Github user mjsax commented on a diff in the pull request:
https://github.com/apache/flink/pull/1398#discussion_r45890812
--- Diff:
flink-contrib/flink-storm/src/main/java/org/apache/flink/storm/wrappers/BoltWrapperTwoInput.java
---
@@ -0,0 +1,130 @@
+/*
+ * 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.storm.wrappers;
+
+import backtype.storm.generated.StormTopology;
+import backtype.storm.topology.IRichBolt;
+import backtype.storm.tuple.Fields;
+import org.apache.flink.api.java.tuple.Tuple0;
+import org.apache.flink.api.java.tuple.Tuple1;
+import org.apache.flink.api.java.tuple.Tuple25;
+import org.apache.flink.streaming.api.operators.TwoInputStreamOperator;
+import org.apache.flink.streaming.api.watermark.Watermark;
+import org.apache.flink.streaming.runtime.streamrecord.StreamRecord;
+
+import java.util.Collection;
+
+/**
+ * A {@link BoltWrapperTwoInput} wraps an {@link IRichBolt} in order to
execute the Storm bolt within a Flink Streaming
+ * program. In contrast to {@link BoltWrapper}, this wrapper takes two
input stream as input.
+ */
+public class BoltWrapperTwoInput<IN1, IN2, OUT> extends BoltWrapper<IN1,
OUT> implements TwoInputStreamOperator<IN1, IN2, OUT> {
+
+ /** The schema (ie, ordered field names) of the second input stream. */
+ private final Fields inputSchema2;
+
+ private final String componentId2;
+ private final String streamId2;
+
--- End diff --
missing JavaDoc for both members
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