protected void parsePreserveAspectRatio()

in batik-parser/src/main/java/org/apache/batik/parser/PreserveAspectRatioParser.java [81:342]
256 lines of code
45 McCabe index (conditional complexity)

    protected void parsePreserveAspectRatio()
        throws ParseException, IOException {
        preserveAspectRatioHandler.startPreserveAspectRatio();

        align: switch (current) {
        case 'n':
            current = reader.read();
            if (current != 'o') {
                reportCharacterExpectedError( 'o',current );
                skipIdentifier();
                break align;
            }
            current = reader.read();
            if (current != 'n') {
                reportCharacterExpectedError( 'o',current );
                skipIdentifier();
                break align;
            }
            current = reader.read();
            if (current != 'e') {
                reportCharacterExpectedError( 'e',current );
                skipIdentifier();
                break align;
            }
            current = reader.read();
            skipSpaces();
            preserveAspectRatioHandler.none();
            break;

        case 'x':
            current = reader.read();
            if (current != 'M') {
                reportCharacterExpectedError( 'M',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            switch (current) {
            case 'a':
                current = reader.read();
                if (current != 'x') {
                    reportCharacterExpectedError( 'x',current );
                    skipIdentifier();
                    break align;
                }
                current = reader.read();
                if (current != 'Y') {
                    reportCharacterExpectedError( 'Y',current );
                    skipIdentifier();
                    break align;
                }
                current = reader.read();
                if (current != 'M') {
                    reportCharacterExpectedError( 'M',current );
                    skipIdentifier();
                    break align;
                }
                current = reader.read();
                switch (current) {
                case 'a':
                    current = reader.read();
                    if (current != 'x') {
                        reportCharacterExpectedError( 'x',current );
                        skipIdentifier();
                        break align;
                    }
                    preserveAspectRatioHandler.xMaxYMax();
                    current = reader.read();
                    break;
                case 'i':
                    current = reader.read();
                    switch (current) {
                    case 'd':
                        preserveAspectRatioHandler.xMaxYMid();
                        current = reader.read();
                        break;
                    case 'n':
                        preserveAspectRatioHandler.xMaxYMin();
                        current = reader.read();
                        break;
                    default:
                        reportUnexpectedCharacterError( current );
                        skipIdentifier();
                        break align;
                    }
                }
                break;
            case 'i':
                current = reader.read();
                switch (current) {
                case 'd':
                    current = reader.read();
                    if (current != 'Y') {
                        reportCharacterExpectedError( 'Y',current );
                        skipIdentifier();
                        break align;
                    }
                    current = reader.read();
                    if (current != 'M') {
                        reportCharacterExpectedError( 'M',current );
                        skipIdentifier();
                        break align;
                    }
                    current = reader.read();
                    switch (current) {
                    case 'a':
                        current = reader.read();
                        if (current != 'x') {
                            reportCharacterExpectedError( 'x',current );
                            skipIdentifier();
                            break align;
                        }
                        preserveAspectRatioHandler.xMidYMax();
                        current = reader.read();
                        break;
                    case 'i':
                        current = reader.read();
                        switch (current) {
                        case 'd':
                            preserveAspectRatioHandler.xMidYMid();
                            current = reader.read();
                            break;
                        case 'n':
                            preserveAspectRatioHandler.xMidYMin();
                            current = reader.read();
                            break;
                        default:
                            reportUnexpectedCharacterError( current );
                            skipIdentifier();
                            break align;
                        }
                    }
                    break;
                case 'n':
                    current = reader.read();
                    if (current != 'Y') {
                        reportCharacterExpectedError( 'Y',current );
                        skipIdentifier();
                        break align;
                    }
                    current = reader.read();
                    if (current != 'M') {
                        reportCharacterExpectedError( 'M',current );
                        skipIdentifier();
                        break align;
                    }
                    current = reader.read();
                    switch (current) {
                    case 'a':
                        current = reader.read();
                        if (current != 'x') {
                            reportCharacterExpectedError( 'x',current );
                            skipIdentifier();
                            break align;
                        }
                        preserveAspectRatioHandler.xMinYMax();
                        current = reader.read();
                        break;
                    case 'i':
                        current = reader.read();
                        switch (current) {
                        case 'd':
                            preserveAspectRatioHandler.xMinYMid();
                            current = reader.read();
                            break;
                        case 'n':
                            preserveAspectRatioHandler.xMinYMin();
                            current = reader.read();
                            break;
                        default:
                            reportUnexpectedCharacterError( current );
                            skipIdentifier();
                            break align;
                        }
                    }
                    break;
                default:
                    reportUnexpectedCharacterError( current );
                    skipIdentifier();
                    break align;
                }
                break;
            default:
                reportUnexpectedCharacterError( current );
                skipIdentifier();
            }
            break;
        default:
            if (current != -1) {
                reportUnexpectedCharacterError( current );
                skipIdentifier();
            }
        }

        skipCommaSpaces();

        switch (current) {
        case 'm':
            current = reader.read();
            if (current != 'e') {
                reportCharacterExpectedError( 'e',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            if (current != 'e') {
                reportCharacterExpectedError( 'e',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            if (current != 't') {
                reportCharacterExpectedError( 't',current );
                skipIdentifier();
                break;
            }
            preserveAspectRatioHandler.meet();
            current = reader.read();
            break;
        case 's':
            current = reader.read();
            if (current != 'l') {
                reportCharacterExpectedError( 'l',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            if (current != 'i') {
                reportCharacterExpectedError( 'i',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            if (current != 'c') {
                reportCharacterExpectedError( 'c',current );
                skipIdentifier();
                break;
            }
            current = reader.read();
            if (current != 'e') {
                reportCharacterExpectedError( 'e',current );
                skipIdentifier();
                break;
            }
            preserveAspectRatioHandler.slice();
            current = reader.read();
            break;
        default:
            if (current != -1) {
                reportUnexpectedCharacterError( current );
                skipIdentifier();
            }
        }

        skipSpaces();
        if (current != -1) {
            reportError("end.of.stream.expected",
                        new Object[] {current});
        }

        preserveAspectRatioHandler.endPreserveAspectRatio();
    }