package com.ziesemer.utils.web;
   
   import java.text.DateFormat;
   import java.text.SimpleDateFormat;
   import java.util.TimeZone;
   
   import org.eclipse.jetty.server.Connector;
   import org.eclipse.jetty.server.Server;
   import org.eclipse.jetty.server.nio.AbstractNIOConnector;
  import org.eclipse.jetty.server.nio.BlockingChannelConnector;
  import org.eclipse.jetty.servlet.ServletContextHandler;
  import org.eclipse.jetty.webapp.WebAppContext;
  
  /**
   * @author Mark A. Ziesemer
   * <a href="http://www.ziesemer.com.">&lt;www.ziesemer.com&gt;</a>
   */
  public class ServletTester{
  	protected final Server server;
  	protected final AbstractNIOConnector connector;
  	protected final ServletContextHandler handler;
  	protected final String baseUrl;
  	
  	/**
  	 * NOT thread-safe.
  	 */
  	protected final DateFormat rfc1123DateFormat;
  	
  	public ServletTester() throws Exception{
  		rfc1123DateFormat = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss z");
  		rfc1123DateFormat.setTimeZone(TimeZone.getTimeZone("GMT"));
  		
  		server = new Server();
  		// SelectChannelConnector causes intermittent deadlocks.
  		// https://bugs.eclipse.org/bugs/show_bug.cgi?id=357318
  		connector = new BlockingChannelConnector();
  		connector.setHost("127.0.0.1");
  		server.addConnector(connector);
  		handler = initHandler();
  		server.setHandler(handler);
  		server.start();
  		baseUrl = "http://localhost:" + connector.getLocalPort() + "/";
  	}
  	
  	protected ServletContextHandler initHandler(){
  		return new WebAppContext();
  	}
  	
  	public Server getServer(){
  		return server;
  	}
  	
  	public Connector getConnector(){
  		return connector;
  	}
  	
  	public ServletContextHandler getHandler(){
  		return handler;
  	}
  	
  	public String getBaseUrl(){
  		return baseUrl;
  	}
  	
  	public void close() throws Exception{
  		server.stop();
  	}
  	
  	/**
  	 * NOT thread-safe.
  	 */
  	public DateFormat getDateFormat(){
  		return rfc1123DateFormat;
  	}
  }