HBASE-4428 addendum, call ctx.stop at the end of testCacheMultiThreaded(), not in doAnAction()

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1172178 13f79535-47bb-0310-9956-ffa450edef68

src/test/java/org/apache/hadoop/hbase/MultithreadedTestUtil.java

@@ -87,6 +87,12 @@ public abstract class MultithreadedTestUtil {
       threadDoneCount++;
     }
 
+    public void setStopFlag(boolean s) throws Exception {
+      synchronized (this) {
+        stopped = s;
+      }
+    }
+    
     public void stop() throws Exception {
       synchronized (this) {
         stopped = true;

src/test/java/org/apache/hadoop/hbase/io/hfile/CacheTestUtils.java

@@ -76,7 +76,7 @@ public class CacheTestUtils {
             HFileBlockPair ourBlock = blocksToTest.poll();
             // if we run out of blocks to test, then we should stop the tests.
             if (ourBlock == null) {
-              ctx.stop();
+              ctx.setStopFlag(true);
               return;
             }
             toBeTested.cacheBlock(ourBlock.blockName, ourBlock.block);