public static String getShortLevelName(int logLevel) {
        String levelName;
        switch (logLevel) {
            case VERBOSE:
                levelName = "V";
                break;
            case DEBUG:
                levelName = "D";
                break;
            case INFO:
                levelName = "I";
                break;
            case WARN:
                levelName = "W";
                break;
            case ERROR:
                levelName = "E";
                break;
            default:
                if (logLevel < VERBOSE) {
                    levelName = "V-" + (VERBOSE - logLevel);
                } else {
                    levelName = "E+" + (logLevel - ERROR);
                }
                break;
        }
        return levelName;
    }
Get a short name representing the specified log level.
<p>
The returned name may be<br>
Level less than {@link LogLevel#VERBOSE}: "V-N", N means levels below
{@link LogLevel#VERBOSE}<br>
{@link LogLevel#VERBOSE}: "V"<br>
{@link LogLevel#DEBUG}: "D"<br>
{@link LogLevel#INFO}: "I"<br>
{@link LogLevel#WARN}: "W"<br>
{@link LogLevel#ERROR}: "E"<br>
Level greater than {@link LogLevel#ERROR}: "E+N", N means levels above
{@link LogLevel#ERROR}

@param logLevel the log level to get short name for
@return the short name
android/android_framework/base/src/main/java/com/elvishew/xlog/LogLevel.java