How to use

setValue

method

in

org.drools.guvnor.models.commons.shared.rule.DSLVariableValue

private DSLVariableValue visitDSLVariableValue( DSLVariableValue value ) {
  DSLVariableValue clone = new DSLVariableValue();
  clone.setValue( value.getValue() );
  return clone;
}

private DSLSentence toDSLSentence( List<String> dslPatterns,
                  String dslLine ) {
  DSLSentence dslSentence = new DSLSentence();
  for ( String dslPattern : dslPatterns ) {
    String regex = dslPattern.replaceAll( "\\{\\s*[\\:\\.\\w]+\\s*\\}", "(.*)" );
    Matcher m = Pattern.compile( regex ).matcher( dslLine );
    if ( m.matches() ) {
      dslSentence.setDefinition( dslPattern );
      for ( int i = 0; i < m.groupCount(); i++ ) {
        dslSentence.getValues().get( i ).setValue( m.group( i + 1 ) );
      }
      return dslSentence;
    }
  }
  dslSentence.setDefinition( dslLine );
  return dslSentence;
}

@Test
public void testDSLExpansionLHS() {
  final String dslDefinition = "The credit rating is {rating:ENUM:Applicant.creditRating}";
  final String drlExpected =
      "rule \"r1\"\n" +
          "dialect \"mvel\"\n" +
          "when\n" +
          "The credit rating is AA\n" +
          "then\n" +
          "end";
  final DSLSentence dsl = new DSLSentence();
  dsl.setDefinition( dslDefinition );
  //The following line is normally performed by the UI when the user sets values
  dsl.getValues().get( 0 ).setValue( "AA" );
  //Append DSL to RuleModel to check marshalling
  final RuleModel m = new RuleModel();
  m.name = "r1";
  m.addLhsItem( dsl );
  final String drlActual = brlPersistence.marshal( m );
  assertEqualsIgnoreWhitespace( drlExpected,
                 drlActual );
}

dsl.getValues().get( 0 ).setValue( "AA" );