static JavaVersion get()

in src/main/java/org/apache/commons/lang3/JavaVersion.java [250:312]

• 63 lines of code
• 27 McCabe index (conditional complexity)

    static JavaVersion get(final String versionStr) {
        if (versionStr == null) {
            return null;
        }
        switch (versionStr) {
        case "0.9":
            return JAVA_0_9;
        case "1.1":
            return JAVA_1_1;
        case "1.2":
            return JAVA_1_2;
        case "1.3":
            return JAVA_1_3;
        case "1.4":
            return JAVA_1_4;
        case "1.5":
            return JAVA_1_5;
        case "1.6":
            return JAVA_1_6;
        case "1.7":
            return JAVA_1_7;
        case "1.8":
            return JAVA_1_8;
        case "9":
            return JAVA_9;
        case "10":
            return JAVA_10;
        case "11":
            return JAVA_11;
        case "12":
            return JAVA_12;
        case "13":
            return JAVA_13;
        case "14":
            return JAVA_14;
        case "15":
            return JAVA_15;
        case "16":
            return JAVA_16;
        case "17":
            return JAVA_17;
        case "18":
            return JAVA_18;
        case "19":
            return JAVA_19;
        case "20":
            return JAVA_20;
        case "21":
            return JAVA_21;
        default:
            final float v = toFloatVersion(versionStr);
            if ((v - 1.) < 1.) { // then we need to check decimals > .9
                final int firstComma = Math.max(versionStr.indexOf('.'), versionStr.indexOf(','));
                final int end = Math.max(versionStr.length(), versionStr.indexOf(',', firstComma));
                if (Float.parseFloat(versionStr.substring(firstComma + 1, end)) > .9f) {
                    return JAVA_RECENT;
                }
            } else if (v > 10) {
                return JAVA_RECENT;
            }
            return null;
        }
    }