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root/jsr166/jsr166/src/main/java/util/concurrent/CancellableTask.java

Comparing jsr166/src/main/java/util/concurrent/CancellableTask.java (file contents):
Revision 1.20 by dl, Sat Oct 11 15:37:31 2003 UTC vs.
Revision 1.21 by dl, Sun Oct 12 21:05:28 2003 UTC

#	Line 84 | Line 84 | public class CancellableTask implements
84		((Thread)r).interrupt();
85		else
86		runnerUpdater.set(this, CANCELLED);
87	+
88	+	done();
89		return true;
90		}
91
#	Line 131 | Line 133 | public class CancellableTask implements
133		Object r = runner;
134		if (r == DONE || r == CANCELLED)
135		return;
136	<	if (runnerUpdater.compareAndSet(this, r, DONE))
136	>	if (runnerUpdater.compareAndSet(this, r, DONE)) {
137	>	done();
138		return;
139	+	}
140		}
141		}
142
#	Line 159 | Line 163 | public class CancellableTask implements
163		}
164
165		/**
166	+	* Protected method invoked when this task transitions to state
167	+	* <tt>isDone</tt> (whether normally or via cancellation). The
168	+	* default implementation does nothing.  Subclasses may override
169	+	* this method to invoke completion callbacks or perform
170	+	* bookkeeping. Note that you can query status inside the
171	+	* implementation of this method to determine whether this task
172	+	* has been cancelled.
173	+	*/
174	+	protected void done() { }
175	+
176	+	/**
177		* Reset the run state of this task to its initial state unless
178		* it has been cancelled. (Note that a cancelled task cannot be
179		* reset.)

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