Java HTTP Port Find ServerListening(String host, int port)

Description

The method check if a host is listening in the specified port.

License

Apache License

Parameter

Parameter	Description
host	- Host name.
port	- Port

Return

- true is listening in the port, false otherwise.

Declaration

public static boolean ServerListening(String host, int port) 

Method Source Code

//package com.java2s;
/*!*****************************************************************************
 *
 * Selenium Tests For CTools//w  ww . jav  a 2  s. c  om
 *
 * Copyright (C) 2002-2015 by Pentaho : http://www.pentaho.com
 *
 *******************************************************************************
 *
 * 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.
 *
 ******************************************************************************/

import java.net.Socket;

public class Main {
    /**
     * The method check if a host is listening in the specified port.
     * 
     * @param host - Host name.
     * @param port - Port
     * @return - true is listening in the port, false otherwise.
     */
    public static boolean ServerListening(String host, int port) {
        try (Socket s = new Socket(host, port);) {
            return true;
        } catch (Exception e) {
            return false;
        }
    }
}

Related

1. selectAvailablePort(int preferedPort)
2. sendCommand(final String command, final int monitorPort)
3. sendCommand(String host, Integer port, String cmd)
4. serverIsUp(int port)
5. serverListening(String host, int port)
6. serverListening(String hostName, int port)
7. waitForLiveServer(String webContainerHostname, int webContainerPort, int timeoutMin)
8. waitForPort(String host, int port)
9. waitForResponseCode(int code, String name, String host, int port)