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疯狂的狮子li 2022-02-28 12:17:40 +08:00
parent b9afd55856
commit eefdba947c
1 changed files with 0 additions and 86 deletions
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ruoyi-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java
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@ -1,86 +0,0 @@
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 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);
}
}