1. 优化分配菜单的逻辑，使用批量插入

2. 修复 CodegenEngine 生成代码时，Mapper.XML 地址不对

yudao-framework/yudao-spring-boot-starter-mybatis/src/main/java/cn/iocoder/yudao/framework/mybatis/core/mapper/BaseMapperX.java

@@ -75,12 +75,20 @@ public interface BaseMapperX<T> extends BaseMapper<T> {
         return selectList(new LambdaQueryWrapper<T>().in(field, values));
     }
 
+    /**
+     * 逐条插入，适合少量数据插入，或者对性能要求不高的场景
+     *
+     * 如果大量，请使用 {@link com.baomidou.mybatisplus.extension.service.impl.ServiceImpl#saveBatch(Collection)} 方法
+     * 使用示例，可见 RoleMenuBatchInsertMapper、UserRoleBatchInsertMapper 类
+     *
+     * @param entities 实体们
+     */
     default void insertBatch(Collection<T> entities) {
-        // TODO 芋艿：修改成支持批量的
         entities.forEach(this::insert);
     }
 
     default void updateBatch(T update) {
         update(update, new QueryWrapper<>());
     }
+
 }

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmTaskAssignRuleServiceImpl.java

@@ -21,7 +21,6 @@ import cn.iocoder.yudao.module.system.api.permission.RoleApi;
 import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
 import lombok.extern.slf4j.Slf4j;
 import org.flowable.bpmn.model.BpmnModel;
-import org.flowable.bpmn.model.FlowElement;
 import org.flowable.bpmn.model.UserTask;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;

yudao-module-infra/yudao-module-infra-impl/src/main/java/cn/iocoder/yudao/module/infra/service/codegen/inner/CodegenEngine.java

@@ -217,7 +217,7 @@ public class CodegenEngine {
     private static String mapperXmlFilePath() {
         return "yudao-module-${table.moduleName}/" + // 顶级模块
                 "yudao-module-${table.moduleName}-impl/" + // 子模块
-                "src/resources/mapper/${table.businessName}/${table.className}Mapper.xml";
+                "src/main/java/resources/mapper/${table.businessName}/${table.className}Mapper.xml";
     }
 
     private static String vueTemplatePath(String path) {

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuBatchInsertMapper.java

@@ -0,0 +1,14 @@
+package cn.iocoder.yudao.module.system.dal.mysql.permission;
+
+import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleMenuDO;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Repository;
+
+/**
+ * 实体 {@link RoleMenuDO} 的批量插入 Mapper
+ *
+ * @author 芋道源码
+ */
+@Repository
+public class RoleMenuBatchInsertMapper extends ServiceImpl<RoleMenuMapper, RoleMenuDO> {
+}

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuMapper.java

@@ -3,8 +3,10 @@ package cn.iocoder.yudao.module.system.dal.mysql.permission;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleMenuDO;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
+import org.springframework.stereotype.Repository;
 
 import java.util.Collection;
 import java.util.Date;
@@ -14,18 +16,12 @@ import java.util.stream.Collectors;
 @Mapper
 public interface RoleMenuMapper extends BaseMapperX<RoleMenuDO> {
 
-    default List<RoleMenuDO> selectListByRoleId(Long roleId) {
-        return selectList(new QueryWrapper<RoleMenuDO>().eq("role_id", roleId));
+    @Repository
+    class BatchInsertMapper extends ServiceImpl<RoleMenuMapper, RoleMenuDO> {
     }
 
-    default void insertList(Long roleId, Collection<Long> menuIds) {
-        List<RoleMenuDO> list = menuIds.stream().map(menuId -> {
-            RoleMenuDO entity = new RoleMenuDO();
-            entity.setRoleId(roleId);
-            entity.setMenuId(menuId);
-            return entity;
-        }).collect(Collectors.toList());
-        insertBatch(list);
+    default List<RoleMenuDO> selectListByRoleId(Long roleId) {
+        return selectList(new QueryWrapper<RoleMenuDO>().eq("role_id", roleId));
     }
 
     default void deleteListByRoleIdAndMenuIds(Long roleId, Collection<Long> menuIds) {

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleBatchInsertMapper.java

@@ -0,0 +1,14 @@
+package cn.iocoder.yudao.module.system.dal.mysql.permission;
+
+import cn.iocoder.yudao.module.system.dal.dataobject.permission.UserRoleDO;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Repository;
+
+/**
+ * 实体 {@link UserRoleDO} 的批量插入 Mapper
+ *
+ * @author 芋道源码
+ */
+@Repository
+public class UserRoleBatchInsertMapper extends ServiceImpl<UserRoleMapper, UserRoleDO> {
+}

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleMapper.java

@@ -7,7 +7,6 @@ import org.apache.ibatis.annotations.Mapper;
 
 import java.util.Collection;
 import java.util.List;
-import java.util.stream.Collectors;
 
 @Mapper
 public interface UserRoleMapper extends BaseMapperX<UserRoleDO> {
@@ -20,17 +19,6 @@ public interface UserRoleMapper extends BaseMapperX<UserRoleDO> {
         return selectList(new QueryWrapper<UserRoleDO>().eq("role_id", roleId));
     }
 
-
-    default void insertList(Long userId, Collection<Long> roleIds) {
-        List<UserRoleDO> list = roleIds.stream().map(roleId -> {
-            UserRoleDO entity = new UserRoleDO();
-            entity.setUserId(userId);
-            entity.setRoleId(roleId);
-            return entity;
-        }).collect(Collectors.toList());
-        insertBatch(list);
-    }
-
     default void deleteListByUserIdAndRoleIdIds(Long userId, Collection<Long> roleIds) {
         delete(new QueryWrapper<UserRoleDO>().eq("user_id", userId)
                 .in("role_id", roleIds));

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/service/permission/PermissionServiceImpl.java

@@ -8,7 +8,6 @@ import cn.iocoder.yudao.framework.common.util.collection.MapUtils;
 import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
 import cn.iocoder.yudao.framework.datapermission.core.dept.service.dto.DeptDataPermissionRespDTO;
 import cn.iocoder.yudao.framework.security.core.LoginUser;
-import cn.iocoder.yudao.module.system.enums.permission.DataScopeEnum;
 import cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils;
 import cn.iocoder.yudao.framework.tenant.core.aop.TenantIgnore;
 import cn.iocoder.yudao.module.system.dal.dataobject.dept.DeptDO;
@@ -16,8 +15,11 @@ import cn.iocoder.yudao.module.system.dal.dataobject.permission.MenuDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleMenuDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.UserRoleDO;
+import cn.iocoder.yudao.module.system.dal.mysql.permission.RoleMenuBatchInsertMapper;
 import cn.iocoder.yudao.module.system.dal.mysql.permission.RoleMenuMapper;
+import cn.iocoder.yudao.module.system.dal.mysql.permission.UserRoleBatchInsertMapper;
 import cn.iocoder.yudao.module.system.dal.mysql.permission.UserRoleMapper;
+import cn.iocoder.yudao.module.system.enums.permission.DataScopeEnum;
 import cn.iocoder.yudao.module.system.mq.producer.permission.PermissionProducer;
 import cn.iocoder.yudao.module.system.service.dept.DeptService;
 import com.google.common.collect.ImmutableMultimap;
@@ -79,7 +81,11 @@ public class PermissionServiceImpl implements PermissionService {
     @Resource
     private RoleMenuMapper roleMenuMapper;
     @Resource
+    private RoleMenuBatchInsertMapper roleMenuBatchInsertMapper;
+    @Resource
     private UserRoleMapper userRoleMapper;
+    @Resource
+    private UserRoleBatchInsertMapper userRoleBatchInsertMapper;
 
     @Resource
     private RoleService roleService;
@@ -202,7 +208,12 @@ public class PermissionServiceImpl implements PermissionService {
         Collection<Long> deleteMenuIds = CollUtil.subtract(dbMenuIds, menuIds);
         // 执行新增和删除。对于已经授权的菜单，不用做任何处理
         if (!CollectionUtil.isEmpty(createMenuIds)) {
-            roleMenuMapper.insertList(roleId, createMenuIds);
+            roleMenuBatchInsertMapper.saveBatch(CollectionUtils.convertList(createMenuIds, menuId -> {
+                RoleMenuDO entity = new RoleMenuDO();
+                entity.setRoleId(roleId);
+                entity.setMenuId(menuId);
+                return entity;
+            }));
         }
         if (!CollectionUtil.isEmpty(deleteMenuIds)) {
             roleMenuMapper.deleteListByRoleIdAndMenuIds(roleId, deleteMenuIds);
@@ -240,7 +251,12 @@ public class PermissionServiceImpl implements PermissionService {
         Collection<Long> deleteMenuIds = CollUtil.subtract(dbRoleIds, roleIds);
         // 执行新增和删除。对于已经授权的角色，不用做任何处理
         if (!CollectionUtil.isEmpty(createRoleIds)) {
-            userRoleMapper.insertList(userId, createRoleIds);
+            userRoleBatchInsertMapper.saveBatch(CollectionUtils.convertList(createRoleIds, roleId -> {
+                UserRoleDO entity = new UserRoleDO();
+                entity.setUserId(userId);
+                entity.setRoleId(roleId);
+                return entity;
+            }));
         }
         if (!CollectionUtil.isEmpty(deleteMenuIds)) {
             userRoleMapper.deleteListByUserIdAndRoleIdIds(userId, deleteMenuIds);

yudao-module-system/yudao-module-system-impl/src/test/java/cn/iocoder/yudao/module/system/service/permission/PermissionServiceTest.java

@@ -5,7 +5,9 @@ import cn.iocoder.yudao.module.system.dal.dataobject.dept.DeptDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.RoleMenuDO;
 import cn.iocoder.yudao.module.system.dal.dataobject.permission.UserRoleDO;
+import cn.iocoder.yudao.module.system.dal.mysql.permission.RoleMenuBatchInsertMapper;
 import cn.iocoder.yudao.module.system.dal.mysql.permission.RoleMenuMapper;
+import cn.iocoder.yudao.module.system.dal.mysql.permission.UserRoleBatchInsertMapper;
 import cn.iocoder.yudao.module.system.dal.mysql.permission.UserRoleMapper;
 import cn.iocoder.yudao.module.system.mq.producer.permission.PermissionProducer;
 import cn.iocoder.yudao.module.system.service.dept.DeptService;
@@ -30,7 +32,8 @@ import static org.mockito.ArgumentMatchers.same;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
-@Import(PermissionServiceImpl.class)
+@Import({PermissionServiceImpl.class,
+        RoleMenuBatchInsertMapper.class, UserRoleBatchInsertMapper.class})
 public class PermissionServiceTest extends BaseDbUnitTest {
 
     @Resource
@@ -39,7 +42,11 @@ public class PermissionServiceTest extends BaseDbUnitTest {
     @Resource
     private RoleMenuMapper roleMenuMapper;
     @Resource
+    private RoleMenuBatchInsertMapper roleMenuBatchInsertMapper;
+    @Resource
     private UserRoleMapper userRoleMapper;
+    @Resource
+    private UserRoleBatchInsertMapper userRoleBatchInsertMapper;
 
     @MockBean
     private RoleService roleService;