--- jsr166/src/test/tck/JSR166TestCase.java	2011/05/31 15:01:24	1.88
+++ jsr166/src/test/tck/JSR166TestCase.java	2011/06/03 05:07:14	1.89
@@ -904,6 +904,14 @@ public class JSR166TestCase extends Test
         }
     }
 
+    public void await(Semaphore semaphore) {
+        try {
+            assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
+        } catch (Throwable t) {
+            threadUnexpectedException(t);
+        }
+    }
+
 //     /**
 //      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
 //      */