From 183f233cb2cc1682e04f41cf07de01150c2ea4b0 Mon Sep 17 00:00:00 2001
From: zeek <984294471@qq.com>
Date: Tue, 28 Apr 2020 21:14:59 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=9D=E5=A7=8B=E5=8C=96=E9=A1=B9=E7=9B=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
---
.gitignore | 1 +
pom.xml | 125 +++++++++++++++++++++++++
src/main/java/com/thinker/App.java | 46 +++++++++
src/test/java/com/thinker/AppTest.java | 20 ++++
4 files changed, 192 insertions(+)
create mode 100644 pom.xml
create mode 100644 src/main/java/com/thinker/App.java
create mode 100644 src/test/java/com/thinker/AppTest.java
diff --git a/.gitignore b/.gitignore
index cc4c461..60e4c4f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,3 +46,4 @@ hs_err_pid*
.idea
*.iml
+target
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..379771f
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,125 @@
+
+
+
+ 4.0.0
+
+ com.thinker
+ flink-test
+ 1.0-SNAPSHOT
+
+ flink-test
+
+ http://www.example.com
+
+
+ UTF-8
+ 1.7
+ 1.7
+
+
+
+
+
+ org.apache.flink
+ flink-scala_2.11
+ 1.7.0
+
+
+
+ org.apache.flink
+ flink-streaming-scala_2.11
+ 1.7.0
+
+
+
+ junit
+ junit
+ 4.11
+ test
+
+
+
+
+
+
+
+
+
+ net.alchim31.maven
+ scala-maven-plugin
+ 3.4.6
+
+
+
+
+ compile
+ testCompile
+
+
+
+
+
+
+ org.apache.maven.plugins
+ maven-assembly-plugin
+ 3.0.0
+
+
+ jar-with-dependencies
+
+
+
+
+ make-assembly
+ package
+
+ single
+
+
+
+
+
+
+
+ maven-clean-plugin
+ 3.1.0
+
+
+
+ maven-resources-plugin
+ 3.0.2
+
+
+ maven-compiler-plugin
+ 3.8.0
+
+
+ maven-surefire-plugin
+ 2.22.1
+
+
+ maven-jar-plugin
+ 3.0.2
+
+
+ maven-install-plugin
+ 2.5.2
+
+
+ maven-deploy-plugin
+ 2.8.2
+
+
+
+ maven-site-plugin
+ 3.7.1
+
+
+ maven-project-info-reports-plugin
+ 3.0.0
+
+
+
+
+
diff --git a/src/main/java/com/thinker/App.java b/src/main/java/com/thinker/App.java
new file mode 100644
index 0000000..51c286c
--- /dev/null
+++ b/src/main/java/com/thinker/App.java
@@ -0,0 +1,46 @@
+package com.thinker;
+
+import org.apache.flink.api.common.functions.FlatMapFunction;
+import org.apache.flink.api.java.tuple.Tuple2;
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.datastream.SingleOutputStreamOperator;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import org.apache.flink.util.Collector;
+
+/**
+ * Hello world!
+ */
+public class App {
+
+ public static final class LineSplitter implements FlatMapFunction> {
+
+ @Override
+ public void flatMap(String s, Collector> collector) throws Exception {
+ String[] tokens = s.toLowerCase().split("\\W+");
+ for (String token: tokens){
+ if (token.length() > 0){
+ collector.collect(new Tuple2(token, 1));
+ }
+ }
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ System.out.println("Hello World!");
+ if (args.length != 2) {
+ System.err.println("USAGE:\nSocketTextStreamWordCount ");
+ return;
+ }
+ String hostname = args[0];
+ Integer port = Integer.parseInt(args[1]);
+
+ final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
+
+ DataStreamSource streamSource = env.socketTextStream(hostname, port);
+
+ SingleOutputStreamOperator> sum = streamSource.flatMap(new LineSplitter())
+ .keyBy(0).sum(1);
+ sum.print();
+ env.execute("Java WordCount from SocketTextStream Example");
+ }
+}
diff --git a/src/test/java/com/thinker/AppTest.java b/src/test/java/com/thinker/AppTest.java
new file mode 100644
index 0000000..5a1e400
--- /dev/null
+++ b/src/test/java/com/thinker/AppTest.java
@@ -0,0 +1,20 @@
+package com.thinker;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+/**
+ * Unit test for simple App.
+ */
+public class AppTest
+{
+ /**
+ * Rigorous Test :-)
+ */
+ @Test
+ public void shouldAnswerWithTrue()
+ {
+ assertTrue( true );
+ }
+}