How do I comment a DRL file?

Comments in Rules

The special characters, # or //, can be used to mark single-line comments.

Read more

And another question, what is drl file in java?

drl text files These DRL files can be found here The source from which all other rule assets in Decision Central are ultimately rendered You can create and manage DRL file using the Decision Central interface or externally using Red Hat Developer Studio or Java objects or Maven archetypes. How do you write Drools rules? Rule Definition - It includes the Rule Name, the Condition, and the Consequence Keywords for Drools are rule, when and then, and end. The rule names in the above example are "Hello World" (or "GoodBye") The when part in the rules is the condition, and the then part the consequence.

What is drool Rule Engine?

Drools Rule engine is A rule-based approach to implement an Expert System in Drools software The Rule engine offers Expert systems, which are knowledge-based systems that assist you in making decisions such as what to do and how. It gathers knowledge and makes it available for reasoning. What are drools in Java? Drools are A Business Rules Management System (BRMS), solution It includes a core Business Rules Engine, a web authoring and rule management application (Drools Workbench), full runtime support of Decision Model and Notation models at Conformance Level 3 and an Eclipse IDE plugin to core development.

Correspondingly, what is lock on active in drools?

Drools has a handy attribute that we can use to lock-on-active in complex-loop situations. This attribute is described as A "Stronger Version of No-Loop" " could be used in Drools' documentation to avoid endless execution loops involving one or several rules. Moreover, how do i compare strings in drools? comparing String valued fields in Drool 5.5

1. not (name == $n1)
2. (name == $n1)
3. name. toString() = $n1. toString()
4. name == $p1. getName()

What is activation group in drools?

The activation-group is A reserved keyword in the drools.drl file A particular activation-group can have one or more rules. Rules belonging to an activation-group work in the same way as the "if..else..else" block of Java. Only one rule can fire in an activation group at a given time. What is the difference between jBPM and drools? jBPM does not function as a rule engine. It is a workflow engine. Drools can be described as a rule engine Drools is the right tool for you. If you need rules-based workflows, Drools or jBPM can be integrated very well.

What is rule engine in Python?

The Rule Engine is This is to allow developers to filter Python objects using a "rule", which can be specified by them or an end user. The Rule Engine uses Python string expressions in a customized language to define its "rules". Although the syntax used by Rule Engine is similar to Python, it borrows some features of Ruby.