From 76db434373791347a54daa4fca88826d86e68699 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期六, 18 九月 2021 18:52:51 +0800
Subject: [PATCH] 优化aop语法 使用spring自动注入注解 基于注解拦截的aop注解不可能为空

---
 src/main/java/com/ruoyi/framework/aspectj/DataSourceAspect.java  |   36 +-----------
 src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java   |   46 ++-------------
 src/main/java/com/ruoyi/framework/aspectj/LogAspect.java         |   61 ++++---------------
 src/main/java/com/ruoyi/framework/aspectj/RateLimiterAspect.java |   29 ---------
 4 files changed, 26 insertions(+), 146 deletions(-)

diff --git a/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java b/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
index 5a4c00b..d1dde22 100644
--- a/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
+++ b/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
@@ -1,12 +1,8 @@
 package com.ruoyi.framework.aspectj;
 
-import java.lang.reflect.Method;
 import org.aspectj.lang.JoinPoint;
-import org.aspectj.lang.Signature;
 import org.aspectj.lang.annotation.Aspect;
 import org.aspectj.lang.annotation.Before;
-import org.aspectj.lang.annotation.Pointcut;
-import org.aspectj.lang.reflect.MethodSignature;
 import org.springframework.stereotype.Component;
 import com.ruoyi.common.utils.SecurityUtils;
 import com.ruoyi.common.utils.StringUtils;
@@ -18,7 +14,7 @@
 
 /**
  * 鏁版嵁杩囨护澶勭悊
- * 
+ *
  * @author ruoyi
  */
 @Aspect
@@ -55,27 +51,15 @@
      */
     public static final String DATA_SCOPE = "dataScope";
 
-    // 閰嶇疆缁囧叆鐐�
-    @Pointcut("@annotation(com.ruoyi.framework.aspectj.lang.annotation.DataScope)")
-    public void dataScopePointCut()
-    {
-    }
-
-    @Before("dataScopePointCut()")
-    public void doBefore(JoinPoint point) throws Throwable
+    @Before("@annotation(controllerDataScope)")
+    public void doBefore(JoinPoint point, DataScope controllerDataScope) throws Throwable
     {
         clearDataScope(point);
-        handleDataScope(point);
+        handleDataScope(point, controllerDataScope);
     }
 
-    protected void handleDataScope(final JoinPoint joinPoint)
+    protected void handleDataScope(final JoinPoint joinPoint, DataScope controllerDataScope)
     {
-        // 鑾峰緱娉ㄨВ
-        DataScope controllerDataScope = getAnnotationLog(joinPoint);
-        if (controllerDataScope == null)
-        {
-            return;
-        }
         // 鑾峰彇褰撳墠鐨勭敤鎴�
         LoginUser loginUser = SecurityUtils.getLoginUser();
         if (StringUtils.isNotNull(loginUser))
@@ -92,10 +76,10 @@
 
     /**
      * 鏁版嵁鑼冨洿杩囨护
-     * 
+     *
      * @param joinPoint 鍒囩偣
      * @param user 鐢ㄦ埛
-     * @param alias 鍒悕
+     * @param userAlias 鍒悕
      */
     public static void dataScopeFilter(JoinPoint joinPoint, SysUser user, String deptAlias, String userAlias)
     {
@@ -148,22 +132,6 @@
                 baseEntity.getParams().put(DATA_SCOPE, " AND (" + sqlString.substring(4) + ")");
             }
         }
-    }
-
-    /**
-     * 鏄惁瀛樺湪娉ㄨВ锛屽鏋滃瓨鍦ㄥ氨鑾峰彇
-     */
-    private DataScope getAnnotationLog(JoinPoint joinPoint)
-    {
-        Signature signature = joinPoint.getSignature();
-        MethodSignature methodSignature = (MethodSignature) signature;
-        Method method = methodSignature.getMethod();
-
-        if (method != null)
-        {
-            return method.getAnnotation(DataScope.class);
-        }
-        return null;
     }
 
     /**
diff --git a/src/main/java/com/ruoyi/framework/aspectj/DataSourceAspect.java b/src/main/java/com/ruoyi/framework/aspectj/DataSourceAspect.java
index bc85073..7b29267 100644
--- a/src/main/java/com/ruoyi/framework/aspectj/DataSourceAspect.java
+++ b/src/main/java/com/ruoyi/framework/aspectj/DataSourceAspect.java
@@ -1,17 +1,12 @@
 package com.ruoyi.framework.aspectj;
 
-import java.util.Objects;
 import org.aspectj.lang.ProceedingJoinPoint;
 import org.aspectj.lang.annotation.Around;
 import org.aspectj.lang.annotation.Aspect;
-import org.aspectj.lang.annotation.Pointcut;
-import org.aspectj.lang.reflect.MethodSignature;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.core.annotation.AnnotationUtils;
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Component;
-import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.framework.aspectj.lang.annotation.DataSource;
 import com.ruoyi.framework.datasource.DynamicDataSourceContextHolder;
 
@@ -27,22 +22,11 @@
 {
     protected Logger logger = LoggerFactory.getLogger(getClass());
 
-    @Pointcut("@annotation(com.ruoyi.framework.aspectj.lang.annotation.DataSource)"
-            + "|| @within(com.ruoyi.framework.aspectj.lang.annotation.DataSource)")
-    public void dsPointCut()
+    @Around("@annotation(dataSource) || @within(dataSource)")
+    public Object around(ProceedingJoinPoint point, DataSource dataSource) throws Throwable
     {
 
-    }
-
-    @Around("dsPointCut()")
-    public Object around(ProceedingJoinPoint point) throws Throwable
-    {
-        DataSource dataSource = getDataSource(point);
-
-        if (StringUtils.isNotNull(dataSource))
-        {
-            DynamicDataSourceContextHolder.setDataSourceType(dataSource.value().name());
-        }
+        DynamicDataSourceContextHolder.setDataSourceType(dataSource.value().name());
 
         try
         {
@@ -55,18 +39,4 @@
         }
     }
 
-    /**
-     * 鑾峰彇闇�瑕佸垏鎹㈢殑鏁版嵁婧�
-     */
-    public DataSource getDataSource(ProceedingJoinPoint point)
-    {
-        MethodSignature signature = (MethodSignature) point.getSignature();
-        DataSource dataSource = AnnotationUtils.findAnnotation(signature.getMethod(), DataSource.class);
-        if (Objects.nonNull(dataSource))
-        {
-            return dataSource;
-        }
-
-        return AnnotationUtils.findAnnotation(signature.getDeclaringType(), DataSource.class);
-    }
 }
diff --git a/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java b/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
index cc66490..d8dcf59 100644
--- a/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
+++ b/src/main/java/com/ruoyi/framework/aspectj/LogAspect.java
@@ -1,18 +1,13 @@
 package com.ruoyi.framework.aspectj;
 
-import java.lang.reflect.Method;
 import java.util.Collection;
-import java.util.Iterator;
 import java.util.Map;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import org.aspectj.lang.JoinPoint;
-import org.aspectj.lang.Signature;
 import org.aspectj.lang.annotation.AfterReturning;
 import org.aspectj.lang.annotation.AfterThrowing;
 import org.aspectj.lang.annotation.Aspect;
-import org.aspectj.lang.annotation.Pointcut;
-import org.aspectj.lang.reflect.MethodSignature;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Component;
@@ -43,21 +38,15 @@
 {
     private static final Logger log = LoggerFactory.getLogger(LogAspect.class);
 
-    // 閰嶇疆缁囧叆鐐�
-    @Pointcut("@annotation(com.ruoyi.framework.aspectj.lang.annotation.Log)")
-    public void logPointCut()
-    {
-    }
-
     /**
      * 澶勭悊瀹岃姹傚悗鎵ц
      *
      * @param joinPoint 鍒囩偣
      */
-    @AfterReturning(pointcut = "logPointCut()", returning = "jsonResult")
-    public void doAfterReturning(JoinPoint joinPoint, Object jsonResult)
+    @AfterReturning(pointcut = "@annotation(controllerLog)", returning = "jsonResult")
+    public void doAfterReturning(JoinPoint joinPoint, Log controllerLog, Object jsonResult)
     {
-        handleLog(joinPoint, null, jsonResult);
+        handleLog(joinPoint, controllerLog, null, jsonResult);
     }
 
     /**
@@ -66,22 +55,16 @@
      * @param joinPoint 鍒囩偣
      * @param e 寮傚父
      */
-    @AfterThrowing(value = "logPointCut()", throwing = "e")
-    public void doAfterThrowing(JoinPoint joinPoint, Exception e)
+    @AfterThrowing(value = "@annotation(controllerLog)", throwing = "e")
+    public void doAfterThrowing(JoinPoint joinPoint, Log controllerLog, Exception e)
     {
-        handleLog(joinPoint, e, null);
+        handleLog(joinPoint, controllerLog, e, null);
     }
 
-    protected void handleLog(final JoinPoint joinPoint, final Exception e, Object jsonResult)
+    protected void handleLog(final JoinPoint joinPoint, Log controllerLog, final Exception e, Object jsonResult)
     {
         try
         {
-            // 鑾峰緱娉ㄨВ
-            Log controllerLog = getAnnotationLog(joinPoint);
-            if (controllerLog == null)
-            {
-                return;
-            }
 
             // 鑾峰彇褰撳墠鐨勭敤鎴�
             LoginUser loginUser = SecurityUtils.getLoginUser();
@@ -173,22 +156,6 @@
     }
 
     /**
-     * 鏄惁瀛樺湪娉ㄨВ锛屽鏋滃瓨鍦ㄥ氨鑾峰彇
-     */
-    private Log getAnnotationLog(JoinPoint joinPoint) throws Exception
-    {
-        Signature signature = joinPoint.getSignature();
-        MethodSignature methodSignature = (MethodSignature) signature;
-        Method method = methodSignature.getMethod();
-
-        if (method != null)
-        {
-            return method.getAnnotation(Log.class);
-        }
-        return null;
-    }
-
-    /**
      * 鍙傛暟鎷艰
      */
     private String argsArrayToString(Object[] paramsArray)
@@ -196,11 +163,11 @@
         String params = "";
         if (paramsArray != null && paramsArray.length > 0)
         {
-            for (int i = 0; i < paramsArray.length; i++)
+            for (Object o : paramsArray)
             {
-                if (StringUtils.isNotNull(paramsArray[i]) && !isFilterObject(paramsArray[i]))
+                if (StringUtils.isNotNull(o) && !isFilterObject(o))
                 {
-                    Object jsonObj = JSON.toJSON(paramsArray[i]);
+                    Object jsonObj = JSON.toJSON(o);
                     params += jsonObj.toString() + " ";
                 }
             }
@@ -225,17 +192,17 @@
         else if (Collection.class.isAssignableFrom(clazz))
         {
             Collection collection = (Collection) o;
-            for (Iterator iter = collection.iterator(); iter.hasNext();)
+            for (Object value : collection)
             {
-                return iter.next() instanceof MultipartFile;
+                return value instanceof MultipartFile;
             }
         }
         else if (Map.class.isAssignableFrom(clazz))
         {
             Map map = (Map) o;
-            for (Iterator iter = map.entrySet().iterator(); iter.hasNext();)
+            for (Object value : map.entrySet())
             {
-                Map.Entry entry = (Map.Entry) iter.next();
+                Map.Entry entry = (Map.Entry) value;
                 return entry.getValue() instanceof MultipartFile;
             }
         }
diff --git a/src/main/java/com/ruoyi/framework/aspectj/RateLimiterAspect.java b/src/main/java/com/ruoyi/framework/aspectj/RateLimiterAspect.java
index daee82f..71169e0 100644
--- a/src/main/java/com/ruoyi/framework/aspectj/RateLimiterAspect.java
+++ b/src/main/java/com/ruoyi/framework/aspectj/RateLimiterAspect.java
@@ -4,10 +4,8 @@
 import java.util.Collections;
 import java.util.List;
 import org.aspectj.lang.JoinPoint;
-import org.aspectj.lang.Signature;
 import org.aspectj.lang.annotation.Aspect;
 import org.aspectj.lang.annotation.Before;
-import org.aspectj.lang.annotation.Pointcut;
 import org.aspectj.lang.reflect.MethodSignature;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -49,16 +47,9 @@
         this.limitScript = limitScript;
     }
 
-    // 閰嶇疆缁囧叆鐐�
-    @Pointcut("@annotation(com.ruoyi.framework.aspectj.lang.annotation.RateLimiter)")
-    public void rateLimiterPointCut()
+    @Before("@annotation(rateLimiter)")
+    public void doBefore(JoinPoint point, RateLimiter rateLimiter) throws Throwable
     {
-    }
-
-    @Before("rateLimiterPointCut()")
-    public void doBefore(JoinPoint point) throws Throwable
-    {
-        RateLimiter rateLimiter = getAnnotationRateLimiter(point);
         String key = rateLimiter.key();
         int time = rateLimiter.time();
         int count = rateLimiter.count();
@@ -82,22 +73,6 @@
         {
             throw new RuntimeException("鏈嶅姟鍣ㄩ檺娴佸紓甯革紝璇风◢鍚庡啀璇�");
         }
-    }
-
-    /**
-     * 鏄惁瀛樺湪娉ㄨВ锛屽鏋滃瓨鍦ㄥ氨鑾峰彇
-     */
-    private RateLimiter getAnnotationRateLimiter(JoinPoint joinPoint)
-    {
-        Signature signature = joinPoint.getSignature();
-        MethodSignature methodSignature = (MethodSignature) signature;
-        Method method = methodSignature.getMethod();
-
-        if (method != null)
-        {
-            return method.getAnnotation(RateLimiter.class);
-        }
-        return null;
     }
 
     public String getCombineKey(RateLimiter rateLimiter, JoinPoint point)

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