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Posted to commits@hbase.apache.org by en...@apache.org on 2013/04/25 22:22:28 UTC
svn commit: r1475944 -
/hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java
Author: enis
Date: Thu Apr 25 20:22:27 2013
New Revision: 1475944
URL: http://svn.apache.org/r1475944
Log:
HBASE-8415 DisabledRegionSplitPolicy
Added:
hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java
Added: hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java
URL: http://svn.apache.org/viewvc/hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java?rev=1475944&view=auto
==============================================================================
--- hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java (added)
+++ hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DisabledRegionSplitPolicy.java Thu Apr 25 20:22:27 2013
@@ -0,0 +1,32 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.hbase.regionserver;
+
+/**
+ * A {@link RegionSplitPolicy} that disables region splits.
+ * This should be used with care, since it will disable automatic sharding.
+ * Most of the time, using {@link ConstantSizeRegionSplitPolicy} with a
+ * large region size (10GB, etc) is safer.
+ */
+public class DisabledRegionSplitPolicy extends RegionSplitPolicy {
+ @Override
+ protected boolean shouldSplit() {
+ return false;
+ }
+}