65 lines
2.2 KiB
Java
65 lines
2.2 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package it.polimi.middleware.projects.flink;
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import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
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/**
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* Skeleton for a Flink Streaming Job.
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*
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* <p>For a tutorial how to write a Flink streaming application, check the
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* tutorials and examples on the <a href="http://flink.apache.org/docs/stable/">Flink Website</a>.
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*
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* <p>To package your application into a JAR file for execution, run
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* 'mvn clean package' on the command line.
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*
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* <p>If you change the name of the main class (with the public static void main(String[] args))
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* method, change the respective entry in the POM.xml file (simply search for 'mainClass').
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*/
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public class StreamingJob {
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public static void main(String[] args) throws Exception {
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// set up the streaming execution environment
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final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
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/*
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* Here, you can start creating your execution plan for Flink.
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*
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* Start with getting some data from the environment, like
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* env.readTextFile(textPath);
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*
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* then, transform the resulting DataStream<String> using operations
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* like
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* .filter()
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* .flatMap()
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* .join()
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* .coGroup()
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*
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* and many more.
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* Have a look at the programming guide for the Java API:
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*
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* http://flink.apache.org/docs/latest/apis/streaming/index.html
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*
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*/
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// execute program
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env.execute("Flink Streaming Java API Skeleton");
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}
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}
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