基于AspectJ自定义注解

时间:2023-03-10 07:53:24
基于AspectJ自定义注解
 package com.aspectj.demo.aspect;

 import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target; @Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
public @interface MonitorMethod {
String value() default "";
}
 package com.aspectj.demo.aspect;

 import java.lang.reflect.Method;

 import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect; @Aspect
public class MethodExecutionTime { // @Around("execution(* *.*(..)) && @annotation(com.aspectj.demo.aspect.MonitorMethod)")
@Around("execution(* *.*(..)) && @annotation(method)")
public Object profile(ProceedingJoinPoint pjd,MonitorMethod method) throws Throwable {
Object result = null;
System.out.println(method.value());
// 这里可以获取方法名
System.out.println(pjd.getSignature().getName());
System.out.println(pjd.getTarget());
// 获取方法名
Method[] methods = pjd.getSignature().getDeclaringType().getMethods();
System.out.println(methods[0]); // 获取参数信息
Object[] args = pjd.getArgs();
for (Object o : args) {
System.out.println(o.toString());
}
try {
// System.out.println("前置通知");
result = pjd.proceed();
// System.out.println("后置通知");
} catch (Throwable e) {
// System.out.println("异常通知");
}
// System.out.println("返回通知");
return result;
}
}
 package com.aspectj.demo.aspect;

 public class StockService {

     @MonitorMethod(value="1111111111")
public String getBaseInfo(String a) {
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
return "";
}
}