/*
* 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.oak.jcr;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.concurrent.ScheduledExecutorService;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.jcr.Credentials;
import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.Value;
import javax.security.auth.login.LoginException;
import org.apache.jackrabbit.commons.SimpleValueFactory;
import org.apache.jackrabbit.oak.api.ContentRepository;
import org.apache.jackrabbit.oak.api.ContentSession;
import org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate;
import org.apache.jackrabbit.oak.spi.security.SecurityProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* TODO document
*/
public class RepositoryImpl implements Repository {
/**
* logger instance
*/
private static final Logger log = LoggerFactory.getLogger(RepositoryImpl.class);
private final Descriptors descriptors = new Descriptors(new SimpleValueFactory());
private final ContentRepository contentRepository;
private final ScheduledExecutorService executor;
private final SecurityProvider securityProvider;
public RepositoryImpl(@Nonnull ContentRepository contentRepository,
@Nonnull ScheduledExecutorService executor,
@Nonnull SecurityProvider securityProvider) {
this.contentRepository = checkNotNull(contentRepository);
this.executor = checkNotNull(executor);
this.securityProvider = checkNotNull(securityProvider);
}
//---------------------------------------------------------< Repository >---
/**
* @see javax.jcr.Repository#getDescriptorKeys()
*/
@Override
public String[] getDescriptorKeys() {
return descriptors.getKeys();
}
/**
* @see Repository#isStandardDescriptor(String)
*/
@Override
public boolean isStandardDescriptor(String key) {
return descriptors.isStandardDescriptor(key);
}
/**
* @see javax.jcr.Repository#getDescriptor(String)
*/
@Override
public String getDescriptor(String key) {
try {
Value v = getDescriptorValue(key);
return v == null
? null
: v.getString();
} catch (RepositoryException e) {
log.debug("Error converting value for descriptor with key {} to string", key);
return null;
}
}
/**
* @see javax.jcr.Repository#getDescriptorValue(String)
*/
@Override
public Value getDescriptorValue(String key) {
return descriptors.getValue(key);
}
/**
* @see javax.jcr.Repository#getDescriptorValues(String)
*/
@Override
public Value[] getDescriptorValues(String key) {
return descriptors.getValues(key);
}
/**
* @see javax.jcr.Repository#isSingleValueDescriptor(String)
*/
@Override
public boolean isSingleValueDescriptor(String key) {
return descriptors.isSingleValueDescriptor(key);
}
/**
* @see javax.jcr.Repository#login(javax.jcr.Credentials, String)
*/
@Override
public Session login(@Nullable Credentials credentials, @Nullable String workspaceName) throws RepositoryException {
// TODO implement auto refresh configuration. See OAK-803, OAK-88
final boolean autoRefresh = true;
try {
ContentSession contentSession = contentRepository.login(credentials, workspaceName);
final SessionContext[] context = new SessionContext[1]; // FIXME hack[]
SessionDelegate sessionDelegate = new SessionDelegate(contentSession) {
@Override
protected void refresh() {
// Refresh is always needed if this is an auto refresh session or there
// are pending observation events
if (autoRefresh || context[0].hasPendingEvents()) {
refresh(true);
}
}
};
context[0] = SessionContext.create(sessionDelegate, this);
return context[0].getSession();
} catch (LoginException e) {
throw new javax.jcr.LoginException(e.getMessage(), e);
}
}
/**
* Calls {@link Repository#login(Credentials, String)} with
* {@code null} arguments.
*
* @return logged in session
* @throws RepositoryException if an error occurs
*/
@Override
public Session login() throws RepositoryException {
return login(null, null);
}
/**
* Calls {@link Repository#login(Credentials, String)} with
* the given credentials and a {@code null} workspace name.
*
* @param credentials login credentials
* @return logged in session
* @throws RepositoryException if an error occurs
*/
@Override
public Session login(Credentials credentials) throws RepositoryException {
return login(credentials, null);
}
/**
* Calls {@link Repository#login(Credentials, String)} with
* {@code null} credentials and the given workspace name.
*
* @param workspace workspace name
* @return logged in session
* @throws RepositoryException if an error occurs
*/
@Override
public Session login(String workspace) throws RepositoryException {
return login(null, workspace);
}
//------------------------------------------------------------< internal >---
SecurityProvider getSecurityProvider() {
return securityProvider;
}
ScheduledExecutorService getObservationExecutor() {
return executor;
}
}