org.apache.flink.streaming.runtime.operators.windowing.buffers

Class PreAggregatingHeapWindowBuffer.Factory<T>

java.lang.Object

org.apache.flink.streaming.runtime.operators.windowing.buffers.PreAggregatingHeapWindowBuffer.Factory<T>

All Implemented Interfaces:

Serializable, WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>

Enclosing class:

PreAggregatingHeapWindowBuffer<T>

public static class PreAggregatingHeapWindowBuffer.Factory<T>
extends Object
implements WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PreAggregatingHeapWindowBuffer.Factory(ReduceFunction<T> reduceFunction)

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Calls close() on eventual user functions inside the buffer.
PreAggregatingHeapWindowBuffer<T>	create() Creates a new WindowBuffer.
void	open(Configuration config) Calls open() on eventual user functions inside the buffer.
void	setRuntimeContext(RuntimeContext ctx) Sets the RuntimeContext that is used to initialize eventual user functions inside the created buffers.

Methods inherited from class java.lang.Object

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

Constructor Detail

PreAggregatingHeapWindowBuffer.Factory

public PreAggregatingHeapWindowBuffer.Factory(ReduceFunction<T> reduceFunction)

Method Detail

setRuntimeContext

public void setRuntimeContext(RuntimeContext ctx)

Description copied from interface: WindowBufferFactory

Sets the RuntimeContext that is used to initialize eventual user functions inside the created buffers.

Specified by:

setRuntimeContext in interface WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>

open

public void open(Configuration config)
          throws Exception

Description copied from interface: WindowBufferFactory

Calls open() on eventual user functions inside the buffer.

Specified by:

open in interface WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>

Throws:

Exception

close

public void close()
           throws Exception

Description copied from interface: WindowBufferFactory

Calls close() on eventual user functions inside the buffer.

Specified by:

close in interface WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>

Throws:

Exception

create

public PreAggregatingHeapWindowBuffer<T> create()

Description copied from interface: WindowBufferFactory

Creates a new WindowBuffer.

Specified by:

create in interface WindowBufferFactory<T,PreAggregatingHeapWindowBuffer<T>>