update 全局替换为 Convert.toStr，优化 null 字符串处理

ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/domain/dto/TaskAssigneeDTO.java

@@ -1,5 +1,6 @@
 package org.dromara.common.core.domain.dto;
 
+import cn.hutool.core.convert.Convert;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -62,7 +63,7 @@ public class TaskAssigneeDTO implements Serializable {
                 storageId.apply(item),
                 handlerCode.apply(item),
                 handlerName.apply(item),
-                groupName != null ? String.valueOf(groupName.apply(item)) : null,
+                groupName != null ? Convert.toStr(groupName.apply(item)) : null,
                 createTimeMapper.apply(item)
             )).collect(Collectors.toList());
     }

ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/StringUtils.java

@@ -260,13 +260,13 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         if (s != null) {
             final int len = s.length();
             if (s.length() <= size) {
-                sb.append(String.valueOf(c).repeat(size - len));
+                sb.append(Convert.toStr(c).repeat(size - len));
                 sb.append(s);
             } else {
                 return s.substring(len - size, len);
             }
         } else {
-            sb.append(String.valueOf(c).repeat(Math.max(0, size)));
+            sb.append(Convert.toStr(c).repeat(Math.max(0, size)));
         }
         return sb.toString();
     }

ruoyi-common/ruoyi-common-excel/src/main/java/org/dromara/common/excel/core/DropDownOptions.java

@@ -1,5 +1,6 @@
 package org.dromara.common.excel.core;
 
+import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.StrUtil;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -65,7 +66,7 @@ public class DropDownOptions {
         StringBuilder stringBuffer = new StringBuilder();
         String regex = "^[\\S\\d\\u4e00-\\u9fa5]+$";
         for (int i = 0; i < vars.length; i++) {
-            String var = StrUtil.trimToEmpty(String.valueOf(vars[i]));
+            String var = StrUtil.trimToEmpty(Convert.toStr(vars[i]));
             if (!var.matches(regex)) {
                 throw new ServiceException("选项数据不符合规则，仅允许使用中英文字符以及数字");
             }

ruoyi-common/ruoyi-common-redis/src/main/java/org/dromara/common/redis/utils/SequenceUtils.java

@@ -1,5 +1,6 @@
 package org.dromara.common.redis.utils;
 
+import cn.hutool.core.convert.Convert;
 import cn.hutool.core.date.DatePattern;
 import lombok.AccessLevel;
 import lombok.NoArgsConstructor;
@@ -119,7 +120,7 @@ public class SequenceUtils {
      * @return 唯一id
      */
     public static String getNextIdString(String key, Duration expireTime, long initValue, long stepValue) {
-        return String.valueOf(getNextId(key, expireTime, initValue, stepValue));
+        return Convert.toStr(getNextId(key, expireTime, initValue, stepValue));
     }
 
     /**
@@ -130,7 +131,7 @@ public class SequenceUtils {
      * @return 唯一id
      */
     public static String getNextIdString(String key, Duration expireTime) {
-        return String.valueOf(getNextId(key, expireTime));
+        return Convert.toStr(getNextId(key, expireTime));
     }
 
     /**

ruoyi-common/ruoyi-common-sensitive/src/main/java/org/dromara/common/sensitive/core/SensitiveStrategy.java

@@ -1,5 +1,6 @@
 package org.dromara.common.sensitive.core;
 
+import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.DesensitizedUtil;
 import lombok.AllArgsConstructor;
 
@@ -52,7 +53,7 @@ public enum SensitiveStrategy {
     /**
      * 用户ID
      */
-    USER_ID(s -> String.valueOf(DesensitizedUtil.userId())),
+    USER_ID(s -> Convert.toStr(DesensitizedUtil.userId())),
 
     /**
      * 密码

ruoyi-modules/ruoyi-job/src/main/java/org/dromara/job/snailjob/TestStaticShardingJob.java

@@ -1,5 +1,6 @@
 package org.dromara.job.snailjob;
 
+import cn.hutool.core.convert.Convert;
 import com.aizuda.snailjob.client.job.core.annotation.JobExecutor;
 import com.aizuda.snailjob.client.job.core.dto.JobArgs;
 import com.aizuda.snailjob.client.model.ExecuteResult;
@@ -17,7 +18,7 @@ import org.springframework.stereotype.Component;
 public class TestStaticShardingJob {
 
     public ExecuteResult jobExecute(JobArgs jobArgs) {
-        String jobParams = String.valueOf(jobArgs.getJobParams());
+        String jobParams = Convert.toStr(jobArgs.getJobParams());
         SnailJobLog.LOCAL.info("开始执行分片任务,参数:{}", jobParams);
         // 获得jobArgs 中传入的开始id和结束id
         String[] split = jobParams.split(",");

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysTaskAssigneeServiceImpl.java

@@ -59,7 +59,7 @@ public class SysTaskAssigneeServiceImpl implements TaskAssigneeService {
         TableDataInfo<SysRoleVo> page = roleService.selectPageRoleList(bo, pageQuery);
         // 使用封装的字段映射方法进行转换
         List<TaskAssigneeDTO.TaskHandler> handlers = TaskAssigneeDTO.convertToHandlerList(page.getRows(),
-            item -> String.valueOf(item.getRoleId()), SysRoleVo::getRoleKey, SysRoleVo::getRoleName, null, SysRoleVo::getCreateTime);
+            item -> Convert.toStr(item.getRoleId()), SysRoleVo::getRoleKey, SysRoleVo::getRoleName, null, SysRoleVo::getCreateTime);
         return new TaskAssigneeDTO(page.getTotal(), handlers);
     }
 
@@ -83,7 +83,7 @@ public class SysTaskAssigneeServiceImpl implements TaskAssigneeService {
         TableDataInfo<SysPostVo> page = postService.selectPagePostList(bo, pageQuery);
         // 使用封装的字段映射方法进行转换
         List<TaskAssigneeDTO.TaskHandler> handlers = TaskAssigneeDTO.convertToHandlerList(page.getRows(),
-            p -> String.valueOf(p.getPostId()), SysPostVo::getPostCategory, SysPostVo::getPostName, SysPostVo::getDeptId, SysPostVo::getCreateTime);
+            p -> Convert.toStr(p.getPostId()), SysPostVo::getPostCategory, SysPostVo::getPostName, SysPostVo::getDeptId, SysPostVo::getCreateTime);
         return new TaskAssigneeDTO(page.getTotal(), handlers);
     }
 
@@ -107,7 +107,7 @@ public class SysTaskAssigneeServiceImpl implements TaskAssigneeService {
         TableDataInfo<SysDeptVo> page = deptService.selectPageDeptList(bo, pageQuery);
         // 使用封装的字段映射方法进行转换
         List<TaskAssigneeDTO.TaskHandler> handlers = TaskAssigneeDTO.convertToHandlerList(page.getRows(),
-            d -> String.valueOf(d.getDeptId()), SysDeptVo::getDeptCategory, SysDeptVo::getDeptName, SysDeptVo::getParentId, SysDeptVo::getCreateTime);
+            d -> Convert.toStr(d.getDeptId()), SysDeptVo::getDeptCategory, SysDeptVo::getDeptName, SysDeptVo::getParentId, SysDeptVo::getCreateTime);
         return new TaskAssigneeDTO(page.getTotal(), handlers);
     }
 
@@ -131,7 +131,7 @@ public class SysTaskAssigneeServiceImpl implements TaskAssigneeService {
         TableDataInfo<SysUserVo> page = userService.selectPageUserList(bo, pageQuery);
         // 使用封装的字段映射方法进行转换
         List<TaskAssigneeDTO.TaskHandler> handlers = TaskAssigneeDTO.convertToHandlerList(page.getRows(),
-            u -> String.valueOf(u.getUserId()), SysUserVo::getUserName, SysUserVo::getNickName, SysUserVo::getDeptId, SysUserVo::getCreateTime);
+            u -> Convert.toStr(u.getUserId()), SysUserVo::getUserName, SysUserVo::getNickName, SysUserVo::getDeptId, SysUserVo::getCreateTime);
         return new TaskAssigneeDTO(page.getTotal(), handlers);
     }
 

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/handler/WorkflowPermissionHandler.java

@@ -1,6 +1,7 @@
 package org.dromara.workflow.handler;
 
 import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.convert.Convert;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.domain.dto.UserDTO;
@@ -59,6 +60,6 @@ public class WorkflowPermissionHandler implements PermissionHandler {
         }
         String storageIds = CollUtil.join(permissions, StringUtils.SEPARATOR);
         List<UserDTO> users = flwTaskAssigneeService.fetchUsersByStorageIds(storageIds);
-        return StreamUtils.toList(users, userDTO -> String.valueOf(userDTO.getUserId()));
+        return StreamUtils.toList(users, userDTO -> Convert.toStr(userDTO.getUserId()));
     }
 }

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCategoryServiceImpl.java

@@ -1,6 +1,7 @@
 package org.dromara.workflow.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.convert.Convert;
 import cn.hutool.core.lang.tree.Tree;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@@ -97,11 +98,11 @@ public class FlwCategoryServiceImpl implements IFlwCategoryService {
         }
         return TreeBuildUtils.buildMultiRoot(
             categoryList,
-            node -> String.valueOf(node.getCategoryId()),
-            node -> String.valueOf(node.getParentId()),
+            node -> Convert.toStr(node.getCategoryId()),
+            node -> Convert.toStr(node.getParentId()),
             (node, treeNode) -> treeNode
-                .setId(String.valueOf(node.getCategoryId()))
-                .setParentId(String.valueOf(node.getParentId()))
+                .setId(Convert.toStr(node.getCategoryId()))
+                .setParentId(Convert.toStr(node.getParentId()))
                 .setName(node.getCategoryName())
                 .setWeight(node.getOrderNum())
         );

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwDefinitionServiceImpl.java

@@ -231,7 +231,7 @@ public class FlwDefinitionServiceImpl implements IFlwDefinitionService {
             flowDefinition.setId(null);
             flowDefinition.setTenantId(tenantId);
             flowDefinition.setIsPublish(0);
-            flowDefinition.setCategory(String.valueOf(flowCategory.getCategoryId()));
+            flowDefinition.setCategory(Convert.toStr(flowCategory.getCategoryId()));
             int insert = flowDefinitionMapper.insert(flowDefinition);
             if (insert <= 0) {
                 log.info("同步流程定义【{}】失败！", definition.getFlowCode());

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java

@@ -110,7 +110,7 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
      */
     @Override
     public FlowInstanceVo queryByBusinessId(Long businessId) {
-        FlowInstance instance = this.selectInstByBusinessId(String.valueOf(businessId));
+        FlowInstance instance = this.selectInstByBusinessId(Convert.toStr(businessId));
         FlowInstanceVo instanceVo = BeanUtil.toBean(instance, FlowInstanceVo.class);
         Definition definition = defService.getById(instanceVo.getDefinitionId());
         instanceVo.setFlowName(definition.getFlowName());

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskAssigneeServiceImpl.java

@@ -149,9 +149,9 @@ public class FlwTaskAssigneeServiceImpl implements IFlwTaskAssigneeService, Hand
      */
     private TreeFunDto<DeptDTO> buildDeptTree(List<DeptDTO> depts) {
         return new TreeFunDto<>(depts)
-            .setId(dept -> String.valueOf(dept.getDeptId()))
+            .setId(dept -> Convert.toStr(dept.getDeptId()))
             .setName(DeptDTO::getDeptName)
-            .setParentId(dept -> String.valueOf(dept.getParentId()));
+            .setParentId(dept -> Convert.toStr(dept.getParentId()));
     }
 
     /**

ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java

@@ -303,7 +303,7 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
         List<User> userList = StreamUtils.toList(flowCopyList, x ->
             new FlowUser()
                 .setType(TaskAssigneeType.COPY.getCode())
-                .setProcessedBy(String.valueOf(x.getUserId()))
+                .setProcessedBy(Convert.toStr(x.getUserId()))
                 .setAssociated(taskId));
         // 批量保存抄送人员
         FlowEngine.userService().saveBatch(userList);
@@ -589,7 +589,7 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
                 if (ObjectUtil.isNotNull(first) && CollUtil.isNotEmpty(first.getPermissionList())) {
                     List<UserDTO> users = flwTaskAssigneeService.fetchUsersByStorageIds(String.join(StringUtils.SEPARATOR, first.getPermissionList()));
                     if (CollUtil.isNotEmpty(users)) {
-                        flowNode.setPermissionFlag(StreamUtils.join(users, e -> String.valueOf(e.getUserId())));
+                        flowNode.setPermissionFlag(StreamUtils.join(users, e -> Convert.toStr(e.getUserId())));
                     }
                 }