Java HTTP Port Find isBindable(int port)

Description

is Bindable

License

Open Source License

Declaration

public static synchronized boolean isBindable(int port) 

Method Source Code

//package com.java2s;
/* This file is part of VoltDB.
 * Copyright (C) 2008-2015 VoltDB Inc./*from ww  w  .j ava2  s .  c om*/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with VoltDB.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.io.IOException;
import java.net.BindException;
import java.net.ServerSocket;

public class Main {
    public static synchronized boolean isBindable(int port) {
        try {
            ServerSocket ss = new ServerSocket(port);
            ss.close();
            ss = null;
            return true;
        } catch (BindException be) {
            return false;
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
}

Related

1. getXmlReport(String fileName)
2. hasPermissionToBindPort(int port)
3. isActivePort(int port)
4. isAlive(String hostname, int port, int retries)
5. isAvailablePort(int port)
6. isBindedPort(String host, int port)
7. isBound(int port)
8. isBound(int port)
9. isConnectionAlive(String protocol, String host, int port)