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/*
 * Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you
 * may not use this file except in compliance with the License. You
 * may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License. See accompanying
 * LICENSE file.
 */

package com.gemstone.gemfire.internal.cache;


/**
 * @author Sudhir Menon
 *
 *
 * Helper class that holds values needed by the search optimizer to do its work.
 *
 */

import java.util.Set;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SelectionKey;
import java.io.IOException;
import java.net.*;

class AcceptHelper {
  public ServerSocketChannel ackServerChannel;
  public ServerSocketChannel nackServerChannel;
  public int ackPort = 0;
  public int nackPort = 0;;
  public Set relevantIdSet;
  public SearchLoadAndWriteProcessor processor;
  public SelectionKey ackSelKey;
  public SelectionKey nackSelKey;
  public boolean closed = false;

  public AcceptHelper() {
  }

  public void close() {
    try {
      if (ackServerChannel != null) {
        ackServerChannel.close();
      }
      nackServerChannel.close();
    }
    catch(IOException ioe) {
      ioe.printStackTrace();
    }
    closed = true;
  }

  public synchronized void reset(boolean ackPortInit) {
    try {
      if (ackPortInit) {
        ackServerChannel = ServerSocketChannel.open();
        ackServerChannel.configureBlocking(false);
        ackServerChannel.socket().bind(null,1);
        //ackPort = ackServerChannel.socket().getLocalPort();
        InetSocketAddress addr = (InetSocketAddress) ackServerChannel.
                                  socket().getLocalSocketAddress();
        ackPort = addr.getPort();

      }
      else {
        ackServerChannel = null;
      }

      nackServerChannel = ServerSocketChannel.open();
      nackServerChannel.configureBlocking(false);
      nackServerChannel.socket().bind(null,1);
      InetSocketAddress addr = (InetSocketAddress) nackServerChannel.
                                  socket().getLocalSocketAddress();
     // nackPort = nackServerChannel.socket().getLocalPort();
      nackPort = addr.getPort();

    }
    catch(IOException ioe) {
      ioe.printStackTrace();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
    closed=false;

  }

  public boolean isClosed() {
    return closed;
  }

}




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