Package org.drools.lang

Examples of org.drools.lang.DRLExpressions

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            DRLLexer lexer = new DRLLexer( new ANTLRStringStream( text ) );
            CommonTokenStream input = new CommonTokenStream( lexer );
            RecognizerSharedState state = new RecognizerSharedState();
            helper = new ParserHelper( input,
                                       state );
            DRLExpressions parser = new DRLExpressions( input, state, helper );
            parser.setBuildDescr( true );
            parser.setLeftMostExpr( null ); // setting initial value just in case
            BaseDescr expr = parser.conditionalOrExpression();
            if ( expr != null && !parser.hasErrors() ) {
                constraint = ConstraintConnectiveDescr.newAnd();
                constraint.addOrMerge( expr );
            }
        } catch ( RecognitionException e ) {
            helper.reportError( e );
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        try {
            DRLLexer lexer = getDRLLexer(new ANTLRStringStream(text), languageLevel);
            CommonTokenStream input = new CommonTokenStream( lexer );
            RecognizerSharedState state = new RecognizerSharedState();
            helper = new ParserHelper( input, state, languageLevel );
            DRLExpressions parser = getDRLExpressions( input, state, helper, languageLevel );
            parser.setBuildDescr( true );
            parser.setLeftMostExpr( null ); // setting initial value just in case
            BaseDescr expr = parser.conditionalOrExpression();
            if ( expr != null && !parser.hasErrors() ) {
                constraint = ConstraintConnectiveDescr.newAnd();
                constraint.addOrMerge( expr );
            }
        } catch ( RecognitionException e ) {
            helper.reportError( e );
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        try {
            DRLLexer lexer = getDRLLexer(new ANTLRStringStream(text), languageLevel);
            CommonTokenStream input = new CommonTokenStream( lexer );
            RecognizerSharedState state = new RecognizerSharedState();
            helper = new ParserHelper( input, state, languageLevel );
            DRLExpressions parser = getDRLExpressions( input, state, helper, languageLevel );
            parser.setBuildDescr( true );
            parser.setLeftMostExpr( null ); // setting initial value just in case
            BaseDescr expr = parser.conditionalOrExpression();
            if ( expr != null && !parser.hasErrors() ) {
                constraint = ConstraintConnectiveDescr.newAnd();
                constraint.addOrMerge( expr );
            }
        } catch ( RecognitionException e ) {
            helper.reportError( e );
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Related Classes of org.drools.lang.DRLExpressions

  • org.drools.compiler.DrlExprParser
  • org.drools.lang.descr.AnnotationDescr
  • org.drools.lang.descr.AtomicExprDescr
  • org.drools.lang.descr.BaseDescr
  • org.drools.lang.descr.BindingDescr
  • org.drools.lang.descr.ConstraintConnectiveDescr
  • org.drools.lang.descr.RelationalExprDescr
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