AttachmentTest.java :  » Web-Server » xsocket » org » xsocket » connection » Java Open Source

/*
 *  Copyright (c) xsocket.org, 2006-2008. All rights reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Please refer to the LGPL license at: http://www.gnu.org/copyleft/lesser.txt
 * The latest copy of this software may be found on http://www.xsocket.org/
 */
package org.xsocket.connection;

import java.io.IOException;
import java.nio.BufferUnderflowException;



import org.junit.Assert;
import org.junit.Test;
import org.xsocket.MaxReadSizeExceededException;
import org.xsocket.QAUtil;
import org.xsocket.connection.BlockingConnection;
import org.xsocket.connection.IBlockingConnection;
import org.xsocket.connection.IConnectHandler;
import org.xsocket.connection.IDataHandler;
import org.xsocket.connection.INonBlockingConnection;
import org.xsocket.connection.IServer;
import org.xsocket.connection.Server;
import org.xsocket.connection.ConnectionUtils;




/**
*
* @author grro@xsocket.org
*/
public final class AttachmentTest {


  @Test 
  public void testSimple() throws Exception {
    Handler hdl = new Handler();
    final IServer server = new Server(hdl);
    ConnectionUtils.start(server);

    IBlockingConnection bc = new BlockingConnection("localhost", server.getLocalPort());
    bc.setAutoflush(false);
    
    bc.setEncoding("US-ASCII");
    
    bc.write("24524232432");
    bc.flush();
    QAUtil.sleep(100);
    
    bc.write("22432");
    bc.flush();
    QAUtil.sleep(100);
    
    bc.write("224wwrwerwrrw32");
    bc.flush();
    QAUtil.sleep(100);
    
    
    bc.write("224w3253242");
    bc.flush();

    QAUtil.sleep(300);
    
    
    Assert.assertTrue(hdl.read == 42);
    
    bc.close();
    server.close();
  }

  
  private static final class Handler implements IDataHandler, IConnectHandler {
    
    private int read = 0;
    
    
    public boolean onConnect(INonBlockingConnection connection) throws IOException {
      connection.setAttachment(Integer.valueOf(0));
      return true;
    }
    
    public boolean onData(INonBlockingConnection connection) throws IOException, BufferUnderflowException, MaxReadSizeExceededException {
      connection.setAutoflush(false);
      
      Integer i = (Integer) connection.getAttachment();
      int av = connection.available();
      
      connection.readBytesByLength(av);
      
      i += av;
      connection.setAttachment(i);
      read = i;
      return true;
    }
  }
}