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Posted to commits@hbase.apache.org by ap...@apache.org on 2015/05/12 18:46:02 UTC

hbase git commit: HBASE-13579 Avoid isCellTTLExpired() for NO-TAG cases (Ramkrishna S. Vasudevan)

Repository: hbase
Updated Branches:
  refs/heads/0.98 8774b463a -> ba58da6b0


HBASE-13579 Avoid isCellTTLExpired() for NO-TAG cases (Ramkrishna S. Vasudevan)


Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/ba58da6b
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/ba58da6b
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/ba58da6b

Branch: refs/heads/0.98
Commit: ba58da6b0dafd1244de2f2d3550bf1ba3ce221df
Parents: 8774b46
Author: Andrew Purtell <ap...@apache.org>
Authored: Tue May 12 09:41:51 2015 -0700
Committer: Andrew Purtell <ap...@apache.org>
Committed: Tue May 12 09:43:25 2015 -0700

----------------------------------------------------------------------
 .../org/apache/hadoop/hbase/NoTagsKeyValue.java | 47 ++++++++++++++++++++
 .../hadoop/hbase/io/hfile/HFileReaderV2.java    |  4 ++
 .../hadoop/hbase/io/hfile/HFileReaderV3.java    | 18 ++++++++
 3 files changed, 69 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hbase/blob/ba58da6b/hbase-common/src/main/java/org/apache/hadoop/hbase/NoTagsKeyValue.java
----------------------------------------------------------------------
diff --git a/hbase-common/src/main/java/org/apache/hadoop/hbase/NoTagsKeyValue.java b/hbase-common/src/main/java/org/apache/hadoop/hbase/NoTagsKeyValue.java
new file mode 100644
index 0000000..2c6b170
--- /dev/null
+++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/NoTagsKeyValue.java
@@ -0,0 +1,47 @@
+/**
+ * Copyright The Apache Software Foundation
+ *
+ * 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;
+
+import org.apache.hadoop.hbase.classification.InterfaceAudience;
+
+/**
+ * An extension of the KeyValue where the tags length is always 0 
+ */
+@InterfaceAudience.Private
+public class NoTagsKeyValue extends KeyValue {
+  public NoTagsKeyValue(byte[] bytes, int offset, int length) {
+    super(bytes, offset, length);
+  }
+
+  @Override
+  @Deprecated
+  public short getTagsLength() {
+    return (short) getTagsLengthUnsigned();
+  }
+
+  /**
+   * This returns the total length of the tag bytes
+   */
+  @Override
+  @Deprecated
+  public int getTagsLengthUnsigned() {
+    return 0;
+  }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/hbase/blob/ba58da6b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
index ec3635b..933e773 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
@@ -684,6 +684,10 @@ public class HFileReaderV2 extends AbstractHFileReader {
       if (!isSeeked())
         return null;
 
+      return formKeyValue();
+    }
+
+    protected KeyValue formKeyValue() {
       KeyValue ret = new KeyValue(blockBuffer.array(), blockBuffer.arrayOffset()
           + blockBuffer.position(), getCellBufSize());
       if (this.reader.shouldIncludeMemstoreTS()) {

http://git-wip-us.apache.org/repos/asf/hbase/blob/ba58da6b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
index 94fb7b2..fb9fd16 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
@@ -27,6 +27,8 @@ import org.apache.hadoop.hbase.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.KeyValue;
+import org.apache.hadoop.hbase.NoTagsKeyValue;
 import org.apache.hadoop.hbase.fs.HFileSystem;
 import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
 import org.apache.hadoop.hbase.io.crypto.Cipher;
@@ -186,6 +188,22 @@ public class HFileReaderV3 extends HFileReaderV2 {
       return kvBufSize;
     }
 
+    @Override
+    public KeyValue getKeyValue() {
+      if (!isSeeked())
+        return null;
+      if (currTagsLen > 0) {
+        return formKeyValue();
+      } else {
+        NoTagsKeyValue ret = new NoTagsKeyValue(blockBuffer.array(), blockBuffer.arrayOffset()
+            + blockBuffer.position(), getCellBufSize());
+        if (this.reader.shouldIncludeMemstoreTS()) {
+          ret.setMvccVersion(currMemstoreTS);
+        }
+        return ret;
+      }
+    }
+
     protected void setNonSeekedState() {
       super.setNonSeekedState();
       currTagsLen = 0;