content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Marc R. Hoffmann - initial API and implementation
   *    
   *******************************************************************************/
  package org.jacoco.examples;
  
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.net.InetAddress;
  import java.net.Socket;
  
  import org.jacoco.core.data.ExecutionDataWriter;
  import org.jacoco.core.runtime.RemoteControlReader;
  import org.jacoco.core.runtime.RemoteControlWriter;
  
  /**
   * This example connects to a coverage agent that run in output mode
   * <code>tcpserver</code> and requests execution data. The collected data is
   * dumped to a local file.
   */
  public final class ExecutionDataClient {
  
  	private static final String DESTFILE = "jacoco-client.exec";
  
  	private static final String ADDRESS = "localhost";
  
  	private static final int PORT = 6300;
  
  	/**
  	 * Starts the execution data request.
  	 * 
  	 * @param args
  	 * @throws IOException
  	 */
  	public static void main(final String[] args) throws IOException {
  		final FileOutputStream localFile = new FileOutputStream(DESTFILE);
  		final ExecutionDataWriter localWriter = new ExecutionDataWriter(
  				localFile);
  
  		// Open a socket to the coverage agent:
  		final Socket socket = new Socket(InetAddress.getByName(ADDRESS), PORT);
  		final RemoteControlWriter writer = new RemoteControlWriter(
  				socket.getOutputStream());
  		final RemoteControlReader reader = new RemoteControlReader(
  				socket.getInputStream());
  		reader.setSessionInfoVisitor(localWriter);
  		reader.setExecutionDataVisitor(localWriter);
  
  		// Send a dump command and read the response:
  		writer.visitDumpCommand(true, false);
  		if (!reader.read()) {
  			throw new IOException("Socket closed unexpectedly.");
  		}
  
  		socket.close();
  		localFile.close();
  	}
  
  	private ExecutionDataClient() {
  	}
  }
  