/*
* $Header: /home/cvs/jakarta-slide/src/stores/org/apache/slide/store/mem/TransientDescriptorStore.java,v 1.3 2004/07/28 09:34:05 ib Exp $
* $Revision: 1.3 $
* $Date: 2004/07/28 09:34:05 $
*
* ====================================================================
*
* Copyright 1999-2002 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.slide.store.mem;
import org.apache.slide.common.ServiceAccessException;
import org.apache.slide.common.Uri;
import org.apache.slide.content.NodeRevisionDescriptor;
import org.apache.slide.content.NodeRevisionNumber;
import org.apache.slide.content.RevisionDescriptorNotFoundException;
import org.apache.slide.store.RevisionDescriptorStore;
/**
*/
public class TransientDescriptorStore extends AbstractTransientStore implements
RevisionDescriptorStore
{
// Note: we don't clone the descriptors because ExtendedStore does
public NodeRevisionDescriptor retrieveRevisionDescriptor(Uri uri,
NodeRevisionNumber revisionNumber) throws ServiceAccessException,
RevisionDescriptorNotFoundException
{
debug("retrieveRevisionDescriptor {0} {1}", uri, revisionNumber);
NodeRevisionDescriptor descriptor =
(NodeRevisionDescriptor)get(new VersionedUriKey(uri, revisionNumber));
if (descriptor != null) {
return descriptor;
} else {
throw new RevisionDescriptorNotFoundException(uri.toString());
}
}
public void createRevisionDescriptor(Uri uri,
NodeRevisionDescriptor revisionDescriptor)
throws ServiceAccessException
{
debug("createRevisionDescriptor {0} {1}", uri, revisionDescriptor.getRevisionNumber());
put(new VersionedUriKey(uri, revisionDescriptor.getRevisionNumber()),
revisionDescriptor);
}
public void storeRevisionDescriptor(Uri uri,
NodeRevisionDescriptor revisionDescriptor)
throws ServiceAccessException, RevisionDescriptorNotFoundException
{
debug("createRevisionDescriptor {0} {1}", uri, revisionDescriptor.getRevisionNumber());
VersionedUriKey key = new VersionedUriKey(uri,
revisionDescriptor.getRevisionNumber());
NodeRevisionDescriptor descriptor = (NodeRevisionDescriptor)get(key);
if (descriptor != null) {
put(key, revisionDescriptor);
} else {
throw new RevisionDescriptorNotFoundException(uri.toString());
}
}
public void removeRevisionDescriptor(Uri uri,
NodeRevisionNumber revisionNumber) throws ServiceAccessException
{
debug("removeRevisionDescriptor {0} {1}", uri, revisionNumber);
remove(new VersionedUriKey(uri, revisionNumber));
}
}