A Spreadsheet decision tables does not convert to a DRL file correctly when a Function is being used in the RuleTable constraints in RHDM

Solution Verified - Updated -

Issue

  • A spreadsheet is being used for creating a “Spreadsheet decision tables” asset. This spreadsheet contains a “Function” and has some rules. These rules use the “Function” in the constraints. When this XLSX Decision Table is converted to a “Guided Decision Table”, the constraints are missing the “Function” calls. Surprisingly if the “Function” call is used in a System.out.println statement, the generated DRL correctly contains it.

    A wrongly generated DRL rule

    rule "Row 3 Hello RuleTable"
                    dialect "mvel"
                    when
                                    $person : Person( gender == "Female" , married == true )
                    then
                                    $person.setHelloMsg( "Miss" );
                                    System.out.println(hello($person.getName(), "Miss", "how are you         doing"));
    end
    

    Expected correct DRL rule

    rule "Row 3 Hello RuleTable  DRL"
                    dialect "mvel"
                    when
                                    $person : Person( gender == "Female" , married == true )
                    then
                                    $person.setHelloMsg( hello($person.getName(), "Miss", "how are you doing") );
                                    System.out.println(hello($person.getName(), "Miss", "how are you doing"));
    end
    

Environment

  • Red Hat Decision Manager (RHDM)
    • 7.5.0

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