Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/2332#discussion_r79419954
--- Diff:
flink-streaming-connectors/flink-connector-hbase/src/main/java/org/apache/flink/streaming/connectors/hbase/MutationActions.java
---
@@ -0,0 +1,362 @@
+/*
+ * 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.flink.streaming.connectors.hbase;
+
+import org.apache.flink.util.Preconditions;
+import org.apache.hadoop.hbase.client.Append;
+import org.apache.hadoop.hbase.client.Delete;
+import org.apache.hadoop.hbase.client.Durability;
+import org.apache.hadoop.hbase.client.Increment;
+import org.apache.hadoop.hbase.client.Mutation;
+import org.apache.hadoop.hbase.client.Put;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * This class represents a list of {@link MutationAction}s you will take
when writing
+ * an input value of {@link HBaseSink} to a row in a HBase table.
+ * Each {@link MutationAction} can create an HBase {@link Mutation}
operation type
+ * including {@link Put}, {@link Increment}, {@link Append} and {@link
Delete}.
+ */
+public class MutationActions {
--- End diff --
Maybe I am missing something, but wouldn't it be easier to have all `addX`
methods implemented in the HBaseMapper and let them directly return a
`Mutation`?
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