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root/jsr166/jsr166/src/jsr166y/RecursiveAction.java

Comparing jsr166/src/jsr166y/RecursiveAction.java (file contents):
Revision 1.4 by jsr166, Mon Jul 20 22:40:09 2009 UTC vs.
Revision 1.6 by jsr166, Wed Jul 22 01:36:51 2009 UTC

#	Line 10 | Line 10 | package jsr166y;
10		* Recursive resultless ForkJoinTasks. This class establishes
11		* conventions to parameterize resultless actions as {@code Void}
12		* ForkJoinTasks. Because {@code null} is the only valid value of
13	<	* {@code Void}, methods such as join always return {@code null}
13	>	* type {@code Void}, methods such as join always return {@code null}
14		* upon completion.
15		*
16		* <p><b>Sample Usages.</b> Here is a sketch of a ForkJoin sort that
#	Line 118 | Line 118 | package jsr166y;
118		*     result = sum;
119		*   }
120		* }}</pre>
121	+	*
122	+	* @since 1.7
123	+	* @author Doug Lea
124		*/
125		public abstract class RecursiveAction extends ForkJoinTask<Void> {
126
#	Line 127 | Line 130 | public abstract class RecursiveAction ex
130		protected abstract void compute();
131
132		/**
133	<	* Always returns null
133	>	* Always returns null.
134		*/
135		public final Void getRawResult() { return null; }
136
#	Line 137 | Line 140 | public abstract class RecursiveAction ex
140		protected final void setRawResult(Void mustBeNull) { }
141
142		/**
143	<	* Implements execution conventions for RecursiveActions
143	>	* Implements execution conventions for RecursiveActions.
144		*/
145		protected final boolean exec() {
146		compute();

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