package org.apache.http.util;

import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.SocketAddress;

public final class NetUtils {
   public static void formatAddress(StringBuilder buffer, SocketAddress socketAddress) {
      Args.notNull(buffer, "Buffer");
      Args.notNull(socketAddress, "Socket address");
      if (socketAddress instanceof InetSocketAddress) {
         InetSocketAddress socketaddr = (InetSocketAddress)socketAddress;
         InetAddress inetaddr = socketaddr.getAddress();
         buffer.append(inetaddr != null ? inetaddr.getHostAddress() : inetaddr).append(':').append(socketaddr.getPort());
      } else {
         buffer.append(socketAddress);
      }

   }
}
