引入xml文(wén)件

以代碼的方式

package com.qizhan100.demo;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.aop.Advisor;
import org.springframework.aop.aspectj.AspectJExpressionPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.interceptor.NameMatchTransactionAttributeSource;
import org.springframework.transaction.interceptor.RollbackRuleAttribute;
import org.springframework.transaction.interceptor.RuleBasedTransactionAttribute;
import org.springframework.transaction.interceptor.TransactionAttribute;
import org.springframework.transaction.interceptor.TransactionInterceptor;
@Aspect
@Configuration
public class TxAdviceInterceptor {
    private static final int TX_METHOD_TIMEOUT = 5;
    @Autowired
    private PlatformTransactionManager transactionManager;
    @Bean
    public TransactionInterceptor txAdvice() {
        NameMatchTransactionAttributeSource source = new NameMatchTransactionAttributeSource();
        /* 隻讀事務(wù)，不做更新(xīn)操作(zuò) */
        RuleBasedTransactionAttribute readOnlyTx = new RuleBasedTransactionAttribute();
        readOnlyTx.setReadOnly(true);
        readOnlyTx.setPropagationBehavior(TransactionDefinition.PROPAGATION_NOT_SUPPORTED);
        /* 當前存在事務(wù)就使用(yòng)當前事務(wù)，當前不存在事務(wù)就創建一個新(xīn)的事務(wù) */
        RuleBasedTransactionAttribute requiredTx = new RuleBasedTransactionAttribute();
        requiredTx.setRollbackRules(Collections.singletonList(new RollbackRuleAttribute(Exception.class)));
        requiredTx.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
        requiredTx.setTimeout(TX_METHOD_TIMEOUT);
        Map<String, TransactionAttribute> txMap = new HashMap<>();
        txMap.put("add*", requiredTx);
        txMap.put("save*", requiredTx);
        txMap.put("insert*", requiredTx);
        txMap.put("update*", requiredTx);
        txMap.put("delete*", requiredTx);
        txMap.put("get*", readOnlyTx);
        txMap.put("query*", readOnlyTx);
        source.setNameMap(txMap);
        TransactionInterceptor txAdvice = new TransactionInterceptor(transactionManager, source);
        return txAdvice;
    }
    @Bean
    public Advisor txAdviceAdvisor() {
        AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
        pointcut.setExpression("execution(* *..dao.*.*(..))");
        pointcut.setExpression("execution(* *..service.*.*(..))");
        return new DefaultPointcutAdvisor(pointcut, txAdvice());
    }
}