部门工具类

hx-tenant/src/main/java/com/fjhx/tenant/utils/DeptUtils.java

@@ -0,0 +1,30 @@
+package com.fjhx.tenant.utils;
+
+import cn.hutool.extra.spring.SpringUtil;
+import com.ruoyi.common.core.domain.entity.SysDept;
+import com.ruoyi.system.service.ISysDeptService;
+
+import java.util.List;
+import java.util.Map;
+import java.util.function.BiConsumer;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+public class DeptUtils {
+
+    private static final ISysDeptService sysDeptService = SpringUtil.getBean(ISysDeptService.class);
+
+    public static Map<Long, String> getDeptNameMap() {
+        List<SysDept> deptList = sysDeptService.list();
+        return deptList.stream().collect(Collectors.toMap(SysDept::getDeptId, SysDept::getDeptName));
+    }
+
+    public static <T> void assignmentNickName(List<T> list, Function<T, Long> idMapper, BiConsumer<T, String> setNickNameMap) {
+        if (list == null || list.size() == 0) {
+            return;
+        }
+        Map<Long, String> nickNameMapByIds = getDeptNameMap();
+        list.forEach(item -> setNickNameMap.accept(item, nickNameMapByIds.get(idMapper.apply(item))));
+    }
+
+}