update 把数据权限注解全部交给AOP处理，使用自定义动态方法匹配器匹配注解

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/aop/DataPermissionAdvice.java

@@ -0,0 +1,54 @@
+package org.dromara.common.mybatis.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aopalliance.intercept.MethodInterceptor;
+import org.aopalliance.intercept.MethodInvocation;
+import org.dromara.common.mybatis.annotation.DataPermission;
+import org.dromara.common.mybatis.helper.DataPermissionHelper;
+
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+
+/**
+ * 数据权限注解Advice
+ *
+ * @author 秋辞未寒
+ */
+@Slf4j
+public class DataPermissionAdvice implements MethodInterceptor {
+
+    @Override
+    public Object invoke(MethodInvocation invocation) throws Throwable {
+        Object target = invocation.getThis();
+        Method method = invocation.getMethod();
+        Object[] args = invocation.getArguments();
+        // 设置权限注解
+        DataPermissionHelper.setPermission(getDataPermissionAnnotation(target, method, args));
+        try {
+            // 执行代理方法
+            return invocation.proceed();
+        } finally {
+            // 清除权限注解
+            DataPermissionHelper.removePermission();
+        }
+    }
+
+    /**
+     * 获取数据权限注解
+     */
+    private DataPermission getDataPermissionAnnotation(Object target, Method method,Object[] args){
+        DataPermission dataPermission = method.getAnnotation(DataPermission.class);
+        // 优先获取方法上的注解
+        if (dataPermission != null) {
+            return dataPermission;
+        }
+        // 方法上没有注解，则获取类上的注解
+        Class<?> targetClass = target.getClass();
+        // 如果是 JDK 动态代理，则获取真实的Class实例
+        if (Proxy.isProxyClass(targetClass)) {
+            targetClass = targetClass.getInterfaces()[0];
+        }
+        dataPermission = targetClass.getAnnotation(DataPermission.class);
+        return dataPermission;
+    }
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/aop/DataPermissionDynamicMethodMatcher.java

@@ -0,0 +1,46 @@
+package org.dromara.common.mybatis.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.dromara.common.mybatis.annotation.DataPermission;
+import org.springframework.aop.support.DynamicMethodMatcher;
+
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+
+/**
+ * 数据权限动态方法匹配器
+ *
+ * @author 秋辞未寒
+ */
+@Slf4j
+@SuppressWarnings("all")
+public class DataPermissionDynamicMethodMatcher extends DynamicMethodMatcher {
+
+    public DataPermissionDynamicMethodMatcher() {}
+
+    @Override
+    public boolean matches(Method method, Class<?> targetClass) {
+        // 优先匹配方法
+        // 数据权限注解不对继承生效，所以检查当前方法是否有注解即可，不再往上匹配父类或接口
+        if (method.isAnnotationPresent(DataPermission.class)) {
+            return true;
+        }
+
+        // TODO MyBatis 的 Mapper 就是通过 JDK 动态代理实现的，所以这里需要检查是否匹配 JDK 的动态代理
+        Class<?> targetClassRef = targetClass;
+        if (Proxy.isProxyClass(targetClassRef)) {
+            // 数据权限注解不对继承生效，但由于 SpringIOC 容器拿到的实际上是 MyBatis 代理过后的 Mapper，而 targetClass.isAnnotationPresent 实际匹配的是 Proxy 类的注解，不会查找代理类。
+            // 所以这里不能用 targetClass.isAnnotationPresent，只能用 AnnotatedElementUtils.hasAnnotation 或 targetClass.getInterfaces()[0].isAnnotationPresent 去做匹配，以检查被代理的 MapperClass 是否具有注解
+            // 原理：JDK 动态代理本质上就是对接口进行实现然后对具体的接口实现做代理，所以直接通过接口可以拿到实际的 MapperClass
+            targetClassRef = targetClass.getInterfaces()[0];
+
+        }
+        return targetClassRef.isAnnotationPresent(DataPermission.class);
+    }
+
+    @Override
+    public boolean matches(Method method, Class<?> targetClass, Object... args) {
+        return matches(method, targetClass);
+    }
+
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/aop/DataPermissionPointcutAdvisor.java

@@ -0,0 +1,38 @@
+package org.dromara.common.mybatis.aop;
+
+import org.aopalliance.aop.Advice;
+import org.dromara.common.mybatis.annotation.DataPermission;
+import org.springframework.aop.Pointcut;
+import org.springframework.aop.support.AbstractPointcutAdvisor;
+import org.springframework.aop.support.ComposablePointcut;
+import org.springframework.aop.support.annotation.AnnotationMatchingPointcut;
+
+/**
+ * 数据权限注解切面定义
+ *
+ * @author 秋辞未寒
+ */
+@SuppressWarnings("all")
+public class DataPermissionPointcutAdvisor extends AbstractPointcutAdvisor {
+
+    private final Advice advice;
+    private final Pointcut pointcut;
+
+    public DataPermissionPointcutAdvisor() {
+        this.advice = new DataPermissionAdvice();
+        AnnotationMatchingPointcut matchingPointcut = new AnnotationMatchingPointcut(DataPermission.class, true);
+        DataPermissionDynamicMethodMatcher matcher = new DataPermissionDynamicMethodMatcher();
+        this.pointcut =  new ComposablePointcut(matcher).union(matchingPointcut);
+    }
+
+    @Override
+    public Pointcut getPointcut() {
+        return this.pointcut;
+    }
+
+    @Override
+    public Advice getAdvice() {
+        return this.advice;
+    }
+
+}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/aspect/DataPermissionAspect.java

@@ -1,50 +0,0 @@
-package org.dromara.common.mybatis.aspect;
-
-import lombok.extern.slf4j.Slf4j;
-import org.aspectj.lang.JoinPoint;
-import org.aspectj.lang.annotation.AfterReturning;
-import org.aspectj.lang.annotation.AfterThrowing;
-import org.aspectj.lang.annotation.Aspect;
-import org.aspectj.lang.annotation.Before;
-import org.dromara.common.mybatis.annotation.DataPermission;
-import org.dromara.common.mybatis.helper.DataPermissionHelper;
-
-/**
- * 数据权限处理
- *
- * @author Lion Li
- */
-@Slf4j
-@Aspect
-public class DataPermissionAspect {
-
-    /**
-     * 处理请求前执行
-     */
-    @Before(value = "@annotation(dataPermission)")
-    public void doBefore(JoinPoint joinPoint, DataPermission dataPermission) {
-        DataPermissionHelper.setPermission(dataPermission);
-    }
-
-    /**
-     * 处理完请求后执行
-     *
-     * @param joinPoint 切点
-     */
-    @AfterReturning(pointcut = "@annotation(dataPermission)")
-    public void doAfterReturning(JoinPoint joinPoint, DataPermission dataPermission) {
-        DataPermissionHelper.removePermission();
-    }
-
-    /**
-     * 拦截异常操作
-     *
-     * @param joinPoint 切点
-     * @param e         异常
-     */
-    @AfterThrowing(value = "@annotation(dataPermission)", throwing = "e")
-    public void doAfterThrowing(JoinPoint joinPoint, DataPermission dataPermission, Exception e) {
-        DataPermissionHelper.removePermission();
-    }
-
-}

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/config/MybatisPlusConfig.java

@@ -11,15 +11,18 @@ import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerIntercept
 import com.baomidou.mybatisplus.extension.plugins.inner.TenantLineInnerInterceptor;
 import org.dromara.common.core.factory.YmlPropertySourceFactory;
 import org.dromara.common.core.utils.SpringUtils;
-import org.dromara.common.mybatis.aspect.DataPermissionAspect;
+import org.dromara.common.mybatis.aop.DataPermissionPointcutAdvisor;
 import org.dromara.common.mybatis.handler.InjectionMetaObjectHandler;
 import org.dromara.common.mybatis.handler.MybatisExceptionHandler;
 import org.dromara.common.mybatis.handler.PlusPostInitTableInfoHandler;
 import org.dromara.common.mybatis.interceptor.PlusDataPermissionInterceptor;
 import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.PropertySource;
+import org.springframework.context.annotation.Role;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
 /**
@@ -61,8 +64,10 @@ public class MybatisPlusConfig {
      * 数据权限切面处理器
      */
     @Bean
-    public DataPermissionAspect dataPermissionAspect() {
-        return new DataPermissionAspect();
+    @ConditionalOnMissingBean
+    @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
+    public DataPermissionPointcutAdvisor dataPermissionPointcutAdvisor() {
+        return new DataPermissionPointcutAdvisor();
     }
 
     /**