io.antmedia.ipcamera.onvifdiscovery.ProbeSenderThread Maven / Gradle / Ivy

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package io.antmedia.ipcamera.onvifdiscovery;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.util.UUID;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

import org.apache.commons.lang3.exception.ExceptionUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ProbeSenderThread extends Thread {

	private Thread probeReceiverThread;
	private DatagramSocket socket;
	private CountDownLatch serverStarted;
	private CountDownLatch serverFinished;
	private InetAddress address;
	private String probeMsgTemplate;
	
	private Logger logger = LoggerFactory.getLogger(ProbeSenderThread.class);

	public ProbeSenderThread(InetAddress address, DatagramSocket socket, String probeMsgTemplate,
			CountDownLatch serverStarted, CountDownLatch serverFinished, Thread probeReceiverThread) {
		this.probeReceiverThread = probeReceiverThread;
		this.serverStarted = serverStarted;
		this.serverFinished = serverFinished;
		this.socket = socket;
		this.address = address;
		this.probeMsgTemplate = probeMsgTemplate;
	}

	public void run() {
		final String uuid = UUID.randomUUID().toString();
		final String probe = probeMsgTemplate.replaceAll(
				"urn:uuid:.*",
				"urn:uuid:" + uuid + "");
		probeReceiverThread.start();
		try {
			serverStarted.await(1000, TimeUnit.MILLISECONDS);
		} catch (InterruptedException e) {
			logger.error(ExceptionUtils.getStackTrace(e));
			Thread.currentThread().interrupt();
		}
		try {
			socket.send(new DatagramPacket(probe.getBytes(), probe.length(), address, DeviceDiscovery.WS_DISCOVERY_PORT));
		} catch (IOException e1) {
			logger.error(ExceptionUtils.getStackTrace(e1));
		}

		try {
			serverFinished.await(DeviceDiscovery.WS_DISCOVERY_TIMEOUT, TimeUnit.MILLISECONDS);
		} catch (InterruptedException e) {
			logger.error(ExceptionUtils.getStackTrace(e));
			Thread.currentThread().interrupt();
		}
	}

}