Package org.drools.lang.api

Examples of org.drools.lang.api.AttributeDescrBuilder

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    /**
     * salience := SALIENCE conditionalExpression
     * @throws RecognitionException
     */
    private AttributeDescr salience() throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            // 'salience'
            match( input,
                   DRLLexer.ID,
                   DroolsSoftKeywords.SALIENCE,
                   null,
                   DroolsEditorType.KEYWORD );
            if ( state.failed ) return null;
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          DroolsSoftKeywords.SALIENCE,
                                          null );
            }

            boolean hasParen = input.LA( 1 ) == DRLLexer.LEFT_PAREN;
            int first = input.index();
            if ( hasParen ) {
                match( input,
                       DRLLexer.LEFT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }

            String value = conditionalExpression();
            if ( state.failed ) return null;

            if ( hasParen ) {
                match( input,
                       DRLLexer.RIGHT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }
            if ( state.backtracking == 0 ) {
                if ( hasParen ) {
                    value = input.toString( first,
                                            input.LT( -1 ).getTokenIndex() );
                }
                attribute.value( value );
                attribute.type( AttributeDescr.Type.EXPRESSION );
            }

        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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    /**
     * enabled := ENABLED conditionalExpression
     * @throws RecognitionException
     */
    private AttributeDescr enabled() throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            // 'enabled'
            match( input,
                   DRLLexer.ID,
                   DroolsSoftKeywords.ENABLED,
                   null,
                   DroolsEditorType.KEYWORD );
            if ( state.failed ) return null;
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          DroolsSoftKeywords.ENABLED,
                                          null );
            }

            boolean hasParen = input.LA( 1 ) == DRLLexer.LEFT_PAREN;
            int first = input.index();
            if ( hasParen ) {
                match( input,
                       DRLLexer.LEFT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }

            String value = conditionalExpression();
            if ( state.failed ) return null;

            if ( hasParen ) {
                match( input,
                       DRLLexer.RIGHT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }
            if ( state.backtracking == 0 ) {
                if ( hasParen ) {
                    value = input.toString( first,
                                            input.LT( -1 ).getTokenIndex() );
                }
                attribute.value( value );
                attribute.type( AttributeDescr.Type.EXPRESSION );
            }

        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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     * booleanAttribute := attributeKey (BOOLEAN)?
     * @param key
     * @throws RecognitionException
     */
    private AttributeDescr booleanAttribute( String[] key ) throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            StringBuilder builder = new StringBuilder();
            for ( String k : key ) {
                if ( "-".equals( k ) ) {
                    match( input,
                           DRLLexer.MINUS,
                           k,
                           null,
                           DroolsEditorType.KEYWORD ); // part of the keyword
                    if ( state.failed ) return null;
                } else {
                    match( input,
                           DRLLexer.ID,
                           k,
                           null,
                           DroolsEditorType.KEYWORD );
                    if ( state.failed ) return null;
                }
                builder.append( k );
            }
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          builder.toString(),
                                          null );
            }

            String value = "true";
            if ( input.LA( 1 ) == DRLLexer.BOOL ) {
                Token bool = match( input,
                                    DRLLexer.BOOL,
                                    null,
                                    null,
                                    DroolsEditorType.KEYWORD );
                if ( state.failed ) return null;
                value = bool.getText();
            }
            if ( state.backtracking == 0 ) {
                attribute.value( value );
                attribute.type( AttributeDescr.Type.BOOLEAN );
            }
        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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     * stringAttribute := attributeKey STRING
     * @param key
     * @throws RecognitionException
     */
    private AttributeDescr stringAttribute( String[] key ) throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            StringBuilder builder = new StringBuilder();
            for ( String k : key ) {
                if ( "-".equals( k ) ) {
                    match( input,
                           DRLLexer.MINUS,
                           k,
                           null,
                           DroolsEditorType.KEYWORD ); // part of the keyword
                    if ( state.failed ) return null;
                } else {
                    match( input,
                           DRLLexer.ID,
                           k,
                           null,
                           DroolsEditorType.KEYWORD );
                    if ( state.failed ) return null;
                }
                builder.append( k );
            }
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          builder.toString(),
                                          null );
            }

            Token value = match( input,
                                 DRLLexer.STRING,
                                 null,
                                 null,
                                 DroolsEditorType.STRING_CONST );
            if ( state.failed ) return null;
            if ( state.backtracking == 0 ) {
                attribute.value( StringUtils.unescapeJava( safeStripStringDelimiters( value.getText() ) ) );
                attribute.type( AttributeDescr.Type.STRING );
            }
        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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     * stringListAttribute := attributeKey STRING (COMMA STRING)*
     * @param key
     * @throws RecognitionException
     */
    private AttributeDescr stringListAttribute( String[] key ) throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            StringBuilder builder = new StringBuilder();
            for ( String k : key ) {
                if ( "-".equals( k ) ) {
                    match( input,
                           DRLLexer.MINUS,
                           k,
                           null,
                           DroolsEditorType.KEYWORD ); // part of the keyword
                    if ( state.failed ) return null;
                } else {
                    match( input,
                           DRLLexer.ID,
                           k,
                           null,
                           DroolsEditorType.KEYWORD );
                    if ( state.failed ) return null;
                }
                builder.append( k );
            }
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          builder.toString(),
                                          null );
            }

            builder = new StringBuilder();
            builder.append( "[ " );
            Token value = match( input,
                                 DRLLexer.STRING,
                                 null,
                                 null,
                                 DroolsEditorType.STRING_CONST );
            if ( state.failed ) return null;
            builder.append( value.getText() );

            while ( input.LA( 1 ) == DRLLexer.COMMA ) {
                match( input,
                       DRLLexer.COMMA,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
                builder.append( ", " );
                value = match( input,
                               DRLLexer.STRING,
                               null,
                               null,
                               DroolsEditorType.STRING_CONST );
                if ( state.failed ) return null;
                builder.append( value.getText() );
            }
            builder.append( " ]" );
            if ( state.backtracking == 0 ) {
                attribute.value( builder.toString() );
                attribute.type( AttributeDescr.Type.LIST );
            }
        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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     * intOrChunkAttribute := attributeKey (DECIMAL | parenChunk)
     * @param key
     * @throws RecognitionException
     */
    private AttributeDescr intOrChunkAttribute( String[] key ) throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            StringBuilder builder = new StringBuilder();
            for ( String k : key ) {
                if ( "-".equals( k ) ) {
                    match( input,
                           DRLLexer.MINUS,
                           k,
                           null,
                           DroolsEditorType.KEYWORD ); // part of the keyword
                    if ( state.failed ) return null;
                } else {
                    match( input,
                           DRLLexer.ID,
                           k,
                           null,
                           DroolsEditorType.KEYWORD );
                    if ( state.failed ) return null;
                }
                builder.append( k );
            }
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          builder.toString(),
                                          null );
            }

            if ( input.LA( 1 ) == DRLLexer.LEFT_PAREN ) {
                String value = chunk( DRLLexer.LEFT_PAREN,
                                      DRLLexer.RIGHT_PAREN,
                                      -1 );
                if ( state.failed ) return null;
                if ( state.backtracking == 0 ) {
                    attribute.value( safeStripDelimiters( value, "(", ")" ) );
                    attribute.type( AttributeDescr.Type.EXPRESSION );
                }
            } else {
                String value = "";
                if ( input.LA( 1 ) == DRLLexer.PLUS ) {
                    Token sign = match( input,
                                        DRLLexer.PLUS,
                                        null,
                                        null,
                                        DroolsEditorType.NUMERIC_CONST );
                    if ( state.failed ) return null;
                    value += sign.getText();
                } else if ( input.LA( 1 ) == DRLLexer.MINUS ) {
                    Token sign = match( input,
                                        DRLLexer.MINUS,
                                        null,
                                        null,
                                        DroolsEditorType.NUMERIC_CONST );
                    if ( state.failed ) return null;
                    value += sign.getText();
                }
                Token nbr = match( input,
                                   DRLLexer.DECIMAL,
                                   null,
                                   null,
                                   DroolsEditorType.NUMERIC_CONST );
                if ( state.failed ) return null;
                value += nbr.getText();
                if ( state.backtracking == 0 ) {
                    attribute.value( value );
                    attribute.type( AttributeDescr.Type.NUMBER );
                }
            }
        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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                pushParaphrases( DroolsParaphraseTypes.QUERY );
                beginSentence( DroolsSentenceType.QUERY );
                setStart( query );
                return (T) query;
            } else if ( AttributeDescrBuilder.class.isAssignableFrom( clazz ) ) {
                AttributeDescrBuilder attribute = ((AttributeSupportBuilder) builderContext.peek()).attribute( param );
                pushBuilderContext( attribute );
                setStart( attribute );
                return (T) attribute;
            } else if ( EvalDescrBuilder.class.isAssignableFrom( clazz ) ) {
                EvalDescrBuilder< ? > eval = ((CEDescrBuilder< ? , ? >) builderContext.peek()).eval();
View Full Code Here
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     * intOrChunkAttribute := attributeKey (DECIMAL | parenChunk)
     * @param key
     * @throws RecognitionException
     */
    private AttributeDescr intOrChunkAttribute( String[] key ) throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            StringBuilder builder = new StringBuilder();
            for ( String k : key ) {
                if ( "-".equals( k ) ) {
                    match( input,
                           DRLLexer.MINUS,
                           k,
                           null,
                           DroolsEditorType.KEYWORD ); // part of the keyword
                    if ( state.failed ) return null;
                } else {
                    match( input,
                           DRLLexer.ID,
                           k,
                           null,
                           DroolsEditorType.KEYWORD );
                    if ( state.failed ) return null;
                }
                builder.append( k );
            }
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          builder.toString(),
                                          null );
            }

            if ( input.LA( 1 ) == DRLLexer.LEFT_PAREN ) {
                String value = chunk( DRLLexer.LEFT_PAREN,
                                      DRLLexer.RIGHT_PAREN,
                                      -1 );
                if ( state.failed ) return null;
                if ( state.backtracking == 0 ) {
                    attribute.value( safeStripDelimiters( value, "(", ")" ) );
                    attribute.type( AttributeDescr.Type.EXPRESSION );
                }
            } else {
                String value = "";
                if ( input.LA( 1 ) == DRLLexer.PLUS ) {
                    Token sign = match( input,
                                        DRLLexer.PLUS,
                                        null,
                                        null,
                                        DroolsEditorType.NUMERIC_CONST );
                    if ( state.failed ) return null;
                    value += sign.getText();
                } else if ( input.LA( 1 ) == DRLLexer.MINUS ) {
                    Token sign = match( input,
                                        DRLLexer.MINUS,
                                        null,
                                        null,
                                        DroolsEditorType.NUMERIC_CONST );
                    if ( state.failed ) return null;
                    value += sign.getText();
                }
                Token nbr = match( input,
                                   DRLLexer.DECIMAL,
                                   null,
                                   null,
                                   DroolsEditorType.NUMERIC_CONST );
                if ( state.failed ) return null;
                value += nbr.getText();
                if ( state.backtracking == 0 ) {
                    attribute.value( value );
                    attribute.type( AttributeDescr.Type.NUMBER );
                }
            }
        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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    /**
     * salience := SALIENCE conditionalExpression
     * @throws RecognitionException
     */
    private AttributeDescr salience() throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            // 'salience'
            match( input,
                   DRLLexer.ID,
                   DroolsSoftKeywords.SALIENCE,
                   null,
                   DroolsEditorType.KEYWORD );
            if ( state.failed ) return null;
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          DroolsSoftKeywords.SALIENCE,
                                          null );
            }

            boolean hasParen = input.LA( 1 ) == DRLLexer.LEFT_PAREN;
            int first = input.index();
            if ( hasParen ) {
                match( input,
                       DRLLexer.LEFT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }

            String value = conditionalExpression();
            if ( state.failed ) return null;

            if ( hasParen ) {
                match( input,
                       DRLLexer.RIGHT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }
            if ( state.backtracking == 0 ) {
                if ( hasParen ) {
                    value = input.toString( first,
                                            input.LT( -1 ).getTokenIndex() );
                }
                attribute.value( value );
                attribute.type( AttributeDescr.Type.EXPRESSION );
            }

        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
View Full Code Here
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    /**
     * enabled := ENABLED conditionalExpression
     * @throws RecognitionException
     */
    private AttributeDescr enabled() throws RecognitionException {
        AttributeDescrBuilder attribute = null;
        try {
            // 'enabled'
            match( input,
                   DRLLexer.ID,
                   DroolsSoftKeywords.ENABLED,
                   null,
                   DroolsEditorType.KEYWORD );
            if ( state.failed ) return null;
            if ( state.backtracking == 0 ) {
                attribute = helper.start( AttributeDescrBuilder.class,
                                          DroolsSoftKeywords.ENABLED,
                                          null );
            }

            boolean hasParen = input.LA( 1 ) == DRLLexer.LEFT_PAREN;
            int first = input.index();
            if ( hasParen ) {
                match( input,
                       DRLLexer.LEFT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }

            String value = conditionalExpression();
            if ( state.failed ) return null;

            if ( hasParen ) {
                match( input,
                       DRLLexer.RIGHT_PAREN,
                       null,
                       null,
                       DroolsEditorType.SYMBOL );
                if ( state.failed ) return null;
            }
            if ( state.backtracking == 0 ) {
                if ( hasParen ) {
                    value = input.toString( first,
                                            input.LT( -1 ).getTokenIndex() );
                }
                attribute.value( value );
                attribute.type( AttributeDescr.Type.EXPRESSION );
            }

        } finally {
            if ( attribute != null ) {
                helper.end( AttributeDescrBuilder.class,
                            null );
            }
        }
        return attribute != null ? attribute.getDescr() : null;
    }
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Related Classes of org.drools.lang.api.AttributeDescrBuilder

  • org.drools.lang.DRLParser
  • org.drools.lang.ParserHelper
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