/*
* Copyright 2002-2010 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.transaction.interceptor;
import org.springframework.transaction.support.DefaultTransactionDefinition;
/**
* Transaction attribute that takes the EJB approach to rolling
* back on runtime, but not checked, exceptions.
*
* @author Rod Johnson
* @since 16.03.2003
*/
public class DefaultTransactionAttribute extends DefaultTransactionDefinition implements TransactionAttribute {
private String qualifier;
/**
* Create a new DefaultTransactionAttribute, with default settings.
* Can be modified through bean property setters.
* @see #setPropagationBehavior
* @see #setIsolationLevel
* @see #setTimeout
* @see #setReadOnly
* @see #setName
*/
public DefaultTransactionAttribute() {
super();
}
/**
* Copy constructor. Definition can be modified through bean property setters.
* @see #setPropagationBehavior
* @see #setIsolationLevel
* @see #setTimeout
* @see #setReadOnly
* @see #setName
*/
public DefaultTransactionAttribute(TransactionAttribute other) {
super(other);
}
/**
* Create a new DefaultTransactionAttribute with the the given
* propagation behavior. Can be modified through bean property setters.
* @param propagationBehavior one of the propagation constants in the
* TransactionDefinition interface
* @see #setIsolationLevel
* @see #setTimeout
* @see #setReadOnly
*/
public DefaultTransactionAttribute(int propagationBehavior) {
super(propagationBehavior);
}
/**
* Associate a qualifier value with this transaction attribute.
* <p>This may be used for choosing a corresponding transaction manager
* to process this specific transaction.
*/
public void setQualifier(String qualifier) {
this.qualifier = qualifier;
}
/**
* Return a qualifier value associated with this transaction attribute.
*/
public String getQualifier() {
return this.qualifier;
}
/**
* The default behavior is as with EJB: rollback on unchecked exception.
* Additionally attempt to rollback on Error.
* <p>This is consistent with TransactionTemplate's default behavior.
*/
public boolean rollbackOn(Throwable ex) {
return (ex instanceof RuntimeException || ex instanceof Error);
}
/**
* Return an identifying description for this transaction attribute.
* <p>Available to subclasses, for inclusion in their <code>toString()</code> result.
*/
protected final StringBuilder getAttributeDescription() {
StringBuilder result = getDefinitionDescription();
if (this.qualifier != null) {
result.append("; '").append(this.qualifier).append("'");
}
return result;
}
}
|