org.apache.flink.streaming.examples.join

Class WindowJoin

java.lang.Object

org.apache.flink.streaming.examples.join.WindowJoin

public class WindowJoin
extends Object

Example illustrating join over sliding windows of streams in Flink.

his example will join two streams with a sliding window. One which emits grades and one which emits salaries of people.

This example shows how to:

• do windowed joins,
• use tuple data types,
• write a simple streaming program.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WindowJoin.GradeSource Continuously emit tuples with random names and integers (grades).
static class	WindowJoin.MyJoinFunction
static class	WindowJoin.MySourceMap
static class	WindowJoin.MyTimestamp
static class	WindowJoin.SalarySource Continuously emit tuples with random names and integers (salaries).

Constructor Summary

Constructors

Constructor and Description
WindowJoin()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WindowJoin

public WindowJoin()

Method Detail

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception