จับเวลาการทำงานโปรแกรมด้วย Stopwatch Google Guava : java

maven dependencie

        
<dependency>
    <groupId>com.google.guava</groupId>
    <artifactId>guava</artifactId>
    <version>12.0</version>
</dependency>

java code

import com.google.common.base.Stopwatch;
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    Stopwatch stopwatch = new Stopwatch();
    stopwatch.start();

    //process or java code statements
    ...
    ...
    ...

    stopwatch.stop();
    LOG.debug("total time is {} minutes",stopwatch.elapsedTime(TimeUnit.MINUTES));
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