StopWatchHolder: Holds Spring Stopwatch as static field and extends a next() method

StopWatchHolder.java

package de.siemering.gist;

import org.springframework.util.StopWatch;

public class SwHolder{

    private static StopWatch sw = new StopWatch();

    public static void start(String taskName) throws IllegalStateException {
        sw.start(taskName);
    }

    public static void next(String taskName) throws IllegalStateException {
        sw.stop();
        sw.start(taskName);
    }

    public static void stop() throws IllegalStateException {
        sw.stop();
    }

    public static double getTotalTimeSeconds() {
        return sw.getTotalTimeSeconds();
    }

    public static long getTotalTimeMillis() {
        return sw.getTotalTimeMillis();
    }

    public static String shortSummary() {
        return sw.shortSummary();
    }

    public static String prettyPrint() {
        return sw.prettyPrint();
    }
}