net.lecousin.framework.concurrent.util.production.simple

Class ProductTransformation<Input,Output>

java.lang.Object

net.lecousin.framework.concurrent.util.production.simple.ProductTransformation<Input,Output>

Type Parameters:

Input - type of object consumed

Output - output of the transformation, which is the input of the embedded consumer

All Implemented Interfaces:

Consumer<Input>

public abstract class ProductTransformation<Input,Output>
extends Object
implements Consumer<Input>

Implement a consumer for a specific type, and transform it before to pass it to another consumer.

Constructor Summary

Constructors

Constructor and Description
ProductTransformation(Consumer<Output> consumer) Constructor.

Method Summary

Modifier and Type	Method and Description
void	cancel(CancelException event) Cancel and stop consumption.
AsyncSupplier<?,? extends Exception>	consume(Input product) Consume the given object.
AsyncSupplier<?,? extends Exception>	endOfProduction() Signal the end of production, meaning no new object will be given to consume.
void	error(Exception error) Signal an error and stop consumption.
protected abstract AsyncSupplier<Output,Exception>	process(Input input)

Methods inherited from class java.lang.Object

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

Constructor Detail

ProductTransformation

public ProductTransformation(Consumer<Output> consumer)

Constructor.

Method Detail

consume

public AsyncSupplier<?,? extends Exception> consume(Input product)

Description copied from interface: Consumer

Consume the given object.

Specified by:

consume in interface Consumer<Input>

process

protected abstract AsyncSupplier<Output,Exception> process(Input input)

cancel

public void cancel(CancelException event)

Description copied from interface: Consumer

Cancel and stop consumption.

Specified by:

cancel in interface Consumer<Input>

error

public void error(Exception error)

Description copied from interface: Consumer

Signal an error and stop consumption.

Specified by:

error in interface Consumer<Input>

endOfProduction

public AsyncSupplier<?,? extends Exception> endOfProduction()

Description copied from interface: Consumer

Signal the end of production, meaning no new object will be given to consume.

Specified by:

endOfProduction in interface Consumer<Input>