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root/jsr166/jsr166/src/jsr166y/LinkedTransferQueue.java

Comparing jsr166/src/jsr166y/LinkedTransferQueue.java (file contents):
Revision 1.85 by jsr166, Fri May 27 23:41:19 2011 UTC vs.
Revision 1.88 by jsr166, Sat Jun 4 17:57:59 2011 UTC

#	Line 301 | Line 301 | public class LinkedTransferQueue<E> exte
301		*    of less-contended queues.  During spins threads check their
302		*    interrupt status and generate a thread-local random number
303		*    to decide to occasionally perform a Thread.yield. While
304	<	*    yield has underdefined specs, we assume that might it help,
305	<	*    and will not hurt in limiting impact of spinning on busy
304	>	*    yield has underdefined specs, we assume that it might help,
305	>	*    and will not hurt, in limiting impact of spinning on busy
306		*    systems.  We also use smaller (1/2) spins for nodes that are
307		*    not known to be front but whose predecessors have not
308		*    blocked -- these "chained" spins avoid artifacts of
#	Line 513 | Line 513 | public class LinkedTransferQueue<E> exte
513		static {
514		try {
515		UNSAFE = getUnsafe();
516	<	Class k = Node.class;
516	>	Class<?> k = Node.class;
517		itemOffset = UNSAFE.objectFieldOffset
518		(k.getDeclaredField("item"));
519		nextOffset = UNSAFE.objectFieldOffset
#	Line 1310 | Line 1310 | public class LinkedTransferQueue<E> exte
1310		static {
1311		try {
1312		UNSAFE = getUnsafe();
1313	<	Class k = LinkedTransferQueue.class;
1313	>	Class<?> k = LinkedTransferQueue.class;
1314		headOffset = UNSAFE.objectFieldOffset
1315		(k.getDeclaredField("head"));
1316		tailOffset = UNSAFE.objectFieldOffset

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