private static boolean simpleWildcardMatch()

in aws-xray-recorder-sdk-core/src/main/java/com/amazonaws/xray/entities/SearchPattern.java [106:135]

• 26 lines of code
• 7 McCabe index (conditional complexity)

    private static boolean simpleWildcardMatch(String pattern, String text) {
        int j = 0;
        int patternLength = pattern.length();
        int textLength = text.length();
        for (int i = 0; i < patternLength; i++) {
            char p = pattern.charAt(i);
            if (p == '*') {
                // Presumption for this method is that globs only occur at end
                return true;
            } else if (p == '?') {
                if (j == textLength) {
                    return false; // No character to match
                }
                j++;
            } else {
                if (j >= textLength) {
                    return false;
                }
                char t = text.charAt(j);
                if (p != t) {
                    return false;
                }
                j++;
            }
        }
        // Ate up all the pattern and didn't end at a glob, so a match will have consumed all
        // the text
        return j == textLength;

    }