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package com.meterware.pseudoserver;
/********************************************************************************************************************
* $Id: SocketConnection.java 588 2003-10-17 13:58:10Z russgold $
*
* Copyright (c) 2003, Russell Gold
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
* to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
* THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*******************************************************************************************************************/
import java.net.Socket;
import java.net.UnknownHostException;
import java.io.OutputStream;
import java.io.InputStream;
import java.io.IOException;
import java.io.BufferedInputStream;
/**
*
* @author <a href="mailto:russgold@httpunit.org">Russell Gold</a>
**/
class SocketConnection {
private Socket _socket;
private OutputStream _os;
private InputStream _is;
private String _host;
private boolean _isChunking;
public SocketConnection( String host, int port ) throws IOException, UnknownHostException {
_host = host;
_socket = new Socket( host, port );
_os = _socket.getOutputStream();
_is = new BufferedInputStream( _socket.getInputStream() );
}
void close() throws IOException {
_socket.close();
}
SocketResponse getResponse( String method, String path ) throws IOException {
if (_isChunking) throw new IllegalStateException( "May not initiate a new request while chunking." );
sendHTTPLine( method + ' ' + path + " HTTP/1.1" );
sendHTTPLine( "Host: " + _host );
sendHTTPLine( "Connection: Keep-Alive" );
sendHTTPLine( "" );
return new SocketResponse( _is );
}
SocketResponse getResponse( String method, String path, String body ) throws IOException {
if (_isChunking) throw new IllegalStateException( "May not initiate a new request while chunking." );
sendHTTPLine( method + ' ' + path + " HTTP/1.1" );
sendHTTPLine( "Host: " + _host );
sendHTTPLine( "Connection: Keep-Alive" );
sendHTTPLine( "Content-Length: " + body.length() );
sendHTTPLine( "" );
_os.write( body.getBytes() );
return new SocketResponse( _is );
}
void startChunkedResponse( String method, String path ) throws IOException {
if (_isChunking) throw new IllegalStateException( "May not initiate a new request while chunking." );
sendHTTPLine( method + ' ' + path + " HTTP/1.1" );
sendHTTPLine( "Host: " + _host );
sendHTTPLine( "Connection: Keep-Alive" );
sendHTTPLine( "Transfer-Encoding: chunked" );
sendHTTPLine( "" );
_isChunking = true;
}
public void sendChunk( String chunk ) throws IOException {
if (!_isChunking) throw new IllegalStateException( "May not send a chunk when not in mid-request." );
sendHTTPLine( Integer.toHexString( chunk.length() ));
sendHTTPLine( chunk );
}
SocketResponse getResponse() throws IOException {
if (!_isChunking) throw new IllegalStateException( "Not chunking a request." );
_isChunking = false;
sendHTTPLine( "0" );
sendHTTPLine( "" );
return new SocketResponse( _is );
}
private void sendHTTPLine( final String line ) throws IOException {
_os.write( line.getBytes() );
_os.write( 13 );
_os.write( 10 );
}
class SocketResponse extends ReceivedHttpMessage {
private String _protocol;
private int _responseCode;
private String _message;
public SocketResponse( InputStream inputStream ) throws IOException {
super( inputStream );
}
void appendMessageHeader( StringBuffer sb ) {
sb.append( _protocol ).append( ' ' ).append( _responseCode ).append( ' ' ).append( _message );
}
void interpretMessageHeader( String messageHeader ) {
int s1 = messageHeader.indexOf( ' ' );
int s2 = messageHeader.indexOf( ' ', s1+1 );
_protocol = messageHeader.substring( 0, s1 );
_message = messageHeader.substring( s2+1 );
try {
_responseCode = Integer.parseInt( messageHeader.substring( s1+1, s2 ) );
} catch (NumberFormatException e) {
_responseCode = -1;
}
}
public int getResponseCode() {
return _responseCode;
}
}
}
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