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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.jackrabbit.rmi.server;
import java.rmi.RemoteException;
import java.util.Calendar;
import javax.jcr.RepositoryException;
import javax.jcr.version.Version;
import org.apache.jackrabbit.rmi.remote.RemoteNode;
import org.apache.jackrabbit.rmi.remote.RemoteVersion;
import org.apache.jackrabbit.rmi.remote.RemoteVersionHistory;
/**
* @deprecated RMI support is deprecated and will be removed in a future version of Jackrabbit; see Jira ticket JCR-4972 for more information.
*
* Remote adapter for the JCR {@link javax.jcr.version.Version Version} interface.
* This class makes a local version available as an RMI service using
* the {@link org.apache.jackrabbit.rmi.remote.RemoteVersion RemoteVersion}
* interface.
*
* @see javax.jcr.version.Version
* @see org.apache.jackrabbit.rmi.remote.RemoteVersion
*/
@Deprecated public class ServerVersion extends ServerNode implements RemoteVersion {
/** The adapted local version. */
private Version version;
/**
* Creates a remote adapter for the given local version.
*
* @param version local version
* @param factory remote adapter factory
* @throws RemoteException on RMI errors
*/
public ServerVersion(Version version, RemoteAdapterFactory factory)
throws RemoteException {
super(version, factory);
this.version = version;
}
/**
* Utility method for creating an array of remote references for
* local versions. The remote references are created using the
* remote adapter factory.
*
* A null input is treated as an empty array.
*
* @param versions local version array
* @return remote version array
* @throws RemoteException on RMI errors
*/
private RemoteVersion[] getRemoteVersionArray(Version[] versions)
throws RemoteException {
if (versions != null) {
RemoteVersion[] remotes = new RemoteVersion[versions.length];
for (int i = 0; i < remotes.length; i++) {
remotes[i] = getFactory().getRemoteVersion(versions[i]);
}
return remotes;
} else {
return new RemoteVersion[0]; // for safety
}
}
/** {@inheritDoc} */
public RemoteVersionHistory getContainingHistory() throws RepositoryException, RemoteException {
try {
return getFactory().getRemoteVersionHistory(version.getContainingHistory());
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public Calendar getCreated() throws RepositoryException {
try {
return version.getCreated();
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public RemoteVersion getLinearSuccessor() throws RepositoryException,
RemoteException {
try {
Version linearSuccessor = version.getLinearSuccessor();
if (linearSuccessor == null) {
return null;
} else {
return getFactory().getRemoteVersion(linearSuccessor);
}
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public RemoteVersion[] getSuccessors() throws RepositoryException, RemoteException {
try {
return getRemoteVersionArray(version.getSuccessors());
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public RemoteVersion getLinearPredecessor() throws RepositoryException,
RemoteException {
try {
Version linearPredecessor = version.getLinearPredecessor();
if (linearPredecessor == null) {
return null;
} else {
return getFactory().getRemoteVersion(linearPredecessor);
}
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public RemoteVersion[] getPredecessors() throws RepositoryException, RemoteException {
try {
return getRemoteVersionArray(version.getPredecessors());
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
/** {@inheritDoc} */
public RemoteNode getFrozenNode() throws RepositoryException,
RemoteException {
try {
return getFactory().getRemoteNode(version.getFrozenNode());
} catch (RepositoryException ex) {
throw getRepositoryException(ex);
}
}
}