int leftToRightThenRightToLeftProcessing()

in src/main/java/org/apache/commons/codec/language/MatchRatingApproachEncoder.java [302:348]

• 33 lines of code
• 6 McCabe index (conditional complexity)

    int leftToRightThenRightToLeftProcessing(final String name1, final String name2) {
        final char[] name1Char = name1.toCharArray();
        final char[] name2Char = name2.toCharArray();

        final int name1Size = name1.length() - 1;
        final int name2Size = name2.length() - 1;

        String name1LtRStart = EMPTY;
        String name1LtREnd = EMPTY;

        String name2RtLStart = EMPTY;
        String name2RtLEnd = EMPTY;

        for (int i = 0; i < name1Char.length; i++) {
            if (i > name2Size) {
                break;
            }

            name1LtRStart = name1.substring(i, i + 1);
            name1LtREnd = name1.substring(name1Size - i, name1Size - i + 1);

            name2RtLStart = name2.substring(i, i + 1);
            name2RtLEnd = name2.substring(name2Size - i, name2Size - i + 1);

            // Left to right...
            if (name1LtRStart.equals(name2RtLStart)) {
                name1Char[i] = ' ';
                name2Char[i] = ' ';
            }

            // Right to left...
            if (name1LtREnd.equals(name2RtLEnd)) {
                name1Char[name1Size - i] = ' ';
                name2Char[name2Size - i] = ' ';
            }
        }

        // Char arrays -> string & remove extraneous space
        final String strA = new String(name1Char).replaceAll("\\s+", EMPTY);
        final String strB = new String(name2Char).replaceAll("\\s+", EMPTY);

        // Final bit - subtract the longest string from 6 and return this int value
        if (strA.length() > strB.length()) {
            return Math.abs(6 - strA.length());
        }
        return Math.abs(6 - strB.length());
    }