org.jwall.web.http.HttpRequest Maven / Gradle / Ivy

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/*
 *  Copyright (C) 2007-2014 Christian Bockermann 
 *
 *  This file is part of the  web-audit  library.
 *
 *  web-audit library is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  The  web-audit  library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see .
 *
 */
package org.jwall.web.http;

import java.net.URL;


public class HttpRequest extends HttpMessage {
	
	public final static String ACCEPT = "Accept";
	public final static String ACCEPT_CHARSET = "Accept-Charset";
	public final static String ACCEPT_ENCODING = "Accept-Encoding";
	public final static String ACCEPT_LANGUAGE = "Accept-Language";
	public final static String AUTHORIZATION = "Authorization";
	public final static String EXPECT = "Expect";
	public final static String FROM = "From";
	public final static String HOST = "Host";
	public final static String IF_MATCH = "If-Match";
	public final static String IF_MODIFIED_SINCE = "If-Modified-Since";
	public final static String IF_NONE_MATCH = "If-None-Match";
	public final static String IF_RANGE = "If-Range";
	public final static String IF_UNMODIFIED_SINCE = "If-Unmodified-Since";
	public final static String MAX_FORWARDS = "Max-Forwards";
	public final static String PROXY_AUTHORIZATION = "Proxy-Authorization";
	public final static String RANGE = "Range";
	public final static String REFERER = "Referer";
	public final static String TE = "TE";
	public final static String USER_AGENT = "User-Agent";

	
	String method = "";
	String uri = "";
	URL url = null;
	
	/**
	 * 
	 * This will create a new http-request from the given String-array. The array
	 * is assumed to contain the request-header in reqData[0] and
	 * optionally the request-body in reqData[1].
	 * 
	 * 
	 * @param reqHeader
	 * @param reqBody
	 * @throws ProtocolException
	 */
	public HttpRequest( String reqHeader, byte[] reqBody )
		throws ProtocolException
	{
		super( new HttpHeader(reqHeader), reqBody );
		parseStartLine( header.startLine );
	}
	
	public HttpRequest( HttpHeader h, byte[] reqBody)
		throws ProtocolException
	{
		super( h, reqBody);
		parseStartLine( header.startLine );
	}
	
	public HttpRequest( String reqHeader )
		throws Exception
	{
		this( reqHeader, new byte[0] );
	}
	
	protected void parseStartLine( String line )
		throws MessageFormatException
	{
		try {
			String[] tok = line.split( HttpHeader.SP );
			
			method = tok[0];
			uri = tok[1];
			version = tok[2];
			
		} catch ( Exception e ){
			throw new MessageFormatException("Invalid request-line: " + line );
		}
		
		try {
			String host = getHeader( HttpRequest.HOST );
			String proto = "http";
			String sep = "/";
			if( uri.startsWith("/") )
				sep = "";
			
			url = new URL( proto + "://" + host + sep + uri );
			
		} catch ( Exception e ){
			throw new MessageFormatException("Error while constructing the URL: "+e.getLocalizedMessage());
		}
	}
	
	public String getMethod(){
		return method;
	}
	
	public String getURI(){
		return uri;
	}
	
	public URL getURL(){
		return url;
	}
}