/*
* Copyright 1999-2006 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.cocoon.samples;
import java.io.IOException;
import java.io.Serializable;
import org.apache.cocoon.ProcessingException;
import org.apache.cocoon.caching.validity.EventValidity;
import org.apache.cocoon.caching.validity.NamedEvent;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.apache.cocoon.reading.ResourceReader;
import org.apache.excalibur.source.SourceValidity;
/**
* @author Max Pfingsthorn (mpfingsthorn@hippo.nl)
*
*/
public class EventAwareReader extends ResourceReader {
public void generate() throws IOException, ProcessingException {
try {
long DELAY_SECS = this.parameters.getParameterAsLong("DELAY_SECS", 2);
Thread.sleep(DELAY_SECS * 1000L);
} catch (InterruptedException ie) {
// Not much that can be done...
}
super.generate();
}
public Serializable getKey() {
final Request request = ObjectModelHelper.getRequest(this.objectModel);
// for our test, pages having the same value of "pageKey" will share
// the same cache location
String key = request.getParameter("pageKey") ;
return ((key==null||"".equals(key)) ? "foo" : key);
}
public SourceValidity getValidity() {
final Request request = ObjectModelHelper.getRequest(this.objectModel);
String key = request.getParameter("pageKey") ;
return new EventValidity(
new NamedEvent(
(key==null||"".equals(key)) ? "foo" : key));
}
}