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/*
 * $Header: /home/cvs/jakarta-commons/httpclient/src/examples/TrivialApp.java,v 1.13 2003/05/08 18:39:07 olegk Exp $
 * $Revision: 1.13 $
 * $Date: 2003/05/08 18:39:07 $
 *
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002-2003 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
 * .
 *
 * [Additional notices, if required by prior licensing conditions]
 *
 */

import java.io.IOException;

import org.apache.commons.httpclient.Credentials;
import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.methods.GetMethod;

/**
 *
 * This is a simple text mode application that demonstrates
 * how to use the Jakarta HttpClient API.
 *
 * @author Jeff Dever
 * @author Ortwin Glück
 */
public class TrivialApp
{

    private static final void printUsage()
    {
        System.out.println();
        System.out.println("Usage: java -classpath  [-Dorg.apache.commons.logging.simplelog.defaultlog=] TrivialApp  [ ]");
        System.out.println(" - must contain the commons-httpclient.jar and commons-logging.jar");
        System.out.println(" - one of error, warn, info, debug, trace");
        System.out.println(" - some valid URL");
        System.out.println(" - username for protected page");
        System.out.println(" - password for protected page");
        System.out.println();
    }

    public static void main(String[] args)
    {
        if ((args.length != 1) && (args.length != 3)) {
            printUsage();
            System.exit(-1);
        }

        Credentials creds = null;
        if (args.length >= 3) {
            creds = new UsernamePasswordCredentials(args[1], args[2]);
        }

        //create a singular HttpClient object
        HttpClient client = new HttpClient();

        //establish a connection within 5 seconds
        client.setConnectionTimeout(5000);

        //set the default credentials
        if (creds != null) {
            client.getState().setCredentials(null, null, creds);
        }

        String url = args[0];
        HttpMethod method = null;

        //create a method object
            method = new GetMethod(url);
            method.setFollowRedirects(true);
            method.setStrictMode(false);
        //} catch (MalformedURLException murle) {
        //    System.out.println(" argument '" + url
        //            + "' is not a valid URL");
        //    System.exit(-2);
        //}

        //execute the method
        String responseBody = null;
        try{
            client.executeMethod(method);
            responseBody = method.getResponseBodyAsString();
        } catch (HttpException he) {
            System.err.println("Http error connecting to '" + url + "'");
            System.err.println(he.getMessage());
            System.exit(-4);
        } catch (IOException ioe){
            System.err.println("Unable to connect to '" + url + "'");
            System.exit(-3);
        }


        //write out the request headers
        System.out.println("*** Request ***");
        System.out.println("Request Path: " + method.getPath());
        System.out.println("Request Query: " + method.getQueryString());
        Header[] requestHeaders = method.getRequestHeaders();
        for (int i=0; i

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