org.apache.kafka.streams.kstream

Class Window

java.lang.Object

org.apache.kafka.streams.kstream.Window

public abstract class Window
extends java.lang.Object

A single window instance, defined by its start and end timestamp.

Constructor Summary

Constructors

Constructor and Description
Window(long start, long end) Create a new window for the given start time (inclusive) and end time (exclusive).

Method Summary

Methods

Modifier and Type	Method and Description
long	end() Return the end timestamp of this window, exclusive
boolean	equals(java.lang.Object obj)
int	hashCode()
boolean	overlap(Window other) Check if the given window overlaps with this window.
long	start() Return the start timestamp of this window, inclusive

Methods inherited from class java.lang.Object

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

Constructor Detail

Window

public Window(long start,
      long end)

Create a new window for the given start time (inclusive) and end time (exclusive).

Parameters:

start - the start timestamp of the window (inclusive)

end - the end timestamp of the window (exclusive)

Method Detail

start

public long start()

Return the start timestamp of this window, inclusive

end

public long end()

Return the end timestamp of this window, exclusive

overlap

public boolean overlap(Window other)

Check if the given window overlaps with this window.

Parameters:

other - another window

Returns:

true if other overlaps with this window—false otherwise

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object