From 5d7b65670282a4fad015e37d567cfa171b162052 Mon Sep 17 00:00:00 2001
From: huliguo <2023611923@qq.com>
Date: 星期二, 20 五月 2025 12:25:19 +0800
Subject: [PATCH] 基础代码
---
pt-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java | 86 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 86 insertions(+), 0 deletions(-)
diff --git a/pt-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java b/pt-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java
new file mode 100644
index 0000000..bf99611
--- /dev/null
+++ b/pt-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java
@@ -0,0 +1,86 @@
+package com.ruoyi.common.utils.uuid;
+
+import java.util.concurrent.atomic.AtomicInteger;
+import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.StringUtils;
+
+/**
+ * @author ruoyi 序列生成类
+ */
+public class Seq
+{
+ // 通用序列类型
+ public static final String commSeqType = "COMMON";
+
+ // 上传序列类型
+ public static final String uploadSeqType = "UPLOAD";
+
+ // 通用接口序列数
+ private static AtomicInteger commSeq = new AtomicInteger(1);
+
+ // 上传接口序列数
+ private static AtomicInteger uploadSeq = new AtomicInteger(1);
+
+ // 机器标识
+ private static final String machineCode = "A";
+
+ /**
+ * 获取通用序列号
+ *
+ * @return 序列值
+ */
+ public static String getId()
+ {
+ return getId(commSeqType);
+ }
+
+ /**
+ * 默认16位序列号 yyMMddHHmmss + 一位机器标识 + 3长度循环递增字符串
+ *
+ * @return 序列值
+ */
+ public static String getId(String type)
+ {
+ AtomicInteger atomicInt = commSeq;
+ if (uploadSeqType.equals(type))
+ {
+ atomicInt = uploadSeq;
+ }
+ return getId(atomicInt, 3);
+ }
+
+ /**
+ * 通用接口序列号 yyMMddHHmmss + 一位机器标识 + length长度循环递增字符串
+ *
+ * @param atomicInt 序列数
+ * @param length 数值长度
+ * @return 序列值
+ */
+ public static String getId(AtomicInteger atomicInt, int length)
+ {
+ String result = DateUtils.dateTimeNow();
+ result += machineCode;
+ result += getSeq(atomicInt, length);
+ return result;
+ }
+
+ /**
+ * 序列循环递增字符串[1, 10 的 (length)幂次方), 用0左补齐length位数
+ *
+ * @return 序列值
+ */
+ private synchronized static String getSeq(AtomicInteger atomicInt, int length)
+ {
+ // 先取值再+1
+ int value = atomicInt.getAndIncrement();
+
+ // 如果更新后值>=10 的 (length)幂次方则重置为1
+ int maxSeq = (int) Math.pow(10, length);
+ if (atomicInt.get() >= maxSeq)
+ {
+ atomicInt.set(1);
+ }
+ // 转字符串，用0左补齐
+ return StringUtils.padl(value, length);
+ }
+}
--
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