ReceiveUdp.java

/**
 * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite 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 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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 Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package com.examples.with.different.packagename.mock.java.net;

import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;

/**
 * Created by arcuri on 12/17/14.
 */
public class ReceiveUdp {

    public boolean listenForUdpPacket() throws Exception {

        byte[] buffer = new byte[512];
        DatagramPacket packet = new DatagramPacket(buffer,buffer.length);

        DatagramSocket socket = new DatagramSocket(1234, InetAddress.getByName("127.0.0.2"));
        socket.receive(packet);

        return packet.getPort() == 42;
    }

}