HBASE-3515 [replication] ReplicationSource can miss a log after RS comes

out of GC


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1068590 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -109,6 +109,8 @@ Release 0.90.1 - Unreleased
    HBASE-3509  Add metric for flush queue length
    HBASE-3419  If re-transition to OPENING during log replay fails, server
                aborts. Instead, should just cancel region open.
+   HBASE-3515  [replication] ReplicationSource can miss a log after RS comes
+               out of GC
 
 Release 0.90.0 - January 19th, 2011
   INCOMPATIBLE CHANGES

src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java

@@ -504,6 +504,9 @@ public class HLog implements Syncable {
       }
 
       synchronized (updateLock) {
+        if (closed) {
+          return regionsToFlush;
+        }
         // Clean up current writer.
         Path oldFile = cleanupCurrentWriter(currentFilenum);
         this.writer = nextWriter;