content: /**
   *  Copyright (c) 2013-2014 Angelo ZERR.
   *  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:
   *  Angelo Zerr <angelo.zerr@gmail.com> - initial API and implementation
   */
  package tern.server.nodejs.process;
  
  import java.io.File;
  import java.io.IOException;
  import java.util.List;
  
  /**
   * Print the each event of node.js process {@link NodejsProcess} in the
   * {@link System#out} and {@link System#err}.
   */
  public class PrintNodejsProcessListener extends NodejsProcessAdapter {
  
  	private static final INodejsProcessListener INSTANCE = new PrintNodejsProcessListener();
  
  	public static INodejsProcessListener getInstance() {
  		return INSTANCE;
  	}
  
  	@Override
  	public void onCreate(INodejsProcess process, List<String> commands,
  			File projectDir) {
  		StringBuilder commandsAsString = new StringBuilder();
  		int i = 0;
  		for (String cmd : commands) {
  			if (i > 0) {
  				commandsAsString.append(" ");
  			}
  			if (i <= 1) {
  				commandsAsString.append("\"");
  			}
  			commandsAsString.append(cmd);
  			if (i <= 1) {
  				commandsAsString.append("\"");
  			}
  			i++;
  		}
  		System.out.println("Nodejs Commnand: " + commandsAsString.toString());
  		String path = projectDir.getPath();
  		try {
  			path = projectDir.getCanonicalPath();
  		} catch (IOException e) {
  		}
  		System.out.println("Project dir: " + path);
  	}
  
  	@Override
  	public void onStart(INodejsProcess process) {
  		System.out.println("Server started at " + process.getPort() + " on "
  				+ process.getElapsedStartTime());
  	}
  
  	@Override
  	public void onData(INodejsProcess process, String line) {
  		System.out.println(line);
  	}
  
  	@Override
  	public void onStop(INodejsProcess process) {
  		System.out.println("Server stopped at " + process.getPort());
  	}
  
  	@Override
  	public void onError(INodejsProcess process, String line) {
  		System.err.println(line);
  	}
  }
  