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https://issues.apache.org/jira/browse/FLINK-3034?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15357105#comment-15357105
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ASF GitHub Bot commented on FLINK-3034:
---------------------------------------
Github user tzulitai commented on a diff in the pull request:
https://github.com/apache/flink/pull/1813#discussion_r69135245
--- Diff:
flink-streaming-connectors/flink-connector-redis/src/main/java/org/apache/flink/streaming/connectors/redis/common/mapper/RedisMapper.java
---
@@ -0,0 +1,66 @@
+/*
+ * 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.redis.common.mapper;
+
+import org.apache.flink.api.common.functions.Function;
+
+import java.io.Serializable;
+
+/**
+ * Function that creates the description how the input data should be
mapped to redis type.
+ *<p>Example:
+ *<pre>{@code
+ *private static class RedisTestMapper implements
RedisMapper<Tuple2<String, String>> {
+ * public RedisDataTypeDescription getDataTypeDescription() {
+ * return new RedisDataTypeDescription(RedisCommand.PUBLISH);
+ * }
+ * public String getKeyFromData(Tuple2<String, String> data) {
+ * return data.f0;
+ * }
+ * public String getValueFromData(Tuple2<String, String> data) {
+ * return data.f1;
+ * }
+ *}
+ *}</pre>
+ *
+ * @param <T> The type of the element handled by this {@code RedisMapper}
+ */
+public interface RedisMapper<T> extends Function, Serializable {
+
+ /**
+ * Returns descriptor which defines data type.
+ *
+ * @return data type descriptor
+ */
+ RedisCommandDescription getDataTypeDescription();
--- End diff --
Now that this is renamed to `RedisCommandDescription`, should
`getDataTypeDescription` be renamed accordingly too?
> Redis SInk Connector
> --------------------
>
> Key: FLINK-3034
> URL: https://issues.apache.org/jira/browse/FLINK-3034
> Project: Flink
> Issue Type: New Feature
> Components: Streaming Connectors
> Reporter: Matthias J. Sax
> Assignee: Subhankar Biswas
> Priority: Minor
>
> Flink does not provide a sink connector for Redis.
> See FLINK-3033
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