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https://issues.apache.org/jira/browse/FLINK-3874?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15416939#comment-15416939
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ASF GitHub Bot commented on FLINK-3874:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/2244#discussion_r74391348
--- Diff:
flink-streaming-connectors/flink-connector-kafka-base/src/main/java/org/apache/flink/streaming/util/serialization/JsonRowSerializationSchema.java
---
@@ -0,0 +1,52 @@
+/*
+ * 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.util.serialization;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.apache.flink.api.table.Row;
+
+
+/**
+ * Serialization schema that serializes an object into a JSON bytes.
+ * <p>
+ */
+public class JsonRowSerializationSchema implements
SerializationSchema<Row> {
+ private final String[] fieldNames;
+ private static ObjectMapper mapper = new ObjectMapper();
+
+ public JsonRowSerializationSchema(String[] fieldNames) {
+ this.fieldNames = fieldNames;
--- End diff --
It would be good to add a null check here and also add some Javadocs. You
can orientate yourself by `JsonRowDeserializationSchema`. The two classes
should look consistent.
> Add a Kafka TableSink with JSON serialization
> ---------------------------------------------
>
> Key: FLINK-3874
> URL: https://issues.apache.org/jira/browse/FLINK-3874
> Project: Flink
> Issue Type: New Feature
> Components: Table API & SQL
> Reporter: Fabian Hueske
> Assignee: Ivan Mushketyk
> Priority: Minor
>
> Add a TableSink that writes JSON serialized data to Kafka.
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