
                     if (!key.isEmpty()) {
                        tableName = (String)this.tableMap.get(key);
                     }
                  }

                  schema = (String)this.schemaMap.get(tableName);
                  break;
               }

               this.whereMap.put(schema + "." + tableName + "." + colName, colValue);
               this.putInWhereParams(param, schema + "." + tableName + "." + colName, colValue);
            }
         } else {
            return true;
         }
      }
   }

   public String parseSelectStar(SQLSelectQueryBlock query) throws SQLException {
      String sql = query.toString();

      for(SQLSelectItem field : query.getSelectList()) {
         String[] columns = field.getExpr().toString().trim().split("\\.");
         String alias = columns[0];
         String column = columns.length == 1 ? columns[0] : columns[1];
         Map<String, String> map = new HashMap();
         this.parseFrom(query.getFrom(), map, "", true);
         if ("*".equalsIgnoreCase(column)) {
            sql = this.columnReplaceStar(sql, alias, map);
         } else if (columns.length == 1) {
            List<Column> sqlExprList = new ArrayList();
            SQLExpr fieldExpr = field.getExpr();
            this.parseSQLExpr(fieldExpr, fieldExpr, sqlExprList, false);

            for(Column col : sqlExprList) {
               this.columnAddTableAlias(col.getExpr(), map);
            }

            sql = query.toString();
         }
      }

      return sql;
   }

   public void columnAddTableAlias(SQLExpr fieldExpr, Map<String, String> tableMap) throws SQLException {
      String column = fieldExpr.toString();
      if (!"*".equalsIgnoreCase(column)) {
         String url = (String)this.params.get("url");
         String schema = (String)this.params.get("schema");
         String ip_port = url.split("/")[2];
         SQLIdentifierExpr expr = (SQLIdentifierExpr)fieldExpr;
         String sql = fieldExpr.toString();

         for(String s : this.tableList.keySet()) {
            if (tableMap.containsKey(s)) {
               for(Column tableColumn : this.tableList.get(s)) {
                  String[] split = tableColumn.getColumnName().split("\\.");
                  if (split.length >= 2) {
                     String columnName = split[1];
                     if (columnName.equalsIgnoreCase(column.replaceAll("[\"`]", ""))) {
                        sql = sql.replaceAll(column, s + "." + column);
                        expr.setName(sql);
                        return;
                     }
                  }
               }
            }
         }

         for(String key : this.unionTableMap.keySet()) {
            String schema_temp = (String)this.schemaMap.get(this.unionTableMap.get(key));
            String schema_real = schema_temp == null ? schema : schema_temp;

            for(Column tableColumn : JdbcUtil.getTableColumns(ip_port, schema_real, (String)this.unionTableMap.get(key), key, this.tableList)) {
               String[] split = tableColumn.getColumnName().split("\\.");
               if (split.length >= 2) {
                  String columnName = split[1];
                  if (columnName.equalsIgnoreCase(column.replaceAll("[\"`]", ""))) {
                     sql = sql.replaceAll(column, key + "." + column);
                     expr.setName(sql);
                     return;
                  }
               }
            }
         }

         for(String key : tableMap.keySet()) {
            String schema_temp = (String)this.schemaMap.get(tableMap.get(key));
            String schema_real = schema_temp == null ? schema : schema_temp;

            for(Column tableColumn : JdbcUtil.getTableColumns(ip_port, schema_real, (String)tableMap.get(key), key, this.tableList)) {
               String[] split = tableColumn.getColumnName().split("\\.");
               if (split.length >= 2) {
                  String columnName = split[1];
                  if (columnName.equalsIgnoreCase(column.replaceAll("[\"`]", ""))) {
                     sql = sql.replaceAll(column, key + "." + column);
                     expr.setName(sql);
                     return;
                  }
               }
            }
         }

      }
   }

   public String columnReplaceStar(String sql, String alias, Map<String, String> tableMap) throws SQLException {
      String url = (String)this.params.get("url");
      String schema = (String)this.params.get("schema");
      String ip_port = url.split("/")[2];
      List<String> columns = new ArrayList();
      if ("*".equalsIgnoreCase(alias)) {
         for(String key : tableMap.keySet()) {
            String schema_temp = (String)this.schemaMap.get(tableMap.get(key));
            String schema_real = schema_temp == null ? schema : schema_temp;
            List<Column> tableColumns = JdbcUtil.getTableColumns(ip_port, schema_real, (String)tableMap.get(key), key, this.tableList);
            List<String> colList = new ArrayList();

            for(int i = 0; i < tableColumns.size(); ++i) {
               Column col = (Column)tableColumns.get(i);
               String column = "";
               if (col.getColumnAlisa() != null) {
                  column = key + "." + col.getColumnAlisa();
               } else {
                  column = key + "." + col.getColumnName().split("\\.")[1];
               }

               colList.add(column);
            }

            columns.addAll(colList);
         }

         if (columns.size() > 0) {
            sql = sql.replaceFirst("\\*", StringJoin.join(",", columns));
         }
      } else if (tableMap.get(alias) != null) {
         List<Column> tableColumns = JdbcUtil.getTableColumns(ip_port, schema, (String)tableMap.get(alias), alias, this.tableList);

         for(int i = 0; i < tableColumns.size(); ++i) {
            Column col = (Column)tableColumns.get(i);
            String column = "";
            if (col.getColumnAlisa() != null) {
               column = alias + "." + col.getColumnAlisa();
            } else {
               column = alias + "." + col.getColumnName().split("\\.")[1];
            }

            columns.add(column);
         }

         if (columns.size() > 0) {
            sql = sql.replaceFirst(alias + "\\.\\*", StringJoin.join(",", columns));
         }
      }

      return sql;
   }

   public void parseQueryColumns(SQLSelectQueryBlock query, String alias) throws SQLException {
      List<SQLSelectItem> fieldList = query.getSelectList();
      boolean isSub = !"".equalsIgnoreCase(alias);
      List<Column> temp = new ArrayList();

      for(SQLSelectItem field : fieldList) {
         SQLExpr fileExpr = field.getExpr();
         String className = fileExpr.getClass().toString();
         if (className.contains("SQLQueryExpr")) {
            String subQuery = this.parseSelect(this.dbType, field.getExpr().toString().replaceAll("\\(|\\)", ""));
            SQLSelectStatement stmt = (SQLSelectStatement)SQLUtils.parseStatements(subQuery, (String)this.params.get("dbType")).get(0);
            SQLSelect select = stmt.getSelect();
            SQLQueryExpr sqlQueryExpr = new SQLQueryExpr(select);
            field.setExpr(sqlQueryExpr);
         } else {
            List<Column> sqlExprList = new ArrayList();
            this.parseSQLExpr(fileExpr, fileExpr, sqlExprList, false);

            for(Column col_obj : sqlExprList) {
               SQLExpr sqlExpr = col_obj.getExpr();
               String columnName = sqlExpr.toString();
               Column column = new Column(columnName, field.getAlias(), isSub, alias);
               column.setMethod(col_obj.isMethod());
               column.setFullName(col_obj.getFullName());
               String[] columns = column.getColumnName().split("\\.");
               String c1 = columns[0];
               String c2 = columns.length > 1 ? columns[1] : columns[0];
               List<Column> list = (List)this.tableList.get(c1);
               if (list != null) {
                  for(Column col : list) {
                     String s = col.getColumnName();
                     if ((JdbcUtil.sqlRegex(s, c2) || JdbcUtil.sqlRegex(col.getColumnAlisa(), c2)) && !column.getFullName().trim().startsWith("count")) {
                        String colName = column.getColumnName();
                        String realName = "";
                        String own = "";
                        String now = "";
                        if (s.split("\\.").length > 1) {
                           realName = s;
                           own = s.split("\\.")[0];
                           now = s.split("\\.")[0] + "." + colName.split("\\.")[1];
                        } else {
                           realName = s;
                           own = colName.split("\\.")[0];
                           now = colName;
                        }

                        column.setColumnName(realName);
                        column.setNowName(now);
                        column.setSubQuery(true);
                        column.setSubAlisa(c1);
                        String fieldClassName = sqlExpr.getClass().getName();
                        if (fieldClassName.contains("SQLPropertyExpr")) {
                           SQLPropertyExpr expr = (SQLPropertyExpr)sqlExpr;
                           SQLIdentifierExpr owner = (SQLIdentifierExpr)expr.getOwner();
                           owner.setName(own);
                        }
                        break;
                     }
                  }
               }

               if (columns.length > 1) {
                  String url = (String)this.params.get("url");
                  String schema = (String)this.params.get("schema");
                  String schema_temp = (String)this.schemaMap.get(c1);
                  String schema_real = schema_temp == null ? schema : schema_temp;
                  String ip_port = url.split("/")[2];
                  String columnDataType = JdbcUtil.getColumnDataType(ip_port, schema_real, (String)this.tableMap.get(c1), c1, c2);
                  column.setDataType(columnDataType);
               }

               if (!isSub && !column.getFullName().trim().startsWith("count")) {
                  this.columnList.add(column);
               }

               temp.add(column);
            }
         }
      }

      if (isSub) {
         this.tableList.put(alias, temp);
      }

   }

   public void parseSQLExpr(SQLExpr oldFileExpr, SQLExpr fileExpr, List<Column> sqlExprList, boolean isMethod) {
      String className = fileExpr.getClass().toString();
      if (!JdbcUtil.sqlRegex(className, "SQLPropertyExpr|SQLIdentifierExpr")) {
         if (className.contains("SQLAggregateExpr")) {
            SQLAggregateExpr expr = (SQLAggregateExpr)fileExpr;

            for(SQLExpr sqlExpr : expr.getArguments()) {
               String name = sqlExpr.getClass().getName();
               if (!name.contains("SQLCharExpr")) {
                  this.parseSQLExpr(oldFileExpr, sqlExpr, sqlExprList, true);
               }
            }
         } else if (className.contains("SQLMethodInvokeExpr")) {
            SQLMethodInvokeExpr expr = (SQLMethodInvokeExpr)fileExpr;

            for(SQLExpr sqlExpr : expr.getArguments()) {
               String name = sqlExpr.getClass().getName();
               if (!name.contains("SQLCharExpr")) {
                  this.parseSQLExpr(oldFileExpr, sqlExpr, sqlExprList, true);
               }
            }
         } else if (className.contains("SQLBinaryOpExpr")) {
            SQLBinaryOpExpr expr = (SQLBinaryOpExpr)fileExpr;
            SQLExpr left = expr.getLeft();
            SQLExpr right = expr.getRight();
            this.parseSQLExpr(oldFileExpr, left, sqlExprList, true);
            this.parseSQLExpr(oldFileExpr, right, sqlExprList, true);
         } else if (className.contains("SQLCaseExpr")) {
            SQLCaseExpr expr = (SQLCaseExpr)fileExpr;

            for(SQLCaseExpr.Item item : expr.getItems()) {
               this.parseSQLExpr(oldFileExpr, item.getConditionExpr(), sqlExprList, true);
            }
         } else if (className.contains("SQLBetweenExpr")) {
            SQLBetweenExpr expr = (SQLBetweenExpr)fileExpr;
            this.parseSQLExpr(oldFileExpr, expr.getTestExpr(), sqlExprList, true);
         }
      } else {
         Column column = new Column(isMethod, fileExpr);
         column.setFullName(oldFileExpr.toString());
         sqlExprList.add(column);
      }

   }

   public SQLInsertStatement parseInsert(String dbType, String sql) throws SQLException {
      SQLInsertStatement insert = this.aliParseInsert(dbType, sql);
      this.parseInsertColumns(insert);
      return insert;
   }

   public SQLInsertStatement aliParseInsert(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLInsertStatement stmt = (SQLInsertStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseInsertColumns(SQLInsertStatement insert) throws SQLException {
      String url = (String)this.params.get("url");
      String schema = (String)this.params.get("schema");
      String tableName = insert.getTableName().getSimpleName();
      String className = insert.getTableName().getClass().getName();
      if (className.contains("SQLIdentifierExpr")) {
         SQLPropertyExpr expr = new SQLPropertyExpr();
         expr.setName(tableName);
         expr.setOwner(schema);
         insert.setTableName(expr);
      }

      List<SQLExpr> columns = insert.getColumns();
      if (columns.size() == 0) {
         String schema_temp = (String)this.schemaMap.get(tableName);
         String schema_real = schema_temp == null ? schema : schema_temp;
         String ip_port = url.split("/")[2];

         for(Column tableColumn : JdbcUtil.getTableColumns(ip_port, schema_real, tableName, "", this.tableList)) {
            SQLIdentifierExpr sqlIdentifierExpr = new SQLIdentifierExpr();
            sqlIdentifierExpr.setName(tableColumn.getColumnName());
            columns.add(sqlIdentifierExpr);
            Column column = new Column();
            column.setColumnName(tableName + "." + tableColumn.getColumnName());
            this.columnList.add(column);
         }
      } else {
         for(SQLExpr column : columns) {
            Column col = new Column();
            String name = column.getClass().getName();
            String colname = "";
            if (name.contains("SQLIdentifierExpr")) {
               col.setColumnName(tableName + "." + column.toString());
            } else {
               col.setColumnName(column.toString());
            }

            this.columnList.add(col);
         }
      }

      this.tableMap.put(tableName, tableName);
      List<SQLInsertStatement.ValuesClause> valuesList = insert.getValuesList();
      if (valuesList.size() == 0) {
         SQLSelectQueryBlock query = (SQLSelectQueryBlock)insert.getQuery().getQuery();
         String parseSql = this.parseSelect(this.dbType, query.toString());
         SQLSelectQueryBlock sqlSelectQueryBlock = this.aliParseSelect(this.dbType, parseSql, true);
         insert.getQuery().setQuery(sqlSelectQueryBlock);
      }

      this.schemaMap.put(tableName, schema);
   }

   public SQLUpdateStatement parseUpdate(String dbType, String sql) throws SQLException {
      SQLUpdateStatement update = this.aliParseUpdate(dbType, sql);
      this.parseUpdateColumns(update);
      return update;
   }

   public SQLUpdateStatement aliParseUpdate(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLUpdateStatement stmt = (SQLUpdateStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseUpdateColumns(SQLUpdateStatement update) throws SQLException {
      String tableName = update.getTableName().getSimpleName();
      SQLExprTableSource tableExpr = (SQLExprTableSource)update.getTableSource();
      SQLExpr expr1 = tableExpr.getExpr();
      String schema = (String)this.params.get("schema");
      if (expr1 instanceof SQLIdentifierExpr) {
         SQLPropertyExpr expr = new SQLPropertyExpr();
         expr.setName(tableName);
         expr.setOwner(schema);
         tableExpr.setExpr((SQLExpr)expr);
      } else if (expr1 instanceof SQLPropertyExpr) {
         schema = ((SQLPropertyExpr)expr1).getOwnerName();
      }

      this.schemaMap.put(tableName, schema);
      String alias = update.getTableSource().getAlias();
      String name = alias == null ? tableName : alias;

      for(SQLUpdateSetItem item : update.getItems()) {
         String className = item.getColumn().getClass().getName();
         String colName = "";
         String colValue = "";
         if (className.contains("SQLPropertyExpr")) {
            SQLPropertyExpr column = (SQLPropertyExpr)item.getColumn();
            colName = column.getName();
            colValue = ((SQLUpdateSetItem)column.getParent()).getValue().toString();
         } else if (className.contains("SQLIdentifierExpr")) {
            SQLIdentifierExpr column = (SQLIdentifierExpr)item.getColumn();
            colName = column.getName();
            colValue = ((SQLUpdateSetItem)column.getParent()).getValue().toString();
         }

         Column col = new Column();
         col.setColumnName(name + "." + colName);
         col.setValue(colValue);
         this.columnList.add(col);
      }

      this.tableMap.put(name, tableName);
      this.parseWhere(update.getWhere());
   }

   public SQLDeleteStatement parseDelete(String dbType, String sql) throws SQLException {
      SQLDeleteStatement delete = this.aliParseDelete(dbType, sql);
      this.parseDeleteColumns(delete);
      return delete;
   }

   public SQLDeleteStatement aliParseDelete(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLDeleteStatement stmt = (SQLDeleteStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseDeleteColumns(SQLDeleteStatement delete) throws SQLException {
      String schema = (String)this.params.get("schema");
      String url = (String)this.params.get("url");
      String ip_port = url.split("/")[2];
      String tableName = delete.getTableName().getSimpleName();
      SQLExprTableSource tableExpr = (SQLExprTableSource)delete.getTableSource();
      SQLExpr expr1 = tableExpr.getExpr();
      if (expr1 instanceof SQLIdentifierExpr) {
         SQLPropertyExpr expr = new SQLPropertyExpr();
         expr.setName(tableName);
         expr.setOwner(schema);
         tableExpr.setExpr((SQLExpr)expr);
      } else if (expr1 instanceof SQLPropertyExpr) {
         schema = ((SQLPropertyExpr)expr1).getOwnerName();
      }

      for(Column tableColumn : JdbcUtil.getTableColumns(ip_port, schema, tableName, tableName, this.tableList)) {
         Column column = new Column();
         this.tableMap.put(tableColumn.getTable(), tableColumn.getTable());
         this.schemaMap.put(tableColumn.getTable(), tableColumn.getSchema());
         column.setSchema(tableColumn.getSchema());
         column.setTable(tableColumn.getTable());
         column.setColumnName(tableColumn.getColumnName());
         this.columnList.add(column);
      }

      this.parseWhere(delete.getWhere());
   }

   public SQLTruncateStatement parseTruncate(String dbType, String sql) throws SQLException {
      SQLTruncateStatement truncate = this.aliParseTruncate(dbType, sql);
      this.parseTruncateColumns(truncate);
      return truncate;
   }

   public SQLTruncateStatement aliParseTruncate(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLTruncateStatement stmt = (SQLTruncateStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseTruncateColumns(SQLTruncateStatement truncate) {
      for(SQLExprTableSource sqlExprTableSource : truncate.getTableSources()) {
         String tableName = sqlExprTableSource.getName().getSimpleName();
         this.tableMap.put(tableName, tableName);
      }

   }

   public SQLCreateStatement parseCreate(String dbType, String sql) throws SQLException {
      SQLCreateStatement create = this.aliParseCreate(dbType, sql);
      this.parseCreateColumns(create);
      return create;
   }

   public SQLCreateStatement aliParseCreate(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLCreateStatement stmt = (SQLCreateStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseCreateColumns(SQLCreateStatement create) throws SQLException {
      String schema = (String)this.params.get("schema");
      String name = create.getClass().getName();
      String tableName = "";
      if (name.contains("MySqlCreateTableStatement")) {
         MySqlCreateTableStatement createTable = (MySqlCreateTableStatement)create;
         tableName = createTable.getTableName();
         String classTableName = createTable.getTableSource().getName().getClass().getName();
         if (classTableName.contains("SQLIdentifierExpr")) {
            SQLPropertyExpr expr = new SQLPropertyExpr();
            expr.setName(tableName);
            expr.setOwner(schema);
            createTable.getTableSource().setExpr((SQLExpr)expr);
         }

         List<SQLTableElement> tableElementList = createTable.getTableElementList();
         if (tableElementList.size() == 0) {
            SQLSelect subQuery = createTable.getSelect();
            this.params.put("sql", subQuery.toString());
            this.parseSqlStructure(new HashMap());
         } else {
            for(SQLTableElement sqlTableElement : tableElementList) {
               String className = sqlTableElement.getClass().getName();
               if (className.contains("SQLColumnDefinition")) {
                  SQLColumnDefinition col = (SQLColumnDefinition)sqlTableElement;
                  String columnName = col.getColumnName();
                  Column column = new Column();
                  column.setColumnName(tableName + "." + columnName);
                  this.columnList.add(column);
               }
            }
         }

         this.tableMap.put(tableName, tableName);
      } else if (name.contains("SQLCreateViewStatement")) {
         SQLCreateViewStatement createView = (SQLCreateViewStatement)create;
         String simpleName = createView.getName().getSimpleName();
         SQLSelect subQuery = createView.getSubQuery();
         this.params.put("sql", subQuery.toString());
         this.parseSqlStructure(new HashMap());
         this.tableMap.put(simpleName, simpleName);
      }

      this.schemaMap.put(tableName, schema);
   }

   public SQLAlterTableStatement parseAlter(String dbType, String sql) throws SQLException {
      SQLAlterTableStatement alter = this.aliParseAlter(dbType, sql);
      this.parseAlterColumns(alter);
      return alter;
   }

   public SQLAlterTableStatement aliParseAlter(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLAlterTableStatement stmt = (SQLAlterTableStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseAlterColumns(SQLAlterTableStatement alter) {
      String tableName = alter.getTableName();

      for(SQLAlterTableItem item : alter.getItems()) {
         String className = item.getClass().getName();
         if (className.contains("SQLAlterTableAddColumn")) {
            SQLAlterTableAddColumn alterColumn = (SQLAlterTableAddColumn)item;

            for(SQLColumnDefinition column : alterColumn.getColumns()) {
               String columnName = column.getColumnName();
               Column col = new Column();
               col.setColumnName(tableName + "." + columnName);
               this.columnList.add(col);
            }
         } else if (className.contains("SQLAlterTableDropColumnItem")) {
            SQLAlterTableDropColumnItem alterColumn = (SQLAlterTableDropColumnItem)item;

            for(SQLName column : alterColumn.getColumns()) {
               String columnName = column.getSimpleName();
               Column col = new Column();
               col.setColumnName(tableName + "." + columnName);
               this.columnList.add(col);
            }
         }
      }

      this.tableMap.put(tableName, tableName);
   }

   public String parseUnion(String dbType, String sql) throws SQLException {
      StringBuilder result = new StringBuilder();
      SQLUnionQuery query = this.aliParseUnion(dbType, sql);
      this.dealUnion(query, result);
      return result.toString();
   }

   public SQLUnionQuery aliParseUnion(String dbType, String sql) throws SQLException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLSelectStatement stmt = (SQLSelectStatement)stmtList.get(0);
         SQLSelect select = stmt.getSelect();
         SQLUnionQuery query = (SQLUnionQuery)select.getQuery();
         return query;
      }
   }

   public void dealUnion(SQLUnionQuery unionQuery, StringBuilder result) throws SQLException {
      List<SQLSelectQuery> queryList = unionQuery.getRelations();

      for(int i = 0; i < queryList.size(); ++i) {
         SQLSelectQuery selectQuery = (SQLSelectQuery)queryList.get(i);
         String sql = "";
         String className = selectQuery.getClass().getName();
         if (className.contains("SQLUnionQuery")) {
            SQLUnionQuery unQuery = (SQLUnionQuery)selectQuery;
            this.dealUnion(unQuery, result);
         } else {
            SQLSelectQueryBlock query = (SQLSelectQueryBlock)selectQuery;
            this.parseFrom(query.getFrom(), (Map)null, "", true);
            this.parseFrom(query.getFrom(), (Map)null, "", false);
            sql = this.parseSelectStar(query);
            query = this.aliParseSelect(this.dbType, sql, true);
            this.parseQueryColumns(query, "");
            sql = this.parseSelectStar(query);
            result.append(sql);
         }

         if (i == 0) {
            result.append("\n" + unionQuery.getOperator().toString() + "\n");
         }
      }

   }

   public SQLDropTableStatement parseDrop(String dbType, String sql) throws SQLException {
      SQLDropTableStatement drop = this.aliParseDrop(dbType, sql);
      this.parseDropColumns(drop);
      return drop;
   }

   public SQLDropTableStatement aliParseDrop(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLDropTableStatement stmt = (SQLDropTableStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseDropColumns(SQLDropTableStatement drop) {
      for(SQLExprTableSource tableSource : drop.getTableSources()) {
         String tableName = tableSource.getName().getSimpleName();
         this.tableMap.put(tableName, tableName);
      }

   }

   public SQLGrantStatement parseGrant(String dbType, String sql) throws SQLException {
      SQLGrantStatement grant = this.aliParseGrant(dbType, sql);
      this.parseGrantColumns(grant);
      return grant;
   }

   public SQLGrantStatement aliParseGrant(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLGrantStatement stmt = (SQLGrantStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseGrantColumns(SQLGrantStatement grant) {
      String url = (String)this.params.get("url");
      String ip_port = url.split("/")[2];
      SQLExprTableSource resource = (SQLExprTableSource)grant.getResource();
      SQLPropertyExpr expr = (SQLPropertyExpr)resource.getExpr();
      String name = expr.getName();
      String owner = expr.getOwner().toString();
      if ("*".equalsIgnoreCase(owner)) {
         for(DataBase dataBase : JdbcUtil.dataBaseList) {
            if (dataBase.getIp_port().equalsIgnoreCase(ip_port)) {
               for(Schema schema : dataBase.getSchemaList()) {
                  for(Table table : schema.getTableList()) {
                     this.schemaMap.put(table.getName(), schema.getName());
                     this.tableMap.put(table.getName(), table.getName());
                  }
               }
            }
         }
      } else if ("*".equalsIgnoreCase(name)) {
         for(DataBase dataBase : JdbcUtil.dataBaseList) {
            if (dataBase.getIp_port().equalsIgnoreCase(ip_port)) {
               for(Schema schema : dataBase.getSchemaList()) {
                  if (schema.getName().equalsIgnoreCase(owner)) {
                     for(Table table : schema.getTableList()) {
                        this.schemaMap.put(table.getName(), owner);
                        this.tableMap.put(table.getName(), table.getName());
                     }
                  }
               }
            }
         }
      } else {
         this.schemaMap.put(name, owner);
         this.tableMap.put(name, name);
      }

   }

   public SQLRevokeStatement parseRevoke(String dbType, String sql) throws SQLException {
      SQLRevokeStatement revoke = this.aliParseRevoke(dbType, sql);
      this.parseRevokeColumns(revoke);
      return revoke;
   }

   public SQLRevokeStatement aliParseRevoke(String dbType, String sql) throws SQLSyntaxErrorException {
      List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
      if (stmtList.size() > 1) {
         throw new SQLSyntaxErrorException("Multi is not supported,use single instead");
      } else {
         SQLRevokeStatement stmt = (SQLRevokeStatement)stmtList.get(0);
         return stmt;
      }
   }

   public void parseRevokeColumns(SQLRevokeStatement revoke) {
      String url = (String)this.params.get("url");
      String ip_port = url.split("/")[2];
      SQLExprTableSource resource = (SQLExprTableSource)revoke.getResource();
      SQLPropertyExpr expr = (SQLPropertyExpr)resource.getExpr();
      String name = expr.getName();
      String owner = expr.getOwner().toString();
      if ("*".equalsIgnoreCase(owner)) {
         for(DataBase dataBase : JdbcUtil.dataBaseList) {
            if (dataBase.getIp_port().equalsIgnoreCase(ip_port)) {
               for(Schema schema : dataBase.getSchemaList()) {
                  for(Table table : schema.getTableList()) {
                     this.schemaMap.put(table.getName(), schema.getName());
                     this.tableMap.put(table.getName(), table.getName());
                  }
               }
            }
         }
      } else if ("*".equalsIgnoreCase(name)) {
         for(DataBase dataBase : JdbcUtil.dataBaseList) {
            if (dataBase.getIp_port().equalsIgnoreCase(ip_port)) {
               for(Schema schema : dataBase.getSchemaList()) {
                  if (schema.getName().equalsIgnoreCase(owner)) {
                     for(Table table : schema.getTableList()) {
                        this.schemaMap.put(table.getName(), owner);
                        this.tableMap.put(table.getName(), table.getName());
                     }
                  }
               }
            }
         }
      } else {
         this.schemaMap.put(name, owner);
         this.tableMap.put(name, name);
      }

   }

   public Map<String, String> pareAndReplace(SQLTableSource from, Map<String, String> map, String subTableAlias, Map repalceMap) throws SQLException {
      String className = from.getClass().getName();
      if (className.contains("SQLExprTableSource")) {
         SQLExprTableSource fromContent = (SQLExprTableSource)from;
         String tableName = fromContent.getExpr().toString();
         String tableAlisa = fromContent.getAlias();
         String exprClass = fromContent.getExpr().getClass().getName();
         if (exprClass.contains("SQLPropertyExpr")) {
            SQLPropertyExpr expr = (SQLPropertyExpr)fromContent.getExpr();
            tableName = expr.getName();
            String owner = expr.getOwner().toString();
            this.schemaMap.put(tableName, owner);
         } else {
            String owner = (String)this.params.get("schema");
            SQLIdentifierExpr expr = (SQLIdentifierExpr)fromContent.getExpr();
            SQLPropertyExpr pExpr = new SQLPropertyExpr();
            pExpr.setName(expr.getName());
            pExpr.setOwner(owner);
            fromContent.setExpr((SQLExpr)pExpr);
            this.schemaMap.put(tableName, owner);
         }

         tableAlisa = tableAlisa == null ? tableName : tableAlisa;
         if (map == null) {
            this.tableMap.put(tableAlisa, tableName);
            String realTable = (String)this.tableMap.get(subTableAlias);
            if (realTable == null) {
               this.tableMap.put(subTableAlias, tableName);
            } else if (!realTable.equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias, realTable + "." + tableName);
            }

            String name = fromContent.getParent().getClass().getName().toLowerCase();
            if (name.contains("SQLSelectQueryBlock".toLowerCase())) {
               this.parseWhere(((SQLSelectQueryBlock)from.getParent()).getWhere());
               SQLSelectGroupByClause groupBy = ((MySqlSelectQueryBlock)from.getParent()).getGroupBy();
               if (groupBy != null) {
                  this.parseHaving(((MySqlSelectQueryBlock)from.getParent()).getGroupBy().getHaving());
               }
            } else if (name.contains("SQLJoinTableSource".toLowerCase())) {
               this.parseWhere(((SQLJoinTableSource)from.getParent()).getCondition());
            }
         } else {
            map.put(tableAlisa, tableName);
         }
      } else if (className.contains("SQLJoinTableSource")) {
         SQLJoinTableSource fromContent = (SQLJoinTableSource)from;
         SQLTableSource left = fromContent.getLeft();
         this.pareAndReplace(left, map, "", repalceMap);
         SQLTableSource right = fromContent.getRight();
         this.pareAndReplace(right, map, "", repalceMap);
      } else if (className.contains("SQLUnionQueryTableSource")) {
         SQLUnionQueryTableSource fromContent = (SQLUnionQueryTableSource)from;
         String alias = fromContent.getAlias();
         SQLUnionQuery union = fromContent.getUnion();
         List<SQLSelectQueryBlock> unionList = new ArrayList();
         this.parseUnionFrom(union, unionList);
         this.paresUnionFromSql(unionList, alias, false);
         if (map == null) {
            this.tableMap.put(alias, alias);
         } else {
            map.put(alias, alias);
         }
      } else if (className.contains("SQLSubqueryTableSource")) {
         SQLSubqueryTableSource fromContent = (SQLSubqueryTableSource)from;
         SQLSelect select = fromContent.getSelect();
         if (map == null) {
            SQLSelectQueryBlock query = (SQLSelectQueryBlock)select.getQuery();
            this.parseFrom(query.getFrom(), map, fromContent.getAlias(), true);
            String sql = this.parseSelectStar(query);
            SQLSelectQueryBlock subQuery = this.aliParseSelect(this.dbType, sql, false);
            this.parseQueryColumns(subQuery, fromContent.getAlias());
            if (!"".equalsIgnoreCase(subTableAlias)) {
               this.tableMap.put(subTableAlias, fromContent.getAlias());
            }

            this.parseWhere(query.getWhere());
         } else {
            map.put(fromContent.getAlias(), fromContent.getAlias());
         }
      }

      return this.tableMap;
   }

   public void parseSqlStructureXY(Map<String, Object> paramMap) throws SQLException {
      String sql = (String)this.params.get("sql");
      List<SQLStatement> statements = SQLUtils.parseStatements(sql, "mysql");
      if (statements != null && statements.size() != 0) {
         StatementType statementType = SQLParser.getStatementType((SQLStatement)statements.get(0));
         JdbcUtil.getSqlType(sql, this.dbType);
         if (statementType != StatementType.other) {
            String url = (String)this.params.get("url");
            String schema = (String)this.params.get("schema");
            String ip_port = url.split("/")[2];
            SQLParser sqlParser = new SQLParser();
            DataBase dataBase = new DataBase();

            for(DataBase db : JdbcUtil.dataBaseList) {
               if (ip_port.equalsIgnoreCase(db.getIp_port())) {
                  dataBase = db;
                  break;
               }
            }

            SQLResult parse = sqlParser.parse((SQLStatement)statements.get(0), dataBase, schema);
            List<FieldInfo> columnlist = parse.outputs;
            MySQLNameWrapper wrapper = new MySQLNameWrapper(dataBase.simpleCache);
            Set<String> tabSet = new HashSet();

            for(FieldInfo fieldInfo : columnlist) {
               Column raw = new Column();
               raw.setColumnName(fieldInfo.getName());
               raw.setColumnAlisa(fieldInfo.getAlias());
               raw.setSubQuery(false);
               this.columnList.add(raw);
               List<FieldInfo> fieldInfoList = new ArrayList();
               if (fieldInfo.getRelations().size() > 0) {
                  fieldInfoList = fieldInfo.getRelations();
               } else {
                  fieldInfoList.add(fieldInfo);
               }

               for(FieldInfo info : fieldInfoList) {
                  String name = info.getName();
                  if (!StringUtils.isEmpty(name)) {
                     Map<String, TableInfo> tables = info.getTables();
                     String tableName = "";
                     String schemaName = "";

                     for(String s : tables.keySet()) {
                        String[] segment = s.split("\\.");
                        if (!StringUtils.isEmpty(segment[0]) && !StringUtils.isEmpty(segment[1])) {
                           schemaName = segment[0];
                           tableName = segment[1];
                           break;
                        }
                     }

                     if (tableName.length() == 0 && info.getTables().size() > 0) {
                        for(Map.Entry<String, TableInfo> entry : info.getTables().entrySet()) {
                           TableInfo tbInfo = (TableInfo)entry.getValue();
                           if (tbInfo != null && tbInfo.getTable() != null && !StringUtils.isEmpty(tbInfo.getTable().schema) && !StringUtils.isEmpty(tbInfo.getTable().name)) {
                              tableName = tbInfo.getTable().name;
                              schemaName = tbInfo.getTable().schema;
                              break;
                           }
                        }
                     }

                     schemaName = wrapper.unwrapSchema(schemaName);
                     tableName = wrapper.unwrapTable(schemaName, tableName);
                     tabSet.add(tableName);
                     Column column = new Column();
                     column.setColumnName(tableName + "." + name);
                     column.setTable(tableName);
                     column.setSchema(schemaName);
                     column.setColumnAlisa(info.getAlias() != null && !"".equals(info.getAlias()) ? info.getAlias().replaceAll("`", "") : "");
                     column.setSubQuery(false);
                     raw.columns.add(column);
                  }
               }
            }

            for(TableInfo table : parse.tables) {
               TableMemo tb = table.getTable();
               String schName = wrapper.unwrapSchema(tb.schema);
               String tbName = wrapper.unwrapTable(schName, tb.name);
               if (tabSet.contains(tbName)) {
                  this.tableMap.put(tbName, tbName);
                  this.schemaMap.put(tbName, schName);
               }
            }

            String type = getStatementType(parse.statementType);
            paramMap.put("type", type);
            paramMap.put("whereList", this.whereList);
            paramMap.put("statement", parse.statement);
            paramMap.put("type", statementType.toString().toLowerCase());
            paramMap.put("sql", parse.statement.toString());
            wrapper.unwrapFullColumns(this.columnList);

            for(Column column : this.columnList) {
               wrapper.unwrapFullColumns(column.columns);
            }

            paramMap.put("tableMap", this.tableMap);
            paramMap.put("columnList", this.columnList);
            paramMap.put("schemaMap", this.schemaMap);
            paramMap.put("whereMap", this.whereMap);
         }
      }
   }

   public List<String> parseWheres(String sql) {
      SQLParser parser = new SQLParser();
      return parser.where(sql);
   }

   public String formatSQL(String sql) {
      SQLParser parser = new SQLParser();
      return parser.format(sql);
   }

   public Scope getScope(String ip_port, String schema, List<SQLStatement> statements) {
      Context context = new Context();
      DataBase dataBase = new DataBase();

      for(DataBase db : JdbcUtil.dataBaseList) {
         if (ip_port.equalsIgnoreCase(db.getIp_port())) {
            dataBase = db;
            break;
         }
      }

      context.initialize(dataBase, schema, this.dbType);
      Scope scope = new Scope();
      scope.dialector = new MySQLScopeDialector(scope);
      scope.context = context;
      scope.isCheckIsolated = true;
      ScopeVisitor scopeVisitor = new ScopeVisitor(scope);
      scopeVisitor.perform(statements);
      FieldVisitor fieldVisitor = new FieldVisitor(scope);
      fieldVisitor.perform(statements);
      return scope;
   }
}
