//========================================================================
//$$Id: J2SE6ContextHandler.java 1919 2010-10-18 03:54:40Z gregw $$
//
//------------------------------------------------------------------------
//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.mortbay.jetty.j2se6;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.mortbay.jetty.HttpConnection;
import org.mortbay.jetty.Request;
import org.mortbay.jetty.handler.ContextHandler;
import com.sun.net.httpserver.Authenticator;
import com.sun.net.httpserver.Filter;
import com.sun.net.httpserver.HttpContext;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpPrincipal;
/**
* Jetty ContextHandler that bridges requests to {@link HttpHandler}.
*
*/
public class J2SE6ContextHandler extends ContextHandler
{
private HttpContext _context;
private HttpHandler _handler;
public J2SE6ContextHandler(HttpContext context, HttpHandler handler)
{
this._context = context;
this._handler = handler;
}
@Override
public void handle(String target, HttpServletRequest req,
HttpServletResponse resp, int dispatch) throws IOException,
ServletException
{
if (!target.startsWith(getContextPath())) return;
JettyHttpExchange jettyHttpExchange = new JettyHttpExchange(_context, req, resp);
try
{
Authenticator auth = _context.getAuthenticator();
if (auth != null)
{
Authenticator.Result authResult = auth.authenticate(jettyHttpExchange);
if (authResult instanceof Authenticator.Success)
{
HttpPrincipal p = ((Authenticator.Success)authResult).getPrincipal();
jettyHttpExchange.setPrincipal(p);
invokeHandler(jettyHttpExchange);
}
else if (authResult instanceof Authenticator.Failure)
{
int rc = ((Authenticator.Failure)authResult).getResponseCode();
resp.sendError(rc);
}
else if (authResult instanceof Authenticator.Retry)
{
int rc = ((Authenticator.Retry)authResult).getResponseCode();
resp.sendError(rc);
}
}
else
invokeHandler(jettyHttpExchange);
}
catch(Exception ex)
{
PrintWriter writer = new PrintWriter(jettyHttpExchange.getResponseBody());
resp.setStatus(500);
writer.println("<h2>HTTP ERROR: 500</h2>");
writer.println("<pre>INTERNAL_SERVER_ERROR</pre>");
writer.println("<p>RequestURI=" + req.getRequestURI() + "</p>");
writer.println("<pre>");
ex.printStackTrace(writer);
writer.println("</pre>");
writer.println("<p><i><small><a href=\"http://jetty.mortbay.org\">Powered by jetty://</a></small></i></p>");
writer.close();
}
finally
{
Request base_request = (req instanceof Request) ? (Request)req:HttpConnection.getCurrentConnection().getRequest();
base_request.setHandled(true);
}
}
protected void invokeHandler (JettyHttpExchange exchange) throws IOException
{
List<Filter> filters = _context.getFilters();
if (filters != null && filters.size()>0)
{
List<Filter> copy = new ArrayList<Filter>(filters.subList(1, filters.size()));
Filter.Chain chain = new Filter.Chain(copy, _handler);
filters.get(0).doFilter(exchange, chain);
}
else
_handler.handle(exchange);
}
public HttpHandler getHttpHandler()
{
return _handler;
}
public void setHttpHandler(HttpHandler handler)
{
this._handler = handler;
}
}