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From sul...@apache.org
Subject cvs commit: jakarta-commons/httpclient/src/examples ClientApp.java
Date Thu, 08 Aug 2002 05:06:12 GMT
sullis      2002/08/07 22:06:12

  Added:       httpclient/src/examples ClientApp.java
  Log:
  example application. Uses Swing.
  
  Revision  Changes    Path
  1.1                  jakarta-commons/httpclient/src/examples/ClientApp.java
  
  Index: ClientApp.java
  ===================================================================
  /*
   * $Header: $
   * $Revision: 1.2 $
   * $Date: 2002/08/08 01:24:30 $
   * 
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1999 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "HttpClient", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   * [Additional notices, if required by prior licensing conditions]
   *
   */
  
  import org.apache.commons.httpclient.*;
  import org.apache.commons.httpclient.methods.*;
  import java.io.*;
  import java.net.MalformedURLException;
  import java.net.URL;
  import javax.swing.*;
  import java.awt.event.*;
  import java.awt.*;
  
  /**
   * 
   * This is a sample application that demonstrates
   * how to use the Jakarta HttpClient API.
   * 
   * @author Sean C. Sullivan
   *
   */
  public class ClientApp
  {
  
  	public static void main(String[] args)
  	{
  		HttpClientMainFrame f = new HttpClientMainFrame();
  		f.setTitle("HttpClient demo application");
  		f.setSize(600, 400);
  		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  		f.setVisible(true);
  	}
  
  	public static class HttpClientMainFrame
  		extends javax.swing.JFrame
  	{
  		private HttpClientPanel m_panel;
  		
  		public HttpClientMainFrame()
  		{
  			m_panel = new HttpClientPanel();
  			this.getContentPane().add(m_panel);
  		}
  	}
  	
  	public static class HttpClientPanel
  		extends JPanel
  	{
  		public HttpClientPanel()
  		{
  			final JPanel panInput = new JPanel();
  			panInput.setLayout(new FlowLayout());
  			
  			final JPanel panDisplay = new JPanel();
  			panDisplay.setLayout(new BorderLayout());
  			
  			final JTextField tfURL = new JTextField(40);
  			tfURL.setText("http://jakarta.apache.org/");
  			
  			final JTextArea taResponse = new JTextArea();
  			taResponse.setEditable(false);
  			
  			final JLabel lblURL = new JLabel("URL:");
  			
  			final JButton btnGET = new JButton("GET");
  
  			btnGET.addActionListener(new ActionListener()
  				{
  					public void actionPerformed(ActionEvent ae)
  					{
  						String strRawURL = tfURL.getText();
  						if (strRawURL.length() > 0)
  						{
  							URL u = null;
  							try
  							{
  								u = new URL(strRawURL);
  								HttpClient client = new HttpClient();
  								GetMethod get = new GetMethod();
  								client.startSession(u);
  								int iResultCode;
  								try
  								{
  									iResultCode = client.executeMethod(get);
  									System.out.println(iResultCode);
  									String strResponseBody = get.getResponseBodyAsString();
  									if (strResponseBody != null)
  									{
  										taResponse.setText(strResponseBody);
  									}
  								}
  								catch (HttpException ex)
  								{
  									ex.printStackTrace();
  								}
  								catch (IOException ex)
  								{
  									ex.printStackTrace();
  								}
  							}
  							catch (MalformedURLException ignored)
  							{
  								// ignore
  							}
  						}
  					}
  				});
  				
  			panInput.add(lblURL);
  			panInput.add(tfURL);
  			panInput.add(btnGET);
  			
  			JScrollPane scroll = new JScrollPane(taResponse);
  
  			panDisplay.add(scroll, BorderLayout.CENTER);
  			
  			this.setLayout(new BorderLayout());
  			
  			this.add(panInput, BorderLayout.NORTH);
  			this.add(panDisplay, BorderLayout.CENTER);
  		}
  	}
  }
  
  
  

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