public AttributeDescr attribute()

in drools-drl/drools-drl-parser/src/main/java/org/drools/drl/parser/lang/DRL6StrictParser.java [1550:1656]
107 lines of code
41 McCabe index (conditional complexity)

    public AttributeDescr attribute(AttributeSupportBuilder<?> as) {
        AttributeDescr attribute = null;
        try {
            if (state.backtracking == 0 && input.LA(1) != DRL6Lexer.EOF) {
                helper.emit(Location.LOCATION_RULE_HEADER_KEYWORD);
            }
            if (helper.validateIdentifierKey(DroolsSoftKeywords.SALIENCE)) {
                attribute = salience(as);
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.ENABLED)) {
                attribute = enabled(as);
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.NO) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.LOOP)) {
                attribute = booleanAttribute(as,
                        new String[]{DroolsSoftKeywords.NO, "-", DroolsSoftKeywords.LOOP});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.AUTO) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.FOCUS)) {
                attribute = booleanAttribute(as,
                        new String[]{DroolsSoftKeywords.AUTO, "-", DroolsSoftKeywords.FOCUS});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.LOCK) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.ON) &&
                    helper.validateLT(4,
                            "-") &&
                    helper.validateLT(5,
                            DroolsSoftKeywords.ACTIVE)) {
                attribute = booleanAttribute(as,
                        new String[]{DroolsSoftKeywords.LOCK, "-", DroolsSoftKeywords.ON, "-", DroolsSoftKeywords.ACTIVE});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.REFRACT)) {
                attribute = booleanAttribute(as,
                        new String[]{DroolsSoftKeywords.REFRACT});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.DIRECT)) {
                attribute = booleanAttribute(as,
                        new String[]{DroolsSoftKeywords.DIRECT});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.AGENDA) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.GROUP)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.AGENDA, "-", DroolsSoftKeywords.GROUP});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.ACTIVATION) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.GROUP)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.ACTIVATION, "-", DroolsSoftKeywords.GROUP});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.RULEFLOW) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.GROUP)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.RULEFLOW, "-", DroolsSoftKeywords.GROUP});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.DATE) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.EFFECTIVE)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.DATE, "-", DroolsSoftKeywords.EFFECTIVE});
                if (attribute != null) {
                    attribute.setType(AttributeDescr.Type.DATE);
                } else {
                    throw new RecognitionException();
                }
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.DATE) &&
                    helper.validateLT(2,
                            "-") &&
                    helper.validateLT(3,
                            DroolsSoftKeywords.EXPIRES)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.DATE, "-", DroolsSoftKeywords.EXPIRES});
                if (attribute != null) {
                    attribute.setType(AttributeDescr.Type.DATE);
                } else {
                    throw new RecognitionException();
                }
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.DIALECT)) {
                attribute = stringAttribute(as,
                        new String[]{DroolsSoftKeywords.DIALECT});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.CALENDARS)) {
                attribute = stringListAttribute(as,
                        new String[]{DroolsSoftKeywords.CALENDARS});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.TIMER)) {
                attribute = intOrChunkAttribute(as,
                        new String[]{DroolsSoftKeywords.TIMER});
            } else if (helper.validateIdentifierKey(DroolsSoftKeywords.DURATION)) {
                attribute = intOrChunkAttribute(as,
                        new String[]{DroolsSoftKeywords.DURATION});
            }
            if (state.backtracking == 0) {
                helper.emit(Location.LOCATION_RULE_HEADER);
            }
        } catch (RecognitionException re) {
            reportError(re);
        }
        return attribute;
    }