// Copyright 2005 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.tapestry.portlet;
import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import org.apache.hivemind.ApplicationRuntimeException;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.StaleSessionException;
import org.apache.tapestry.error.RequestExceptionReporter;
import org.apache.tapestry.error.StaleSessionExceptionPresenter;
import org.apache.tapestry.services.ServiceConstants;
/**
* @author Howard M. Lewis Ship
* @since 4.0
*/
public class PortletStaleSessionExceptionPresenter implements StaleSessionExceptionPresenter
{
private PortletRequestGlobals _globals;
private RequestExceptionReporter _requestExceptionReporter;
public void presentStaleSessionException(IRequestCycle cycle, StaleSessionException cause)
{
try
{
String markup = PortletMessages.staleSession();
ActionRequest request = _globals.getActionRequest();
request.getPortletSession(true).setAttribute(
PortletConstants.PORTLET_EXCEPTION_MARKUP_ATTRIBUTE,
markup);
ActionResponse response = _globals.getActionResponse();
response.setRenderParameter(
ServiceConstants.SERVICE,
PortletConstants.EXCEPTION_SERVICE);
}
catch (Exception ex)
{
// Worst case scenario. The exception page itself is broken, leaving
// us with no option but to write the cause to the output.
// Also, write the exception thrown when redendering the exception
// page, so that can get fixed as well.
_requestExceptionReporter.reportRequestException(PortletMessages
.errorReportingException(ex), ex);
// And throw the exception.
throw new ApplicationRuntimeException(ex.getMessage(), ex);
}
}
public void setGlobals(PortletRequestGlobals globals)
{
_globals = globals;
}
public void setRequestExceptionReporter(RequestExceptionReporter requestExceptionReporter)
{
_requestExceptionReporter = requestExceptionReporter;
}
}