/*
* Copyright 2008-2009 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 net.test.hasor.db._06_transaction;
import net.hasor.data.Transactional;
import net.hasor.data.transaction.Propagation;
import net.hasor.data.transaction.TransactionCallbackWithoutResult;
import net.hasor.data.transaction.TransactionStatus;
import net.hasor.data.transaction.TransactionTemplate;
import net.hasor.plugins.junit.ContextConfiguration;
import net.hasor.plugins.junit.HasorUnitRunner;
import net.test.hasor.db._02_datasource.warp.SingleDataSourceWarp;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* NOT_SUPPORTED:如果当前没有事务存在,就以非事务方式执行;如果有,就将当前事务挂起。
* @version : 2015年11月17日
* @author 赵永春(zyc@hasor.net)
*/
@RunWith(HasorUnitRunner.class)
@ContextConfiguration(value = "jdbc-config.xml", loadModules = SingleDataSourceWarp.class)
public class NOT_SUPPORTED_TranTest extends AbstractNativesJDBCTest {
@Test
public void testHasTransactional() throws Throwable {
System.out.println("--->>NOT_SUPPORTED -> 前提:T1处于一个事务中,T2要求非事务。");
System.out.println("--->>NOT_SUPPORTED -> 执行:T2在执行期间抛出一个异常,最终导致T1回滚。");
System.out.println("--->>NOT_SUPPORTED -> 结论:T1录入的数据全部回滚、T2因为是非事务方式运行,所以T2数据生效。");
System.out.println("--->>NOT_SUPPORTED -> 结果:数据库应存在:“安妮.贝隆”、“吴广”");
System.out.println("--->>NOT_SUPPORTED -> - 共计 2 条记录。");
System.out.println();
//
TransactionTemplate temp = appContext.getInstance(TransactionTemplate.class);
temp.execute(new TransactionCallbackWithoutResult() {
public void doTransactionWithoutResult(TransactionStatus tranStatus) throws Throwable {
try {
System.out.println("begin T1!");
/*T1 - 默罕默德*/
insertUser_MHMD();
/*T2 - 安妮.贝隆、吴广*/
doTransactional();
} catch (Exception e) {
System.out.println("rollback T1!");
tranStatus.setRollbackOnly();/*所有T1的数据全部回滚,不管是以录入数据库的还是将要录入数据库的*/
} finally {
/*T1 - 赵飞燕*/
insertUser_ZFY();
}
}
});
//
Thread.sleep(1000);
printData();
}
@Test
public void testNoneTransactional() throws Throwable {
System.out.println("--->>NOT_SUPPORTED -> 前提:T1没有事务,T2要求非事务。");
System.out.println("--->>NOT_SUPPORTED -> 执行:T2在执行期间抛出一个异常。");
System.out.println("--->>NOT_SUPPORTED -> 结论:因为T1,T2都是已非事务方式运行,虽然T2抛出了异常但是不影响(数据库默认自动事务)事务的递交。");
System.out.println("--->>NOT_SUPPORTED -> 结果:数据库应存在:“默罕默德”、“安妮.贝隆”、“吴广”、“赵飞燕”");
System.out.println("--->>NOT_SUPPORTED -> - 共计 4 条记录。");
System.out.println();
//
try {
System.out.println("begin T1!");
/*T1 - 默罕默德*/
insertUser_MHMD();
/*T2 - 安妮.贝隆、吴广*/
doTransactional();
} catch (Exception e) {
System.out.println("T2 has an error =" + e.getMessage());
} finally {
/*T1 - 赵飞燕*/
insertUser_ZFY();
System.out.println("finish T1!");
}
//
Thread.sleep(1000);
printData();
}
//
//
//
//
@Transactional(propagation = Propagation.NOT_SUPPORTED)
public void doTransactional() throws Throwable {
System.out.println("begin T2!");
/*安妮.贝隆*/
insertUser_ANBL();
/*吴广*/
insertUser_WG();
//
throw new Exception("throw exception in T2!");
}
}