添加声明式事务AOP

springboot-main/src/main/java/com/alvin/aspect/TxAspect.java

@@ -0,0 +1,57 @@
+package com.alvin.aspect;
+
+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.DefaultTransactionAttribute;
+import org.springframework.transaction.interceptor.NameMatchTransactionAttributeSource;
+import org.springframework.transaction.interceptor.TransactionInterceptor;
+
+@Aspect
+@Configuration
+public class TxAspect {
+    private static final String AOP_POINTCUT_EXPRESSION = "execution(* com.alvin.service.*.*(..))";
+
+    @Autowired
+    private PlatformTransactionManager transactionManager;
+
+    @Bean
+    public TransactionInterceptor txAdvice() {
+
+        DefaultTransactionAttribute txAttr_REQUIRED = new DefaultTransactionAttribute();
+        txAttr_REQUIRED.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
+
+        DefaultTransactionAttribute txAttr_REQUIRED_READONLY = new DefaultTransactionAttribute();
+        txAttr_REQUIRED_READONLY.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
+        txAttr_REQUIRED_READONLY.setReadOnly(true);
+
+        NameMatchTransactionAttributeSource source = new NameMatchTransactionAttributeSource();
+
+        source.addTransactionalMethod("save*", txAttr_REQUIRED);
+        source.addTransactionalMethod("delete*", txAttr_REQUIRED);
+        source.addTransactionalMethod("update*", txAttr_REQUIRED);
+        source.addTransactionalMethod("exec*", txAttr_REQUIRED);
+        source.addTransactionalMethod("set*", txAttr_REQUIRED);
+        source.addTransactionalMethod("get*", txAttr_REQUIRED_READONLY);
+        source.addTransactionalMethod("query*", txAttr_REQUIRED_READONLY);
+        source.addTransactionalMethod("find*", txAttr_REQUIRED_READONLY);
+        source.addTransactionalMethod("list*", txAttr_REQUIRED_READONLY);
+        source.addTransactionalMethod("count*", txAttr_REQUIRED_READONLY);
+        source.addTransactionalMethod("is*", txAttr_REQUIRED_READONLY);
+
+        return new TransactionInterceptor(transactionManager, source);
+    }
+
+    @Bean
+    public Advisor txAdviceAdvisor() {
+        AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
+        pointcut.setExpression(AOP_POINTCUT_EXPRESSION);
+        return new DefaultPointcutAdvisor(pointcut, txAdvice());
+    }
+}