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HBASE-15311 Prevent NPE in BlockCacheViewTmpl. 

Signed-off-by: stack <stack@apache.org>
This commit is contained in:
Samir Ahmic 2016-02-23 11:34:09 +01:00 committed by stack
parent 210ed97688
commit e28b01be50
1 changed files with 1 additions and 1 deletions
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2
hbase-server/src/main/jamon/org/apache/hadoop/hbase/tmpl/regionserver/BlockCacheViewTmpl.jamon
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@ -44,7 +44,7 @@ org.apache.hadoop.util.StringUtils;
if (bcn.equals("L1")) { if (bcn.equals("L1")) {
bc = bcs == null || bcs.length == 0? bc: bcs[0]; bc = bcs == null || bcs.length == 0? bc: bcs[0];
} else { } else {
if (bcs.length < 2) { if (bcs == null || bcs.length < 2) {
System.out.println("There is no L2 block cache"); System.out.println("There is no L2 block cache");
return; return;
} }