From fdbffa2b61d60c290331d80b5168fd97b54e59d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=96=AF=E7=8B=82=E7=9A=84=E7=8B=AE=E5=AD=90Li?=
<15040126243@163.com>
Date: Thu, 11 Dec 2025 10:25:35 +0800
Subject: [PATCH] =?UTF-8?q?update=20=E6=B7=BB=E5=8A=A0=20ID=20=E7=94=9F?=
=?UTF-8?q?=E6=88=90=E5=B7=A5=E5=85=B7=E7=B1=BB=EF=BC=8C=E6=94=AF=E6=8C=81?=
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---
.../common/mybatis/utils/IdGeneratorUtil.java | 129 ++++++++++++++++++
.../gen/service/GenTableServiceImpl.java | 7 +-
.../service/impl/FlwTaskServiceImpl.java | 5 +-
3 files changed, 134 insertions(+), 7 deletions(-)
create mode 100644 ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/utils/IdGeneratorUtil.java
diff --git a/ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/utils/IdGeneratorUtil.java b/ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/utils/IdGeneratorUtil.java
new file mode 100644
index 00000000..33b3f1c5
--- /dev/null
+++ b/ruoyi-common/ruoyi-common-mybatis/src/main/java/org/dromara/common/mybatis/utils/IdGeneratorUtil.java
@@ -0,0 +1,129 @@
+package org.dromara.common.mybatis.utils;
+
+import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
+import com.baomidou.mybatisplus.core.toolkit.IdWorker;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import org.dromara.common.core.utils.SpringUtils;
+
+/**
+ * ID 生成工具类
+ *
+ * @author AprilWind
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class IdGeneratorUtil {
+
+ private static final IdentifierGenerator GENERATOR = SpringUtils.getBean(IdentifierGenerator.class);
+
+ /**
+ * 生成字符串类型主键 ID
+ *
+ * 调用 {@link IdentifierGenerator#nextId(Object)}，返回 String 格式 ID。
+ *
+ *
+ * @return 字符串格式主键 ID
+ */
+ public static String nextId() {
+ return GENERATOR.nextId(null).toString();
+ }
+
+ /**
+ * 生成 Long 类型主键 ID
+ *
+ * 自动将生成的数字型主键转换为 Long 类型
+ *
+ *
+ * @return Long 类型主键 ID
+ */
+ public static Long nextLongId() {
+ return GENERATOR.nextId(null).longValue();
+ }
+
+ /**
+ * 生成 Number 类型主键 ID
+ *
+ * 推荐在需要保留原始 Number 类型时使用
+ *
+ *
+ * @return Number 类型主键 ID
+ */
+ public static Number nextNumberId() {
+ return GENERATOR.nextId(null);
+ }
+
+ /**
+ * 根据实体生成数字型主键 ID
+ *
+ * 若自定义的 {@link IdentifierGenerator} 根据实体内容生成 ID，则可以使用本方法
+ *
+ *
+ * @param entity 实体对象
+ * @return Number 类型主键 ID
+ */
+ public static Number nextId(Object entity) {
+ return GENERATOR.nextId(entity);
+ }
+
+ /**
+ * 根据实体生成字符串主键 ID
+ *
+ * 与 {@link #nextId(Object)} 类似，但返回 String 类型
+ *
+ *
+ * @param entity 实体对象
+ * @return 字符串格式主键 ID
+ */
+ public static String nextStringId(Object entity) {
+ return GENERATOR.nextId(entity).toString();
+ }
+
+ /**
+ * 生成 32 位 UUID
+ *
+ * 底层使用 {@link IdWorker#get32UUID()}
+ *
+ *
+ * @return 32 位 UUID 字符串
+ */
+ public static String nextUUID() {
+ return IdWorker.get32UUID();
+ }
+
+ /**
+ * 根据实体生成 32 位 UUID
+ *
+ * 默认 {@link IdentifierGenerator#nextUUID(Object)} 实现忽略实体，但保留该方法便于扩展。
+ *
+ *
+ * @param entity 实体对象
+ * @return 32 位 UUID 字符串
+ */
+ public static String nextUUID(Object entity) {
+ return GENERATOR.nextUUID(entity);
+ }
+
+ /**
+ * 生成带指定前缀的字符串主键 ID
+ *
+ * 示例：prefix = "ORD"，生成结果形如：{@code ORD20251211000123}
+ *
+ *
+ * @param prefix 自定义前缀
+ * @return 带前缀的字符串主键 ID
+ */
+ public static String nextIdWithPrefix(String prefix) {
+ return prefix + nextId();
+ }
+
+ /**
+ * 生成带前缀的 UUID
+ *
+ * @param prefix 前缀
+ * @return prefix + UUID
+ */
+ public static String nextUUIDWithPrefix(String prefix) {
+ return prefix + nextUUID();
+ }
+
+}
diff --git a/ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/service/GenTableServiceImpl.java b/ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/service/GenTableServiceImpl.java
index 3aa61c2f..accd8e2d 100644
--- a/ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/service/GenTableServiceImpl.java
+++ b/ruoyi-modules/ruoyi-gen/src/main/java/org/dromara/gen/service/GenTableServiceImpl.java
@@ -8,7 +8,6 @@ import com.baomidou.dynamic.datasource.annotation.DS;
import com.baomidou.dynamic.datasource.annotation.DSTransactional;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.RequiredArgsConstructor;
@@ -28,6 +27,7 @@ import org.dromara.common.core.utils.file.FileUtils;
import org.dromara.common.json.utils.JsonUtils;
import org.dromara.common.mybatis.core.page.PageQuery;
import org.dromara.common.mybatis.core.page.TableDataInfo;
+import org.dromara.common.mybatis.utils.IdGeneratorUtil;
import org.dromara.gen.constant.GenConstants;
import org.dromara.gen.domain.GenTable;
import org.dromara.gen.domain.GenTableColumn;
@@ -60,7 +60,6 @@ public class GenTableServiceImpl implements IGenTableService {
private final GenTableMapper baseMapper;
private final GenTableColumnMapper genTableColumnMapper;
- private final IdentifierGenerator identifierGenerator;
private static final String[] TABLE_IGNORE = new String[]{"sj_", "act_", "flw_", "gen_"};
@@ -322,7 +321,7 @@ public class GenTableServiceImpl implements IGenTableService {
GenTable table = baseMapper.selectGenTableById(tableId);
List menuIds = new ArrayList<>();
for (int i = 0; i < 6; i++) {
- menuIds.add(identifierGenerator.nextId(null).longValue());
+ menuIds.add(IdGeneratorUtil.nextLongId());
}
table.setMenuIds(menuIds);
// 设置主键列信息
@@ -468,7 +467,7 @@ public class GenTableServiceImpl implements IGenTableService {
GenTable table = baseMapper.selectGenTableById(tableId);
List menuIds = new ArrayList<>();
for (int i = 0; i < 6; i++) {
- menuIds.add(identifierGenerator.nextId(null).longValue());
+ menuIds.add(IdGeneratorUtil.nextLongId());
}
table.setMenuIds(menuIds);
// 设置主键列信息
diff --git a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
index 5a652794..488719e8 100644
--- a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
+++ b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
@@ -9,7 +9,6 @@ import cn.hutool.core.util.StrUtil;
import com.baomidou.lock.annotation.Lock4j;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.RequiredArgsConstructor;
@@ -25,6 +24,7 @@ import org.dromara.common.core.validate.EditGroup;
import org.dromara.common.json.utils.JsonUtils;
import org.dromara.common.mybatis.core.page.PageQuery;
import org.dromara.common.mybatis.core.page.TableDataInfo;
+import org.dromara.common.mybatis.utils.IdGeneratorUtil;
import org.dromara.common.satoken.utils.LoginHelper;
import org.dromara.system.api.RemoteUserService;
import org.dromara.system.api.domain.vo.RemoteUserVo;
@@ -87,7 +87,6 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
private final FlowInstanceMapper flowInstanceMapper;
private final FlowTaskMapper flowTaskMapper;
private final FlowHisTaskMapper flowHisTaskMapper;
- private final IdentifierGenerator identifierGenerator;
private final FlwTaskMapper flwTaskMapper;
private final FlwCategoryMapper flwCategoryMapper;
private final FlowNodeMapper flowNodeMapper;
@@ -334,7 +333,7 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
flowNode.setNodeCode(flowHisTask.getTargetNodeCode());
flowNode.setNodeName(flowHisTask.getTargetNodeName());
//生成新的任务id
- long taskId = identifierGenerator.nextId(null).longValue();
+ long taskId = IdGeneratorUtil.nextLongId();
task.setId(taskId);
task.setNodeName("【抄送】" + task.getNodeName());
Date updateTime = new Date(flowHisTask.getUpdateTime().getTime() - 1000);