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Made interval manager use a synchronized int map in which to store its

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interval wrappers; fixed up javadocs.


git-svn-id: https://samskivert.googlecode.com/svn/trunk@761 6335cc39-0255-0410-8fd6-9bcaacd3b74c
This commit is contained in:
mdb
2002-05-24 21:32:29 +00:00
parent c172c41a15
commit eb88c5a4ef
1 changed files with 21 additions and 21 deletions
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projects/samskivert/src/java/com/samskivert/util/IntervalManager.java
+21 -21
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@@ -1,5 +1,5 @@
//
// $Id: IntervalManager.java,v 1.6 2002/05/23 23:37:50 ray Exp $
// $Id: IntervalManager.java,v 1.7 2002/05/24 21:32:29 mdb Exp $
//
// samskivert library - useful routines for java programs
// Copyright (C) 2001 Michael Bayne
@@ -26,12 +26,12 @@ import java.util.TimerTask;
import com.samskivert.Log;
/**
* Interval: can be used to register an object that is to be called once
* or repeatedly after an interval has expired.
*
* This now uses java.util.Timer to do all the actual scheduling, but we
* keep this front end because it is static (accessable anywhere)
* and because Interval is an interface, unlike TimerTask, which is an
* Can be used to register an object that is to be called once or
* repeatedly after an interval has expired. This now uses {@link Timer}
* to do all the actual scheduling, but we keep this front end because it
* is static (accessible anywhere), provides a single thread where
* disparate simple intervals can all run happily, and because {@link
* Interval} is an interface, unlike {@link TimerTask}, which is an
* abstract class.
*/
public class IntervalManager
@@ -45,8 +45,8 @@ public class IntervalManager
* @param recur if true, interval gets called every timeout until
* removed.
*
* @return an ID number that will passed to the intervalExpired method
* of i along with arg
* @return an ID number that will passed to the {@link
* Interval#intervalExpired} method of i along with arg
*/
public static int register (Interval i, long delay, Object arg,
boolean recur)
@@ -65,26 +65,23 @@ public class IntervalManager
/**
* Schedule the interval to be called repeatedly, but at a fixed delay
* instead of fixed rate.
* This means that the delay between executions will be the
* delay specified below plus the actual execution time it takes
* to run the interval's expire method.
* instead of fixed rate. This means that the delay between executions
* will be the delay specified below plus the actual execution time it
* takes to run the interval's expire method.
*/
public static int registerAtFixedDelay (Interval i, long delay, Object arg)
{
IntervalTask task = new IntervalTask(i, arg, true);
_hash.put(task.id, task);
_timer.schedule(task, delay, delay);
return task.id;
}
/**
* Non-recurring intervals are removed automatically after they are
* run! This method is only useful if you want to remove a recurring
* Interval or if you want to remove a non-recurring Interval before
* it gets run.
* run! This method is only useful if you want to remove a recurring
* {@link Interval} or if you want to remove a non-recurring {@link
* Interval} before it gets run.
*/
public static void remove (int id)
{
@@ -101,10 +98,12 @@ public class IntervalManager
protected static Timer _timer = new Timer(true);
/** Our registered intervals, indexed by id. */
protected static HashIntMap _hash = new HashIntMap();
protected static IntMap _hash =
Collections.synchronizedIntMap(new HashIntMap());
/**
* A class to adapt TimerTask to the smooth action of Interval.
* A class to adapt {@link TimerTask} to the smooth action of {@link
* Interval}.
*/
static class IntervalTask extends TimerTask
{
@@ -123,7 +122,8 @@ public class IntervalManager
/**
* Run the interval. It's synchronized so that if we someday have
* multiple threads, the same interval won't be called multiple times.
* multiple threads, the same interval won't be called multiple
* times.
*/
public void run ()
{