svn commit: r1514004 - /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java

[ra...@apache.org]

Author: ramkrishna
Date: Wed Aug 14 18:42:06 2013
New Revision: 1514004

URL: http://svn.apache.org/r1514004
Log:
HBASE-7391 - Review/improve HLog compression's memory consumption - End of line character removal (Ram)


Modified:
    hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java

Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java?rev=1514004&r1=1514003&r2=1514004&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java (original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WriterBase.java Wed Aug 14 18:42:06 2013
@@ -1,50 +1,50 @@
-/**
- *
- * 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.wal;
-
-import java.io.IOException;
-
-import org.apache.hadoop.classification.InterfaceAudience;
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.util.FSUtils;
-
-/**
- * Context used by our wal dictionary compressor. Null if we're not to do our
- * custom dictionary compression.
- */
-@InterfaceAudience.Private
-public abstract class WriterBase implements HLog.Writer {
-
-  protected CompressionContext compressionContext;
-
-  public boolean initializeCompressionContext(Configuration conf, Path path) throws IOException {
-    boolean doCompress = conf.getBoolean(HConstants.ENABLE_WAL_COMPRESSION, false);
-    if (doCompress) {
-      try {
-        this.compressionContext = new CompressionContext(LRUDictionary.class,
-            FSUtils.isRecoveredEdits(path));
-      } catch (Exception e) {
-        throw new IOException("Failed to initiate CompressionContext", e);
-      }
-    }
-    return doCompress;
-  }
-}
+/**
+ *
+ * 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.wal;
+
+import java.io.IOException;
+
+import org.apache.hadoop.classification.InterfaceAudience;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.util.FSUtils;
+
+/**
+ * Context used by our wal dictionary compressor. Null if we're not to do our
+ * custom dictionary compression.
+ */
+@InterfaceAudience.Private
+public abstract class WriterBase implements HLog.Writer {
+
+  protected CompressionContext compressionContext;
+
+  public boolean initializeCompressionContext(Configuration conf, Path path) throws IOException {
+    boolean doCompress = conf.getBoolean(HConstants.ENABLE_WAL_COMPRESSION, false);
+    if (doCompress) {
+      try {
+        this.compressionContext = new CompressionContext(LRUDictionary.class,
+            FSUtils.isRecoveredEdits(path));
+      } catch (Exception e) {
+        throw new IOException("Failed to initiate CompressionContext", e);
+      }
+    }
+    return doCompress;
+  }
+}