/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
package org.voltdb.regressionsuites;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.channels.ServerSocketChannel;
import java.util.logging.Level;
import java.util.logging.Logger;
public class PortListener {
private ServerSocketChannel socket = null;
public PortListener(int port) {
try {
socket = ServerSocketChannel.open();
socket.socket().bind(new InetSocketAddress(port));
} catch (IOException ex) {
Logger.getLogger(PortListener.class.getName()).log(Level.SEVERE, null, ex);
}
}
public PortListener(int port, boolean loopback) {
try {
socket = ServerSocketChannel.open();
socket.socket().bind(new InetSocketAddress("127.0.0.1", port));
} catch (IOException ex) {
Logger.getLogger(PortListener.class.getName()).log(Level.SEVERE, null, ex);
}
}
public int close() {
if (socket != null) {
try {
socket.close();
} catch (IOException ex) {
Logger.getLogger(PortListener.class.getName()).log(Level.SEVERE, null, ex);
}
}
return 0;
}
}