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fix 修复 aop 无法拦截mapper接口上的注解导致的问题 类上依旧使用扫描处理

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疯狂的狮子Li
2024-11-22 10:43:44 +08:00
parent b5908d52d7
commit dd2abd95c9
3 changed files with 91 additions and 8 deletions
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2
ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/config/MybatisPlusConfig.java
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@@ -52,7 +52,7 @@ public class MybatisPlusConfig {
* 数据权限拦截器
*/
public PlusDataPermissionInterceptor dataPermissionInterceptor() {
return new PlusDataPermissionInterceptor();
return new PlusDataPermissionInterceptor(SpringUtils.getProperty("mybatis-plus.mapperPackage"));
}
/**

87
ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/handler/PlusDataPermissionHandler.java
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@@ -1,5 +1,6 @@
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.extern.slf4j.Slf4j;
@@ -8,6 +9,7 @@ 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;
@@ -19,17 +21,26 @@ 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.BeanResolver;
import org.springframework.expression.ExpressionParser;
import org.springframework.expression.ParserContext;
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.util.Arrays;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Function;
/**
@@ -41,6 +52,11 @@ 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
*/
@@ -51,6 +67,15 @@ 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
*
@@ -62,7 +87,7 @@ public class PlusDataPermissionHandler {
public Expression getSqlSegment(Expression where, String mappedStatementId, boolean isSelect) {
try {
// 获取数据权限配置
DataPermission dataPermission = DataPermissionHelper.getPermission();
DataPermission dataPermission = getDataPermission(mappedStatementId);
// 获取当前登录用户信息
LoginUser currentUser = DataPermissionHelper.getVariable("user");
if (ObjectUtil.isNull(currentUser)) {
@@ -169,12 +194,68 @@ public class PlusDataPermissionHandler {
return "";
}
/**
* 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
if (AnnotationUtil.hasAnnotation(clazz, DataPermission.class)) {
DataPermission dataPermission = AnnotationUtil.getAnnotation(clazz, DataPermission.class);
dataPermissionCacheMap.put(clazz.getName(), dataPermission);
}
}
}
} catch (Exception e) {
log.error("初始化数据安全缓存时出错:{}", e.getMessage());
}
}
/**
* 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) {
// 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();
}
// 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() {
return DataPermissionHelper.getPermission() == null;
public boolean invalid(String mapperId) {
return getDataPermission(mapperId) == null;
}
}

10
ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/interceptor/PlusDataPermissionInterceptor.java
View File

@@ -39,9 +39,11 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
/**
* 构造函数，初始化 PlusDataPermissionHandler 实例
*
* @param mapperPackage 扫描的映射器包
*/
public PlusDataPermissionInterceptor() {
this.dataPermissionHandler = new PlusDataPermissionHandler();
public PlusDataPermissionInterceptor(String mapperPackage) {
this.dataPermissionHandler = new PlusDataPermissionHandler(mapperPackage);
}
/**
@@ -62,7 +64,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
return;
}
// 检查是否缺少有效的数据权限注解
if (dataPermissionHandler.invalid()) {
if (dataPermissionHandler.invalid(ms.getId())) {
return;
}
// 解析 sql 分配对应方法
@@ -90,7 +92,7 @@ public class PlusDataPermissionInterceptor extends BaseMultiTableInnerIntercepto
return;
}
// 检查是否缺少有效的数据权限注解
if (dataPermissionHandler.invalid()) {
if (dataPermissionHandler.invalid(ms.getId())) {
return;
}
PluginUtils.MPBoundSql mpBs = mpSh.mPBoundSql();