spring DelegatingTransactionAttribute 源码
spring DelegatingTransactionAttribute 代码
文件路径：/spring-tx/src/main/java/org/springframework/transaction/interceptor/DelegatingTransactionAttribute.java
/*
* Copyright 2002-2012 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.transaction.interceptor;
import java.io.Serializable;
import java.util.Collection;
import org.springframework.lang.Nullable;
import org.springframework.transaction.support.DelegatingTransactionDefinition;
/**
* {@link TransactionAttribute} implementation that delegates all calls to a given target
* {@link TransactionAttribute} instance. Abstract because it is meant to be subclassed,
* with subclasses overriding specific methods that are not supposed to simply delegate
* to the target instance.
*
* @author Juergen Hoeller
* @author Mark Paluch
* @since 1.2
*/
@SuppressWarnings("serial")
public abstract class DelegatingTransactionAttribute extends DelegatingTransactionDefinition
implements TransactionAttribute, Serializable {
private final TransactionAttribute targetAttribute;
/**
* Create a DelegatingTransactionAttribute for the given target attribute.
* @param targetAttribute the target TransactionAttribute to delegate to
*/
public DelegatingTransactionAttribute(TransactionAttribute targetAttribute) {
super(targetAttribute);
this.targetAttribute = targetAttribute;
}
@Override
@Nullable
public String getQualifier() {
return this.targetAttribute.getQualifier();
}
@Override
public Collection<String> getLabels() {
return this.targetAttribute.getLabels();
}
@Override
public boolean rollbackOn(Throwable ex) {
return this.targetAttribute.rollbackOn(ex);
}
}
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