From 0ee9c1f6322d7ad2a3502d5f921e893c736f124a Mon Sep 17 00:00:00 2001
From: yihui <bangzewu@126.com>
Date: Tue, 8 Jun 2021 19:46:49 +0800
Subject: [PATCH] =?UTF-8?q?#177=20aop=20&=20spel=E6=B3=A8=E6=84=8F?=
 =?UTF-8?q?=E4=BA=8B=E9=A1=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 spring-boot/014-spel-aop/pom.xml                      |  4 ++++
 .../java/com/git/hui/boot/spel/aop/Application.java   |  3 +++
 .../java/com/git/hui/boot/spel/aop/aop/AopAspect.java | 11 ++++++-----
 .../git/hui/boot/spel/aop/service/HelloService.java   | 10 ++++++++++
 4 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/spring-boot/014-spel-aop/pom.xml b/spring-boot/014-spel-aop/pom.xml
index 1e1ee7f9..f14fa1e5 100644
--- a/spring-boot/014-spel-aop/pom.xml
+++ b/spring-boot/014-spel-aop/pom.xml
@@ -15,6 +15,10 @@
             <groupId>org.aspectj</groupId>
             <artifactId>aspectjweaver</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+        </dependency>
     </dependencies>
 
 
diff --git a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/Application.java b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/Application.java
index 5f3aafcb..6f1d9e5c 100644
--- a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/Application.java
+++ b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/Application.java
@@ -14,6 +14,9 @@ public class Application {
 
     public Application(HelloService helloService) {
         helloService.say(new DemoDo().setName("一灰灰blog").setAge(18), "welcome");
+
+        String ans = helloService.hello("一灰灰", helloService);
+        System.out.println(ans);
     }
 
     public static void main(String[] args) {
diff --git a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/aop/AopAspect.java b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/aop/AopAspect.java
index 2ca93336..e78d23a3 100644
--- a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/aop/AopAspect.java
+++ b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/aop/AopAspect.java
@@ -1,5 +1,7 @@
 package com.git.hui.boot.spel.aop.aop;
 
+import com.alibaba.fastjson.JSONObject;
+import com.google.gson.Gson;
 import lombok.extern.slf4j.Slf4j;
 import org.aspectj.lang.ProceedingJoinPoint;
 import org.aspectj.lang.annotation.Around;
@@ -11,15 +13,11 @@
 import org.springframework.context.expression.BeanFactoryResolver;
 import org.springframework.core.DefaultParameterNameDiscoverer;
 import org.springframework.core.ParameterNameDiscoverer;
-import org.springframework.expression.EvaluationContext;
 import org.springframework.expression.ExpressionParser;
 import org.springframework.expression.spel.standard.SpelExpressionParser;
-import org.springframework.expression.spel.support.SimpleEvaluationContext;
 import org.springframework.expression.spel.support.StandardEvaluationContext;
 import org.springframework.stereotype.Component;
 
-import java.util.Arrays;
-
 /**
  * @author yihui
  * @date 21/6/4
@@ -33,11 +31,14 @@ public class AopAspect implements ApplicationContextAware {
 
     @Around("@annotation(logAno)")
     public Object around(ProceedingJoinPoint joinPoint, Log logAno) throws Throwable {
+        long start = System.currentTimeMillis();
         String key = loadKey(logAno.key(), joinPoint);
         try {
             return joinPoint.proceed();
         } finally {
-            log.info("key: {}, args: {}", key, Arrays.asList(joinPoint.getArgs()));
+            log.info("key: {}, args: {}, cost: {}", key,
+                    new Gson().toJson(joinPoint.getArgs()),
+                    System.currentTimeMillis() - start);
         }
     }
 
diff --git a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/service/HelloService.java b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/service/HelloService.java
index ac340030..16800066 100644
--- a/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/service/HelloService.java
+++ b/spring-boot/014-spel-aop/src/main/java/com/git/hui/boot/spel/aop/service/HelloService.java
@@ -14,4 +14,14 @@ public class HelloService {
     public String say(DemoDo demo, String prefix) {
         return prefix + ":" + demo;
     }
+
+    /**
+     * 字面量，注意用单引号包裹起来
+     * @param key
+     * @return
+     */
+    @Log(key = "'yihuihuiblog'")
+    public String hello(String key, HelloService helloService) {
+        return key + "_" + helloService.say(new DemoDo().setName(key).setAge(10), "prefix");
+    }
 }