Simone Bordet a0bd9d3887 Fixes #546 (Guard concurrent calls to ExecutionStrategy.execute())
Guarded invocations to execute() with a state change.
2016-05-04 11:43:50 +02:00
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2011-08-24 09:31:28 -07:00
2016-04-11 16:20:50 -07:00