update 把数据权限注解全部交给AOP处理，应用启动时不再进行多余的Mapper扫描操作

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

@@ -6,8 +6,10 @@ 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.aspectj.lang.reflect.MethodSignature;
 import org.dromara.common.mybatis.annotation.DataPermission;
 import org.dromara.common.mybatis.helper.DataPermissionHelper;
+import org.springframework.core.annotation.AnnotationUtils;
 
 /**
  * 数据权限处理
@@ -21,8 +23,22 @@ public class DataPermissionAspect {
     /**
      * 处理请求前执行
      */
-    @Before(value = "@annotation(dataPermission)")
+    @Before(value = "@annotation(org.dromara.common.mybatis.annotation.DataPermission) || @within(org.dromara.common.mybatis.annotation.DataPermission)")
-    public void doBefore(JoinPoint joinPoint, DataPermission dataPermission) {
+    public void doBefore(JoinPoint joinPoint) {
+        DataPermission dataPermission = null;
+        // 优先获取方法上的注解
+        if (joinPoint.getSignature() instanceof MethodSignature signature) {
+            dataPermission = AnnotationUtils.findAnnotation(signature.getMethod(), DataPermission.class);
+//            log.info("数据权限处理器拦截方法: {}\t方法是否具有数据权限注解：{}", signature.getMethod().getName(),dataPermission != null);
+        }
+
+        // 如果方法上不存在，则获取类上的注解
+        if (dataPermission == null) {
+            dataPermission = AnnotationUtils.findAnnotation(joinPoint.getTarget().getClass(), DataPermission.class);
+//            log.info("数据权限处理器拦截类: {}\t类是否具有数据权限注解：{}", joinPoint.getTarget().getClass().getCanonicalName(),dataPermission != null);
+        }
+//        log.info("数据权限注解：{}",dataPermission);
+        // 因为处理条件是 @annotation(DataPermission) || @within(DataPermission) ，所以方法上的注解或者类上的注解必然会一个不为空，否则不会进入到此代理方法
         DataPermissionHelper.setPermission(dataPermission);
     }
 

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

@@ -54,7 +54,7 @@ public class MybatisPlusConfig {
      * 数据权限拦截器
      */
     public PlusDataPermissionInterceptor dataPermissionInterceptor() {
-        return new PlusDataPermissionInterceptor(SpringUtils.getProperty("mybatis-plus.mapperPackage"));
+        return new PlusDataPermissionInterceptor();
     }
 
     /**

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/handler/PlusDataPermissionHandler.java

@@ -1,6 +1,5 @@
 package org.dromara.common.mybatis.handler;
 
-import cn.hutool.core.annotation.AnnotationUtil;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import lombok.AllArgsConstructor;
@@ -10,7 +9,6 @@ import net.sf.jsqlparser.expression.Expression;
 import net.sf.jsqlparser.expression.operators.conditional.AndExpression;
 import net.sf.jsqlparser.expression.operators.relational.ParenthesedExpressionList;
 import net.sf.jsqlparser.parser.CCJSqlParserUtil;
-import org.apache.ibatis.io.Resources;
 import org.dromara.common.core.domain.dto.RoleDTO;
 import org.dromara.common.core.domain.model.LoginUser;
 import org.dromara.common.core.exception.ServiceException;
@@ -22,22 +20,13 @@ import org.dromara.common.mybatis.annotation.DataPermission;
 import org.dromara.common.mybatis.enums.DataScopeType;
 import org.dromara.common.mybatis.helper.DataPermissionHelper;
 import org.dromara.common.satoken.utils.LoginHelper;
-import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.expression.BeanFactoryResolver;
-import org.springframework.core.io.Resource;
-import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
-import org.springframework.core.io.support.ResourcePatternResolver;
-import org.springframework.core.type.ClassMetadata;
-import org.springframework.core.type.classreading.CachingMetadataReaderFactory;
 import org.springframework.expression.*;
 import org.springframework.expression.common.TemplateParserContext;
 import org.springframework.expression.spel.standard.SpelExpressionParser;
 import org.springframework.expression.spel.support.StandardEvaluationContext;
-import org.springframework.util.ClassUtils;
 
-import java.lang.reflect.Method;
 import java.util.*;
-import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.Function;
 
 /**
@@ -49,11 +38,6 @@ import java.util.function.Function;
 @Slf4j
 public class PlusDataPermissionHandler {
 
-    /**
-     * 类名称与注解的映射关系缓存(由于aop无法拦截mybatis接口类上的注解 只能通过启动预扫描的方式进行)
-     */
-    private final Map<String, DataPermission> dataPermissionCacheMap = new ConcurrentHashMap<>();
-
     /**
      * spel 解析器
      */
@@ -64,27 +48,17 @@ public class PlusDataPermissionHandler {
      */
     private final BeanResolver beanResolver = new BeanFactoryResolver(SpringUtils.getBeanFactory());
 
-    /**
-     * 构造方法，扫描指定包下的 Mapper 类并初始化缓存
-     *
-     * @param mapperPackage Mapper 类所在的包路径
-     */
-    public PlusDataPermissionHandler(String mapperPackage) {
-        scanMapperClasses(mapperPackage);
-    }
-
     /**
      * 获取数据过滤条件的 SQL 片段
      *
      * @param where             原始的查询条件表达式
-     * @param mappedStatementId Mapper 方法的 ID
      * @param isSelect          是否为查询语句
      * @return 数据过滤条件的 SQL 片段
      */
-    public Expression getSqlSegment(Expression where, String mappedStatementId, boolean isSelect) {
+    public Expression getSqlSegment(Expression where, boolean isSelect) {
         try {
             // 获取数据权限配置
-            DataPermission dataPermission = getDataPermission(mappedStatementId);
+            DataPermission dataPermission = getDataPermission();
             // 获取当前登录用户信息
             LoginUser currentUser = DataPermissionHelper.getVariable("user");
             if (ObjectUtil.isNull(currentUser)) {
@@ -206,92 +180,22 @@ public class PlusDataPermissionHandler {
         return StringUtils.EMPTY;
     }
 
-    /**
-     * 扫描指定包下的 Mapper 类，并查找其中带有特定注解的方法或类
-     *
-     * @param mapperPackage Mapper 类所在的包路径
-     */
-    private void scanMapperClasses(String mapperPackage) {
-        // 创建资源解析器和元数据读取工厂
-        PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
-        CachingMetadataReaderFactory factory = new CachingMetadataReaderFactory();
-        // 将 Mapper 包路径按分隔符拆分为数组
-        String[] packagePatternArray = StringUtils.splitPreserveAllTokens(mapperPackage, ConfigurableApplicationContext.CONFIG_LOCATION_DELIMITERS);
-        String classpath = ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX;
-        try {
-            for (String packagePattern : packagePatternArray) {
-                // 将包路径转换为资源路径
-                String path = ClassUtils.convertClassNameToResourcePath(packagePattern);
-                // 获取指定路径下的所有 .class 文件资源
-                Resource[] resources = resolver.getResources(classpath + path + "/*.class");
-                for (Resource resource : resources) {
-                    // 获取资源的类元数据
-                    ClassMetadata classMetadata = factory.getMetadataReader(resource).getClassMetadata();
-                    // 获取资源对应的类对象
-                    Class<?> clazz = Resources.classForName(classMetadata.getClassName());
-                    // 查找类中的特定注解
-                    findAnnotation(clazz);
-                }
-            }
-        } catch (Exception e) {
-            log.error("初始化数据安全缓存时出错:{}", e.getMessage());
-        }
-    }
-
-    /**
-     * 在指定的类中查找特定的注解 DataPermission，并将带有这个注解的方法或类存储到 dataPermissionCacheMap 中
-     *
-     * @param clazz 要查找的类
-     */
-    private void findAnnotation(Class<?> clazz) {
-        DataPermission dataPermission;
-        for (Method method : clazz.getMethods()) {
-            if (method.isDefault() || method.isVarArgs()) {
-                continue;
-            }
-            String mappedStatementId = clazz.getName() + "." + method.getName();
-            if (AnnotationUtil.hasAnnotation(method, DataPermission.class)) {
-                dataPermission = AnnotationUtil.getAnnotation(method, DataPermission.class);
-                dataPermissionCacheMap.put(mappedStatementId, dataPermission);
-            }
-        }
-        if (AnnotationUtil.hasAnnotation(clazz, DataPermission.class)) {
-            dataPermission = AnnotationUtil.getAnnotation(clazz, DataPermission.class);
-            dataPermissionCacheMap.put(clazz.getName(), dataPermission);
-        }
-    }
-
     /**
      * 根据映射语句 ID 或类名获取对应的 DataPermission 注解对象
      *
-     * @param mapperId 映射语句 ID
      * @return DataPermission 注解对象，如果不存在则返回 null
      */
-    public DataPermission getDataPermission(String mapperId) {
+    public DataPermission getDataPermission() {
-        // 检查上下文中是否包含映射语句 ID 对应的 DataPermission 注解对象
-        if (DataPermissionHelper.getPermission() != null) {
         return DataPermissionHelper.getPermission();
     }
-        // 检查缓存中是否包含映射语句 ID 对应的 DataPermission 注解对象
-        if (dataPermissionCacheMap.containsKey(mapperId)) {
-            return dataPermissionCacheMap.get(mapperId);
-        }
-        // 如果缓存中不包含映射语句 ID 对应的 DataPermission 注解对象，则尝试使用类名作为键查找
-        String clazzName = mapperId.substring(0, mapperId.lastIndexOf("."));
-        if (dataPermissionCacheMap.containsKey(clazzName)) {
-            return dataPermissionCacheMap.get(clazzName);
-        }
-        return null;
-    }
 
     /**
      * 检查给定的映射语句 ID 是否有效，即是否能够找到对应的 DataPermission 注解对象
      *
-     * @param mapperId 映射语句 ID
      * @return 如果找到对应的 DataPermission 注解对象，则返回 false；否则返回 true
      */
-    public boolean invalid(String mapperId) {
+    public boolean invalid() {
-        return getDataPermission(mapperId) == null;
+        return getDataPermission() == null;
     }
 
     /**

ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/interceptor/PlusDataPermissionInterceptor.java

@@ -35,16 +35,10 @@ import java.util.List;
 @Slf4j
 public class PlusDataPermissionInterceptor extends BaseMultiTableInnerInterceptor implements InnerInterceptor {
 
-    private final PlusDataPermissionHandler dataPermissionHandler;
-
     /**
-     * 构造函数，初始化 PlusDataPermissionHandler 实例
+     * 数据权限处理器
-     *
-     * @param mapperPackage 扫描的映射器包
      */
-    public PlusDataPermissionInterceptor(String mapperPackage) {
+    private final PlusDataPermissionHandler dataPermissionHandler = new PlusDataPermissionHandler();
-        this.dataPermissionHandler = new PlusDataPermissionHandler(mapperPackage);
-    }
 
     /**
      * 在执行查询之前，检查并处理数据权限相关逻辑
@@ -64,7 +58,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
             return;
         }
         // 检查是否缺少有效的数据权限注解
-        if (dataPermissionHandler.invalid(ms.getId())) {
+        if (dataPermissionHandler.invalid()) {
             return;
         }
         // 解析 sql 分配对应方法
@@ -92,7 +86,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
                 return;
             }
             // 检查是否缺少有效的数据权限注解
-            if (dataPermissionHandler.invalid(ms.getId())) {
+            if (dataPermissionHandler.invalid()) {
                 return;
             }
             PluginUtils.MPBoundSql mpBs = mpSh.mPBoundSql();
@@ -111,10 +105,10 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
     @Override
     protected void processSelect(Select select, int index, String sql, Object obj) {
         if (select instanceof PlainSelect) {
-            this.setWhere((PlainSelect) select, (String) obj);
+            this.setWhere((PlainSelect) select);
         } else if (select instanceof SetOperationList setOperationList) {
             List<Select> selectBodyList = setOperationList.getSelects();
-            selectBodyList.forEach(s -> this.setWhere((PlainSelect) s, (String) obj));
+            selectBodyList.forEach(s -> this.setWhere((PlainSelect) s));
         }
     }
 
@@ -128,7 +122,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
      */
     @Override
     protected void processUpdate(Update update, int index, String sql, Object obj) {
-        Expression sqlSegment = dataPermissionHandler.getSqlSegment(update.getWhere(), (String) obj, false);
+        Expression sqlSegment = dataPermissionHandler.getSqlSegment(update.getWhere(), false);
         if (null != sqlSegment) {
             update.setWhere(sqlSegment);
         }
@@ -144,7 +138,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
      */
     @Override
     protected void processDelete(Delete delete, int index, String sql, Object obj) {
-        Expression sqlSegment = dataPermissionHandler.getSqlSegment(delete.getWhere(), (String) obj, false);
+        Expression sqlSegment = dataPermissionHandler.getSqlSegment(delete.getWhere(), false);
         if (null != sqlSegment) {
             delete.setWhere(sqlSegment);
         }
@@ -154,10 +148,9 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
      * 设置 SELECT 语句的 WHERE 条件
      *
      * @param plainSelect       SELECT 查询对象
-     * @param mappedStatementId 映射语句的 ID
      */
-    protected void setWhere(PlainSelect plainSelect, String mappedStatementId) {
+    protected void setWhere(PlainSelect plainSelect) {
-        Expression sqlSegment = dataPermissionHandler.getSqlSegment(plainSelect.getWhere(), mappedStatementId, true);
+        Expression sqlSegment = dataPermissionHandler.getSqlSegment(plainSelect.getWhere(), true);
         if (null != sqlSegment) {
             plainSelect.setWhere(sqlSegment);
         }