[26/28] hadoop git commit: YARN-5928. Move ATSv2 HBase backend code into a new module that is only dependent at runtime by yarn servers. Contributed by Haibo Chen.
http://git-wip-us.apache.org/repos/asf/hadoop/blob/47ec7f92/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
--
diff --git
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
new file mode 100644
index 000..b9815eb
--- /dev/null
+++
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
@@ -0,0 +1,389 @@
+/**
+ * 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.yarn.server.timelineservice.storage.common;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.NavigableMap;
+import java.util.TreeMap;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.hbase.client.Put;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.util.Bytes;
+import
org.apache.hadoop.yarn.server.timelineservice.storage.flow.AggregationCompactionDimension;
+import org.apache.hadoop.yarn.server.timelineservice.storage.flow.Attribute;
+/**
+ * This class is meant to be used only by explicit Columns, and not directly to
+ * write by clients.
+ *
+ * @param refers to the table.
+ */
+public class ColumnHelper {
+ private static final Log LOG = LogFactory.getLog(ColumnHelper.class);
+
+ private final ColumnFamily columnFamily;
+
+ /**
+ * Local copy of bytes representation of columnFamily so that we can avoid
+ * cloning a new copy over and over.
+ */
+ private final byte[] columnFamilyBytes;
+
+ private final ValueConverter converter;
+
+ public ColumnHelper(ColumnFamily columnFamily) {
+this(columnFamily, GenericConverter.getInstance());
+ }
+
+ public ColumnHelper(ColumnFamily columnFamily, ValueConverter converter) {
+this.columnFamily = columnFamily;
+columnFamilyBytes = columnFamily.getBytes();
+if (converter == null) {
+ this.converter = GenericConverter.getInstance();
+} else {
+ this.converter = converter;
+}
+ }
+
+ /**
+ * Sends a Mutation to the table. The mutations will be buffered and sent
over
+ * the wire as part of a batch.
+ *
+ * @param rowKey
+ * identifying the row to write. Nothing gets written when null.
+ * @param tableMutator
+ * used to modify the underlying HBase table
+ * @param columnQualifier
+ * column qualifier. Nothing gets written when null.
+ * @param timestamp
+ * version timestamp. When null the current timestamp multiplied
with
+ * TimestampGenerator.TS_MULTIPLIER and added with last 3 digits of
+ * app id will be used
+ * @param inputValue
+ * the value to write to the rowKey and column qualifier. Nothing
+ * gets written when null.
+ * @param attributes Attributes to be set for HBase Put.
+ * @throws IOException if any problem occurs during store operation(sending
+ * mutation to table).
+ */
+ public void store(byte[] rowKey, TypedBufferedMutator tableMutator,
+ byte[] columnQualifier, Long timestamp, Object inputValue,
+ Attribute... attributes) throws IOException {
+if ((rowKey == null) || (columnQualifier == null) || (inputValue == null))
{
+ return;
+}
+Put p = new Put(rowKey);
+timestamp = getPutTimestamp(timestamp, attributes);
+p.addColumn(columnFamilyBytes, columnQualifier, timestamp,
+converter.encodeValue(inputValue));
+if ((attributes != null) && (attributes.length > 0)) {
+ for (Attribute attribute : attributes) {
+p.setAttribute(attribute.getName(), attribute.getVa
[26/28] hadoop git commit: YARN-5928. Move ATSv2 HBase backend code into a new module that is only dependent at runtime by yarn servers. Contributed by Haibo Chen.
http://git-wip-us.apache.org/repos/asf/hadoop/blob/9a925cb8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
--
diff --git
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
new file mode 100644
index 000..be55db5
--- /dev/null
+++
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
@@ -0,0 +1,388 @@
+/**
+ * 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.yarn.server.timelineservice.storage.common;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.NavigableMap;
+import java.util.TreeMap;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.hbase.client.Put;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.util.Bytes;
+import
org.apache.hadoop.yarn.server.timelineservice.storage.flow.AggregationCompactionDimension;
+import org.apache.hadoop.yarn.server.timelineservice.storage.flow.Attribute;
+/**
+ * This class is meant to be used only by explicit Columns, and not directly to
+ * write by clients.
+ *
+ * @param refers to the table.
+ */
+public class ColumnHelper {
+ private static final Log LOG = LogFactory.getLog(ColumnHelper.class);
+
+ private final ColumnFamily columnFamily;
+
+ /**
+ * Local copy of bytes representation of columnFamily so that we can avoid
+ * cloning a new copy over and over.
+ */
+ private final byte[] columnFamilyBytes;
+
+ private final ValueConverter converter;
+
+ public ColumnHelper(ColumnFamily columnFamily) {
+this(columnFamily, GenericConverter.getInstance());
+ }
+
+ public ColumnHelper(ColumnFamily columnFamily, ValueConverter converter) {
+this.columnFamily = columnFamily;
+columnFamilyBytes = columnFamily.getBytes();
+if (converter == null) {
+ this.converter = GenericConverter.getInstance();
+} else {
+ this.converter = converter;
+}
+ }
+
+ /**
+ * Sends a Mutation to the table. The mutations will be buffered and sent
over
+ * the wire as part of a batch.
+ *
+ * @param rowKey
+ * identifying the row to write. Nothing gets written when null.
+ * @param tableMutator
+ * used to modify the underlying HBase table
+ * @param columnQualifier
+ * column qualifier. Nothing gets written when null.
+ * @param timestamp
+ * version timestamp. When null the current timestamp multiplied
with
+ * TimestampGenerator.TS_MULTIPLIER and added with last 3 digits of
+ * app id will be used
+ * @param inputValue
+ * the value to write to the rowKey and column qualifier. Nothing
+ * gets written when null.
+ * @param attributes Attributes to be set for HBase Put.
+ * @throws IOException if any problem occurs during store operation(sending
+ * mutation to table).
+ */
+ public void store(byte[] rowKey, TypedBufferedMutator tableMutator,
+ byte[] columnQualifier, Long timestamp, Object inputValue,
+ Attribute... attributes) throws IOException {
+if ((rowKey == null) || (columnQualifier == null) || (inputValue == null))
{
+ return;
+}
+Put p = new Put(rowKey);
+timestamp = getPutTimestamp(timestamp, attributes);
+p.addColumn(columnFamilyBytes, columnQualifier, timestamp,
+converter.encodeValue(inputValue));
+if ((attributes != null) && (attributes.length > 0)) {
+ for (Attribute attribute : attributes) {
+p.setAttribute(attribute.getName(), attribute.getVa
