MockTimeSink.java.

Uncle Bob's Agile Development Corner
OBSERVER—Evolving into a pattern, Part 2
by Robert C. Martin
Listing 12. MockTimeSink.java.


public class MockTimeSink implements Observer
{
    private int itsHours;
    private int itsMinutes;
    private int itsSeconds;
    private TimeSource itsSource;

    public MockTimeSink(TimeSource source)
    {
        itsSource = source;
    }

    public int getSeconds()
    {
        return itsSeconds;
    }

    public int getMinutes()
    {
        return itsMinutes;
    }

    public int getHours()
    {
        return itsHours;
    }

    public void update()
    {
        itsHours = itsSource.getHours();
        itsMinutes = itsSource.getMinutes();
        itsSeconds = itsSource.getSeconds();
    }
}

About the Author

Robert C. Martin is president of Object Mentor Inc., a firm that offers high-level, OO software design consulting, training, and development services. He is the author of Designing Object Oriented C++ Applications Using the Booch Method. He can be contacted at rmartin@objectmentor.com.

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