org.springframework.ldap.transaction.compensating.RebindOperationRecorder 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
*
* 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.springframework.ldap.transaction.compensating;
import javax.naming.Name;
import javax.naming.directory.Attributes;
import org.springframework.ldap.core.LdapOperations;
import org.springframework.transaction.compensating.CompensatingTransactionOperationExecutor;
import org.springframework.transaction.compensating.CompensatingTransactionOperationRecorder;
/**
* A {@link CompensatingTransactionOperationRecorder} keeping track of a rebind
* operation. Creates {@link RebindOperationExecutor} objects in
* {@link #recordOperation(Object[])}.
*
* @author Mattias Hellborg Arthursson
* @since 1.2
*/
public class RebindOperationRecorder implements
CompensatingTransactionOperationRecorder {
private LdapOperations ldapOperations;
private TempEntryRenamingStrategy renamingStrategy;
/**
* Constructor.
*
* @param ldapOperations
* {@link LdapOperations} to use for getting the rollback
* information and supply to the {@link RebindOperationExecutor}.
* @param renamingStrategy
* {@link TempEntryRenamingStrategy} to use for generating temp
* DNs.
*/
public RebindOperationRecorder(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) {
if (args == null || args.length != 3) {
throw new IllegalArgumentException(
"Invalid arguments for bind operation");
}
Name dn = LdapTransactionUtils.getFirstArgumentAsName(args);
Object object = args[1];
Attributes attributes = null;
if (args[2] != null && !(args[2] instanceof Attributes)) {
throw new IllegalArgumentException(
"Invalid third argument to bind operation");
} else if (args[2] != null) {
attributes = (Attributes) args[2];
}
Name temporaryName = renamingStrategy.getTemporaryName(dn);
return new RebindOperationExecutor(ldapOperations, dn, temporaryName,
object, attributes);
}
/**
* Get the LdapOperations. For testing purposes.
*
* @return the LdapOperations.
*/
LdapOperations getLdapOperations() {
return ldapOperations;
}
public TempEntryRenamingStrategy getRenamingStrategy() {
return renamingStrategy;
}
}