Class UuidGenerator

java.lang.Object
cloud.opencode.base.id.uuid.UuidGenerator
All Implemented Interfaces:
IdGenerator<UUID>
public final class UuidGenerator extends Object implements IdGenerator<UUID>
UUID Generator UUID生成器

Unified UUID generator supporting both v4 (random) and v7 (time-ordered).

统一的UUID生成器，支持v4（随机）和v7（时间有序）。

Features | 主要功能:

  • UUID v4 - Random UUID | 随机UUID
  • UUID v7 - Time-ordered UUID | 时间有序UUID
  • Multiple output formats - 多种输出格式

Usage Examples | 使用示例:

// UUID v4
UuidGenerator v4 = UuidGenerator.v4();
UUID uuid = v4.generate();

// UUID v7
UuidGenerator v7 = UuidGenerator.v7();
UUID uuidV7 = v7.generate();

Security | 安全性:

  • Thread-safe: Yes - 线程安全: 是
Since:
JDK 25, opencode-base-id V1.0.0
Author:
Leon Soo www.LeonSoo.com
See Also:

  • Method Details

    • v4

      public static UuidGenerator v4()
      Creates a UUID v4 generator 创建UUID v4生成器
      Returns:
      generator | 生成器

    • v7

      public static UuidGenerator v7()
      Creates a UUID v7 generator 创建UUID v7生成器
      Returns:
      generator | 生成器

    • generate

      public UUID generate()
      Description copied from interface: IdGenerator
      Generates the next ID 生成下一个ID
      Specified by:
      generate in interface IdGenerator<UUID>
      Returns:
      generated ID | 生成的ID

    • generateStr

      public String generateStr()
      Generates a UUID as string 生成UUID字符串
      Returns:
      UUID string | UUID字符串

    • generateSimple

      public String generateSimple()
      Generates a simple UUID (no hyphens) 生成简化UUID（无连字符）
      Returns:
      simple UUID string | 简化UUID字符串

    • getVersion

      public int getVersion()
      Gets the UUID version 获取UUID版本
      Returns:
      version number | 版本号

    • getType

      public String getType()
      Description copied from interface: IdGenerator
      Gets the generator type name 获取生成器类型名称
      Specified by:
      getType in interface IdGenerator<UUID>
      Returns:
      type name | 类型名称