org.springframework.ldap.transaction.compensating.UnbindOperationRecorder Maven / Gradle / Ivy

/*
 * Copyright 2005-2010 the original author or authors.
 *
 * 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
 *
 *      https://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.springframework.ldap.transaction.compensating;

import javax.naming.Name;

import org.springframework.ldap.core.LdapOperations;
import org.springframework.transaction.compensating.CompensatingTransactionOperationExecutor;
import org.springframework.transaction.compensating.CompensatingTransactionOperationRecorder;

/**
 * {@link CompensatingTransactionOperationRecorder} to keep track of unbind
 * operations. This class creates {@link UnbindOperationExecutor} objects for
 * rollback.
 * 
 * @author Mattias Hellborg Arthursson
 * @since 1.2
 */
public class UnbindOperationRecorder implements
		CompensatingTransactionOperationRecorder {

	private LdapOperations ldapOperations;

	private TempEntryRenamingStrategy renamingStrategy;

	/**
	 * Constructor.
	 * 
	 * @param ldapOperations
	 *			{@link LdapOperations} to use for getting the data prior to
	 *			unbinding the entry and to supply to the
	 *			{@link UnbindOperationExecutor} for rollback.
	 * @param renamingStrategy
	 *			the {@link TempEntryRenamingStrategy} to use when generating
	 *			DNs for temporary entries.
	 */
	public UnbindOperationRecorder(LdapOperations ldapOperations,
			TempEntryRenamingStrategy renamingStrategy) {
		this.ldapOperations = ldapOperations;
		this.renamingStrategy = renamingStrategy;
	}

	/*
	 * @see org.springframework.ldap.support.transaction.CompensatingTransactionOperationRecorder#recordOperation(java.lang.Object[])
	 */
	public CompensatingTransactionOperationExecutor recordOperation(
			Object[] args) {
		Name dn = LdapTransactionUtils.getFirstArgumentAsName(args);
		Name temporaryDn = renamingStrategy.getTemporaryName(dn);

		return new UnbindOperationExecutor(ldapOperations, dn, temporaryDn);
	}

	LdapOperations getLdapOperations() {
		return ldapOperations;
	}

	public TempEntryRenamingStrategy getRenamingStrategy() {
		return renamingStrategy;
	}
}