task.java

一个应用timer的小程序

package net.sujee.javatimer;

import net.sujee.javatimer.TimeSpent;
import java.util.Date;
import java.io.Serializable;

public class Task implements Serializable
{
   String mName, mDescription;
   Date mStartDate,
        mFinishDate,
        mLastModified;
   double mTimeSpent; // secs
   private boolean mAlive;

   private String BREAK = "\n";

   public Task (String name, String description)
   {
      mName = name;
      mDescription = description;

      mStartDate = new Date ();
      mLastModified = new Date ();
      mFinishDate = mLastModified;
      mAlive = false;
   }


   public void addTime (double secs)
   {
      mTimeSpent += secs;
      mLastModified = new Date ();
   }

   public TimeSpent getTime ()
   {
      long secs = (long) mTimeSpent;
      return new TimeSpent(secs);
   }

   public void resetTime ()
   {
      mTimeSpent = 0.0;
   }



   public boolean equals(Task t)
   {
      return ( mName.equals(t.mName) &&
               mDescription.equals(t.mDescription) &&
               (mTimeSpent == t.mTimeSpent)  );
   }

   public boolean isAlive ()
   {
      return mAlive;
   }

   public void setAlive (boolean flag)
   {
      mAlive = flag;
   }

   public String getName ()
   {
      return mName;
   }

   public String toString ()
   {
      return mName;
   }
   public String dump ()
   {
/*
       return new String ( "Name = " + mName + BREAK +
                           "Description = " + mDescription + BREAK +
                           "StartDate = " +  ( (mStartDate == null) ? "Unknown" :  mStartDate.toString()) + BREAK +
                           "FinishDate = " + ( (mFinishDate == null) ? "Unknown" : mFinishDate.toString()) + BREAK +
                           "LastModified = " + ( (mLastModified == null) ? "Unknown" :   mLastModified.toString() )+ BREAK +
                           "TimeSpent = " + mTimeSpent + BREAK);
*/
     return new String ( "Name = " + mName + BREAK +
                           "Description = " + mDescription + BREAK +
                           "StartDate = " +  mStartDate.toString() + BREAK +
                           "FinishDate = " +  mFinishDate.toString() + BREAK +
                           "LastModified = " + mLastModified.toString() + BREAK +
                           "TimeSpent = " + new TimeSpent (Math.round(mTimeSpent)).toString2() + BREAK);
   }

}