/*
* $Header: /home/cvs/jakarta-commons/httpclient/src/test/org/apache/commons/httpclient/server/SimpleHttpServerConnection.java,v 1.1.2.4 2003/11/24 23:16:42 oglueck Exp $
* $Revision: 1.1.2.4 $
* $Date: 2003/11/24 23:16:42 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2003 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", "Commons", 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
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* 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]
*
*/
package org.apache.commons.httpclient.server;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.net.Socket;
import java.net.SocketException;
import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpParser;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* A connection to the SimpleHttpServer.
*
* @author Christian Kohlschuetter
*/
public class SimpleHttpServerConnection implements Runnable {
private static final Log LOG = LogFactory.getLog(SimpleHttpServerConnection.class);
private SimpleHttpServer server;
private Socket socket;
private InputStream in;
private OutputStream out;
private int requestNo = 0;
private boolean keepAlive = false;
private RequestLine requestLine;
private Header[] headers;
public SimpleHttpServerConnection(SimpleHttpServer server, Socket socket) throws IOException {
this.server = server;
this.socket = socket;
this.in = socket.getInputStream();
this.out = socket.getOutputStream();
}
public void destroy() {
try {
if(socket != null) {
in.close();
out.close();
socket.close();
socket = null;
}
} catch(IOException e) {
// fail("Unexpected exception: " + e);
}
server.removeConnection(this);
}
public void run() {
requestNo = 0;
try {
do {
keepAlive = false;
++this.requestNo;
readRequest();
} while(keepAlive);
} catch (SocketException ignore) {
} catch (IOException e) {
LOG.error("ServerConnection read error", e);
throw new RuntimeException(e.getMessage());
} finally {
destroy();
}
}
/**
* Requests to close connection after processing this request.
*/
public void connectionClose() {
keepAlive = false;
}
/**
* Requests to keep the connection alive after processing this request
* (must be re-issued for every request if permanent keep-alive is desired).
*
*/
public void connectionKeepAlive() {
keepAlive = true;
}
/**
* Returns the ResponseWriter used to write the output to the socket.
*
* @return This connection's ResponseWriter
*/
public ResponseWriter getWriter() {
try {
return new ResponseWriter(out);
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e.toString());
}
}
/**
* Returns the number of requests processed (including the current one)
* for this connection.
*
* @return
*/
public int getRequestNumber() {
return requestNo;
}
private void readRequest() throws IOException {
String line;
do {
line = HttpParser.readLine(in);
} while(line != null && line.length() == 0);
if(line == null) {
connectionClose();
return;
}
try {
requestLine = RequestLine.parseLine(line);
headers = HttpParser.parseHeaders(in);
} catch(IOException e) {
connectionClose();
ErrorResponse.getInstance().getResponse(HttpStatus.SC_BAD_REQUEST).processRequest(this);
return;
}
server.processRequest(this);
out.flush();
}
public Header[] getHeaders() {
Header[] copy = new Header[headers.length];
System.arraycopy(headers, 0, copy, 0, headers.length);
return copy;
}
public RequestLine getRequestLine() {
return requestLine;
}
public InputStream getInputStream() {
return in;
}
public OutputStream getOutputStream() {
return out;
}
}
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