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https://issues.apache.org/jira/browse/FLINK-9343?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16574762#comment-16574762
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ASF GitHub Bot commented on FLINK-9343:
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azagrebin commented on a change in pull request #5996: [FLINK-9343] [Example]
Add Async Example with External Rest API call
URL: https://github.com/apache/flink/pull/5996#discussion_r208904205
##########
File path:
flink-examples/flink-examples-streaming/src/main/scala/org/apache/flink/streaming/scala/examples/async/AsyncAPIExample.scala
##########
@@ -0,0 +1,93 @@
+/*
+ * 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.scala.examples.async
+
+
+import java.io.{BufferedReader, InputStreamReader}
+import java.util.concurrent.TimeUnit
+
+import org.apache.flink.runtime.concurrent.Executors
+import org.apache.flink.streaming.api.scala.{AsyncDataStream, DataStream,
StreamExecutionEnvironment, _}
+import org.apache.flink.streaming.api.scala.async.{AsyncFunction, ResultFuture}
+import org.apache.http.client.methods.HttpGet
+import org.apache.http.impl.client.HttpClientBuilder
+
+import scala.concurrent.{ExecutionContext, Future}
+
+object AsyncAPIExample {
Review comment:
I would suggest to name it `AsyncHttpCallExample` or `AsyncRestAPIExample`
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> Add Async Example with External Rest API call
> ---------------------------------------------
>
> Key: FLINK-9343
> URL: https://issues.apache.org/jira/browse/FLINK-9343
> Project: Flink
> Issue Type: Improvement
> Components: Examples
> Affects Versions: 1.4.0, 1.4.1, 1.4.2
> Reporter: Yazdan Shirvany
> Assignee: Yazdan Shirvany
> Priority: Minor
> Labels: pull-request-available
>
> Async I/O is a good way to call External resources such as REST API and
> enrich the stream with external data.
> Adding example to simulate Async GET api call on an input stream.
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