/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.garbage.servlet;
import java.net.URL;
import java.io.IOException;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.garbage.serializer.HTMLSerializer;
import org.apache.garbage.serializer.encoding.CharsetFactory;
/**
* @author <a href="mailto:pier@apache.org">Pier Fumagalli</a>, February 2003
* @version CVS $Id: GarbageServlet.java,v 1.3 2004/03/24 18:54:23 joerg Exp $
*/
public class GarbageServlet extends HttpServlet {
private ServletConfig config = null;
private String charset = null;
public void init()
throws ServletException {
this.config = this.getServletConfig();
/** Preload all charsets and configure our default */
this.charset = this.config.getInitParameter("charset");
try {
CharsetFactory factory = CharsetFactory.newInstance();
this.charset = factory.getCharset(this.charset).getName();
} catch (Throwable throwable) {
throw new ServletException("Unable to set up default charset \""
+ this.charset + "\"", throwable);
}
this.log("GarbageServlet initialized (charset=" + this.charset + ")");
}
public void destroy() {
this.log("GarbageServlet destroyed");
}
public void doPost(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
this.doGet(req, res);
}
public void doGet(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
long time = System.currentTimeMillis();
/* Figure out where the original template is */
String resource = req.getServletPath();
if (req.getPathInfo() != null) resource += req.getPathInfo();
URL url = this.getServletContext().getResource(resource);
if (url == null) {
res.sendError(HttpServletResponse.SC_NOT_FOUND, "Unable to locate template \""
+ resource + "\" in application context.");
return;
}
/* Start building up the serializer */
HTMLSerializer serializer = new HTMLSerializer();
ServletOutputStream out = res.getOutputStream();
serializer.setOutput(out, this.charset);
String content = serializer.getContentType();
res.setContentType(serializer.getContentType());
out.println("<HTML><BODY>"" + url + ""</BODY></HTML>");
out.flush();
this.log("Template \"" + resource + "\" written as \"" + content + "\""
+ " in " + (((double)(System.currentTimeMillis()-time))/1000)
+ " seconds.");
}
}