As the name common says, it uses map as fact input and groovy script as rule content to meet common rule engine usage. It fits the situation that you just want to write some dynamic rules to your DB, ...

I previously blogged on using JavaScript in Java. The same Java Specification Request that allows for JavaScript in Java, JSR 223 (“Scripting for the Java Platform”), allows for including ...

Groovy is a programming language that can seamlessly work together with Java. Groovy rules are written in Groovy, and so offer the most freedom compared to other rule types. Groovy rules can interact ...

While enjoying scripting language advantages offered by fellow scripting languages such as Ruby, Perl, and Python, Groovy also has access to the Java SDK and to classes like ByteOrder.