/*
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) @year@ The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, 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 acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Cocoon" 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 name, without prior written permission of the
Apache Software Foundation.
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 (INCLU-
DING, 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 and was originally created by
Stefano Mazzocchi <stefano@apache.org>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.cocoon.example;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.*;
import javax.servlet.http.*;
import org.apache.cocoon.Engine;
import org.apache.cocoon.util.CocoonServletRequest;
public class CocoonFromServlet extends HttpServlet {
public void service(HttpServletRequest req, HttpServletResponse res)
throws IOException, ServletException {
PrintWriter out = res.getWriter();
res.setContentType("text/html");
// Build an XML Document
String document = "<?xml version=\"1.0\"?>"
+ "<?cocoon-format type=\"text/html\"?>"
+ "<html><body>"
+ "<h1 align=\"center\">"
+ "Hello from a servlet using Cocoon processing."
+ "</h1>"
+ "</body></html>";
try {
// Get the Cocoon Engine
out.println("Getting an instance of the Cocoon engine...<br />");
Engine cocoonEngine = Engine.getInstance();
// Wrap my request object and add the String document to it
out.println("Wrapping the original request...<br />");
CocoonServletRequest myReq =
new CocoonServletRequest(document, req);
// Specify some additional parmaters
out.println("Adding parameters to my request to Cocoon... <br />");
myReq.addParameter("foo", "bar");
myReq.addParameter("apache", "xml");
// Pass in the real response object. If I wanted to
// filter the output further, I could easily construct
// a CocoonServletResponse object and pass that in,
// and pull the output out of it.
out.println("Generate some content... <br />");
cocoonEngine.handle(myReq, res);
} catch (Exception e) {
out.println("Error: " + e.getMessage());
}
out.close();
}
}