Java规则引擎——Drools的介绍及应用.pdf

26 6 Vol. 26 No.6 2005 11 MICROCOMPUIER APPLICAT IONS Nov. 2005 Java ) ) ) Drools 刘 伟 ( 230026) :规则引擎技术是一项很有吸引力的技术首先介绍了规则引擎的相关概念及其实现原理然后 点介 绍了Java 规则引擎技术的规范和 一个采用 ML 和java 语言实现的规则引擎) ) ) Drools最后给出了利用Drools 解 决实际问题的范例并探讨了该技术的不足和发展前景 :, JSR94, Drools Introduction and Implementation of Drools ) ) ) a Rule Engine Based Java LIU Wei ( Univ of Sci T ech of China, Hefei, 230026, China) Abstract: Rule Engine is a magnetic technology in the area of software developing now . In this paper, firstly, the concept and implementing principle of Rule Engine is introduced, and then JSR94, the Java programing specification of Rale Engine is presented. As a product of Java Rule Engine, Drools, is emphasized smbsequently. providing an actual example, the paper describes the details of the usage of Drods finally. Keywords: Rule Engine, JSR94 Drools ( Antecedent) :(Left Java , - hand- side, LHS) , , , , ( Consequent) : ( Right- hand side, RHS) , : , Java , ( Inference engine) : (RBES) RBES 1 , , : , , ( pattern matcher) : , ,