/*
* 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.
*
*/
/* $Id: AbstractPageEnvelopeModule.java,v 1.2 2004/03/01 16:18:24 gregor Exp $ */
package org.apache.lenya.cms.cocoon.components.modules.input;
import java.util.Map;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.cocoon.components.modules.input.AbstractInputModule;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.apache.lenya.cms.publication.PageEnvelope;
import org.apache.lenya.cms.publication.PageEnvelopeFactory;
/**
* Abstract superclass for classes which need access to the page envelope.
*/
public abstract class AbstractPageEnvelopeModule extends AbstractInputModule {
/**
* Get the the page envelope for the given objectModel.
*
* @param objectModel the objectModel for which the page enevelope is requested.
*
* @return a <code>PageEnvelope</code>
*
* @throws ConfigurationException if the page envelope could not be instantiated.
*/
protected PageEnvelope getEnvelope(Map objectModel) throws ConfigurationException {
PageEnvelope envelope = null;
if (getLogger().isDebugEnabled()) {
Request request = ObjectModelHelper.getRequest(objectModel);
getLogger().debug("Resolving page envelope for URL [" + request.getRequestURI() + "]");
}
try {
envelope = PageEnvelopeFactory.getInstance().getPageEnvelope(objectModel);
} catch (Exception e) {
throw new ConfigurationException("Resolving page envelope failed: ", e);
}
return envelope;
}
}