/*
* Copyright 2002-2006 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.aop.framework.autoproxy;
import java.lang.reflect.Method;
import org.springframework.aop.framework.CountingBeforeAdvice;
import org.springframework.aop.support.StaticMethodMatcherPointcutAdvisor;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.transaction.NoTransactionException;
import org.springframework.transaction.interceptor.TransactionInterceptor;
/**
* Before advisor that allow us to manipulate ordering to check
* that superclass sorting works correctly.
*
* <p>It doesn't actually <i>do</i> anything except count
* method invocations and check for presence of transaction context.
* <br>Matches setters.
*
* @author Rod Johnson
*/
public class OrderedTxCheckAdvisor extends StaticMethodMatcherPointcutAdvisor implements InitializingBean {
/**
* Should we insist on the presence of a transaction attribute or refuse to accept one?
*/
private boolean requireTransactionContext = false;
public void setRequireTransactionContext(boolean requireTransactionContext) {
this.requireTransactionContext = requireTransactionContext;
}
public boolean isRequireTransactionContext() {
return requireTransactionContext;
}
public CountingBeforeAdvice getCountingBeforeAdvice() {
return (CountingBeforeAdvice) getAdvice();
}
public void afterPropertiesSet() throws Exception {
setAdvice(new TxCountingBeforeAdvice());
}
public boolean matches(Method method, Class targetClass) {
return method.getName().startsWith("setAge");
}
private class TxCountingBeforeAdvice extends CountingBeforeAdvice {
public void before(Method method, Object[] args, Object target) throws Throwable {
// do transaction checks
if (requireTransactionContext) {
TransactionInterceptor.currentTransactionStatus();
}
else {
try {
TransactionInterceptor.currentTransactionStatus();
throw new RuntimeException("Shouldn't have a transaction");
}
catch (NoTransactionException ex) {
// this is Ok
}
}
super.before(method, args, target);
}
}
}