BaseTest.java

/*
 * Copyright 2017 Async-IO.org
 *
 * 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.
 */
package org.atmosphere.nettosphere.test;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

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

public abstract class BaseTest {

    protected static final Logger logger = LoggerFactory.getLogger(BaseTest.class);
    public String urlTarget;
    public int port;

    public int findFreePort() throws IOException {
        ServerSocket socket = null;

        try {
            socket = new ServerSocket(0);

            return socket.getLocalPort();
        } finally {
            if (socket != null) {
                socket.close();
            }
        }
    }

}