From 961073ec96bfbb920f9afd952052c20b3791eb4d Mon Sep 17 00:00:00 2001 From: 疯狂的狮子li <15040126243@163.com> Date: 星期二, 15 二月 2022 10:45:04 +0800 Subject: [PATCH] update 优化 TreeBuildUtils 工具 使用反射自动获取顶级父id --- ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java | 3 +-- ruoyi-common/src/main/java/com/ruoyi/common/utils/TreeBuildUtils.java | 10 ++++++++-- ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java | 3 +-- 3 files changed, 10 insertions(+), 6 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/TreeBuildUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/TreeBuildUtils.java index 76bf864..f9f8fa1 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/TreeBuildUtils.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/TreeBuildUtils.java @@ -1,9 +1,11 @@ package com.ruoyi.common.utils; +import cn.hutool.core.collection.CollUtil; import cn.hutool.core.lang.tree.Tree; import cn.hutool.core.lang.tree.TreeNodeConfig; import cn.hutool.core.lang.tree.TreeUtil; import cn.hutool.core.lang.tree.parser.NodeParser; +import com.ruoyi.common.utils.reflect.ReflectUtils; import lombok.AccessLevel; import lombok.NoArgsConstructor; @@ -22,8 +24,12 @@ */ public static final TreeNodeConfig DEFAULT_CONFIG = TreeNodeConfig.DEFAULT_CONFIG.setNameKey("label"); - public static <T> List<Tree<Long>> build(List<T> list, Long parentId, NodeParser<T, Long> nodeParser) { - return TreeUtil.build(list, parentId, DEFAULT_CONFIG, nodeParser); + public static <T, K> List<Tree<K>> build(List<T> list, NodeParser<T, K> nodeParser) { + if (CollUtil.isEmpty(list)) { + return null; + } + K k = ReflectUtils.invokeGetter(list.get(0), "parentId"); + return TreeUtil.build(list, k, DEFAULT_CONFIG, nodeParser); } } diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java index 0dd441b..621dc07 100644 --- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java +++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java @@ -60,8 +60,7 @@ if (CollUtil.isEmpty(depts)) { return CollUtil.newArrayList(); } - Long parentId = depts.get(0).getParentId(); - return TreeBuildUtils.build(depts, parentId, (dept, tree) -> + return TreeBuildUtils.build(depts, (dept, tree) -> tree.setId(dept.getDeptId()) .setParentId(dept.getParentId()) .setName(dept.getDeptName()) diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java index a171a93..0029ecd 100644 --- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java +++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysMenuServiceImpl.java @@ -181,8 +181,7 @@ if (CollUtil.isEmpty(menus)) { return CollUtil.newArrayList(); } - Long parentId = menus.get(0).getParentId(); - return TreeBuildUtils.build(menus, parentId, (menu, tree) -> + return TreeBuildUtils.build(menus, (menu, tree) -> tree.setId(menu.getMenuId()) .setParentId(menu.getParentId()) .setName(menu.getMenuName()) -- Gitblit v1.9.3