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适用于Java的通用规则引擎框架,最新版本基于spEL,支持程序在运行状态下动态增加规则,方便开发人员根据业务流程需求进行二次开发。

License: Apache License 2.0

Java 100.00%

ruler-project's Introduction

📏Ruler

开发文档:https://lostred.github.io

1️⃣特性

  • 框架侵入性低,可扩展性强
  • 一处配置,处处使用
  • 可根据需求配置不同的引擎类型(incomplete, complete)

2️⃣核心概念

DomainFactory领域模型工厂

  • 根据配置解析规则引擎需要校验类的属性
  • 统一管理这些需要校验的类
  • 在动态生成规则时能够更好地提供表达式片段的支持

RulesEngineFactory规则引擎工厂

  • 根据配置构建规则引擎
  • 统一管理不同业务类型的规则引擎

RuleFactory规则工厂

  • 根据配置构建规则
  • 统一管理规则

RulesEngine接口

  • incomplete类型的实现类会输出报告,有违规也会直接返回结果
  • complete类型的实现类会输出报告,并且会执行完所有的规则
注:3.x版本移除了原本的simple类型的实现类

AbstractRule抽象类

基于spring的spEL表达式实现主要逻辑功能,定义了规则的主要方法,开发者可扩展该类,实现其他特殊的规则。

3️⃣核心接口关系

  • Domain通常为RulesEngine中execute方法的入参,通过RulesEngine中所有Rule规则执行后得到一个对应的Result结果。
  • Rule统一由RuleFactory管理,这些规则与规则引擎之间依靠businessType属性联系

ruler-project's People

Contributors

lostred avatar

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