/*
* Copyright 2000-2001,2004 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.
*/
package org.apache.jetspeed.om.registry.base;
import org.apache.jetspeed.om.registry.InvalidEntryException;
import org.apache.jetspeed.om.registry.RegistryEntry;
import org.apache.jetspeed.om.registry.RegistryException;
import org.apache.jetspeed.services.Registry;
import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
import org.apache.jetspeed.services.logging.JetspeedLogger;
/**
* Extends BaseRegistry implementation to override object creation method and
* ensure Registry object is synchronized with its persistence backend by
* delegating actual addition/deletion of objects to the registry service.
* <p>
* To avoid loops, a RegistryService implementation using this class nees to
* call the addLocalEntry/removeLocalEntry methods to modify the in memory state
* of this Registry
* </p>
*
* @author <a href="mailto:raphael@apache.org">Rapha�l Luta</a>
* @version $Id: BaseSkinRegistry.java,v 1.4 2004/02/23 03:08:26 jford Exp $
*/
public class BaseSkinRegistry extends BaseRegistry {
/**
* Static initialization of the logger for this class
*/
private static final JetspeedLogger logger = JetspeedLogFactoryService
.getLogger(BaseSkinRegistry.class.getName());
/**
* @see Registry#setEntry
*/
@Override
public void setEntry(RegistryEntry entry) throws InvalidEntryException {
// Delegate to the RegistryService to ensure correct handling of
// persistence if using file fragments
try {
Registry.addEntry(Registry.SKIN, entry);
} catch (RegistryException e) {
logger.error("Exception", e);
}
}
/**
* @see Registry#addEntry
*/
@Override
public void addEntry(RegistryEntry entry) throws InvalidEntryException {
// Delegate to the RegistryService to ensure correct handling of
// persistence if using file fragments
try {
Registry.addEntry(Registry.SKIN, entry);
} catch (RegistryException e) {
logger.error("Exception", e);
}
}
/**
* @see Registry#removeEntry
*/
@Override
public void removeEntry(String name) {
// Delegate to the RegistryService to ensure correct handling of
// persistence if using file fragments
Registry.removeEntry(Registry.SKIN, name);
}
/**
* @see Registry#removeEntry
*/
@Override
public void removeEntry(RegistryEntry entry) {
// Delegate to the RegistryService to ensure correct handling of
// persistence if using file fragments
if (entry != null) {
Registry.removeEntry(Registry.SKIN, entry.getName());
}
}
/**
* Creates a new RegistryEntry instance compatible with the current Registry
* instance implementation
*
* @return the newly created RegistryEntry
*/
@Override
public RegistryEntry createEntry() {
return new BaseSkinEntry();
}
}