/*
* ModeShape (http://www.modeshape.org)
*
* 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.modeshape.jcr;
import org.modeshape.jcr.locking.LockingService;
import org.modeshape.jcr.txn.Transactions;
/**
* Interface which exposes global repository subsystems/configuration to running sessions.
*/
public interface RepositoryEnvironment {
/**
* Returns the repository's {@link Transactions} instance
*
* @return a {@link Transactions} instance, never {@code null}
*/
Transactions getTransactions();
/**
* Returns the id of the repository's {@link org.modeshape.jcr.journal.ChangeJournal}
*
* @return either a {@link String} or {@code null} if no journal is configured.
*/
String journalId();
/**
* Returns the {@link NodeTypes} instance for this repository.
*
* @return a {@link NodeTypes} instance or {@code null} if no such information is available yet (e.g. the node types have not
* been initialized yet).
*/
NodeTypes nodeTypes();
/**
* Returns the locking service used by the repository to make sure writes are strongly consistent.
*
* @return a {@link LockingService} instance, never {@code null}
*/
LockingService lockingService();
}