This lets us delegate the responsibility of propagating the execution of the process using more complex tools like JBoss Drools ( an inference engine).

Technically, the data management engine is based on RETE Algorithm and the framework of drools rule-engine which is open-source.

在技术上，本数据管理引擎主要基于Rete算法，借鉴了开源drools规则引擎的架构。

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After this sprint, Drools infrastructure was in place, the team was aware of its syntax and other techniques.

这个冲刺之后，Drools的基础设施就位了，团队了解了它的语法和其他技术。

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As I mentioned before, the Drools plug-in for Eclipse allows you to place breakpoints in your rules file.

如前所述，用于Eclipse的Drools插件允许在规则文件中设置断点。

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As of this writing, the latest version of the Drools rules engine is4.0.4.

在编写本文之际，Drools规则引擎的最新版本是4.0.4。

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The program uses a Drools rules file to express in a declarative way the business rules defined in the preceding section.

程序使用Drools规则文件以声明方法表示上一节定义的业务规则。

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This gave the certainty that Drools will be set as an infrastructure in this sprint.

这肯定了Drools将作为本次冲刺的基础设施被搭建。

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However, when doing this you should be careful to avoid writing complex Java code in the Drools rules file.

但是，这样做时要小心，避免在Drools规则文件中编写复杂的Java代码。

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Although some backward-compatibility issues exist, this version's features make Drools even more attractive than before.

虽然现在还存在一些向后兼容性问题，但这个版本的特性让Drools比以前更有吸引力。

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A sample program that uses the Drools rules engine is provided with this article in a ZIP archive.

使用Drools规则的示例程序附带在本文的ZIP存档中。

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This is not a technical limitation of Drools.

这不是Drools的技术限制。

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Solving a simple problem using Drools gave a chance of hands on which boosted the confidence in the technology.

使用Drools解决简单问题使得有机会亲手实验，这增强了对于技术的信心。

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And as you've seen, Drools makes learning and using declarative programming quite easy for Java developers.

Drools使得学习和使用声明式编程对于Java开发人员来说相当容易。

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This article shows how to use Drools as part of the business logic layer in a sample Java application.

本文展示如何使用Drools作为示例Java应用程序中业务逻辑层的一部分。

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Analysis of Drools rules engine.

Drools规则引擎分析研究。

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As you've seen, Drools is a powerful and flexible rules engine implementation.

正如您所看到的，Drools是一种功能强大的灵活的规则引擎实现。

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The sample program uses the Drools rules engine to evaluate instances of the Machine class.

示例程序使用Drools规则引擎对Machine类的实例求值。

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Drools lets you express your business logic rules in a declarative way.

Drools允许使用声明方式表达业务逻辑。

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We are very communal and we like to dig in.

我们特别具有公共性而且喜欢扎堆。

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Dig in. I made' em myself.

这些是我亲自做的哦！

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I'm curious to dig in more about what you said.

我想进一步了解你刚刚讲的事。

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