org.apache.reef.driver.evaluator

Class EvaluatorRequest.Builder

java.lang.Object

org.apache.reef.driver.evaluator.EvaluatorRequest.Builder

All Implemented Interfaces:

Builder<EvaluatorRequest>

Enclosing class:

EvaluatorRequest

public static class EvaluatorRequest.Builder
extends Object
implements Builder<EvaluatorRequest>

EvaluatorRequests are build using this Builder.

Method Summary

Methods

Modifier and Type	Method and Description
EvaluatorRequest	build() Builds the EvaluatorRequest.
EvaluatorRequest.Builder	fromDescriptor(ResourceCatalog.Descriptor rd) Pre-fill this EvaluatorRequest from the given NodeDescriptor.
EvaluatorRequest.Builder	setMemory(int megaBytes)
EvaluatorRequest.Builder	setNumber(int n) Set the number of Evaluators requested.
EvaluatorRequest.Builder	setNumberOfCores(int cores) set number of cores

Methods inherited from class java.lang.Object

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

Method Detail

setMemory

public EvaluatorRequest.Builder setMemory(int megaBytes)

Parameters:

megaBytes - the amount of megabytes to request for the Evaluator.

Returns:

this builder

setNumberOfCores

public EvaluatorRequest.Builder setNumberOfCores(int cores)

set number of cores

Parameters:

cores - the number of cores

Returns:

setNumber

public EvaluatorRequest.Builder setNumber(int n)

Set the number of Evaluators requested.

Parameters:

n -

Returns:

this Builder.

build

public EvaluatorRequest build()

Builds the EvaluatorRequest.

Specified by:

build in interface Builder<EvaluatorRequest>

Returns:

a fresh instance of the object.

fromDescriptor

public EvaluatorRequest.Builder fromDescriptor(ResourceCatalog.Descriptor rd)

Pre-fill this EvaluatorRequest from the given NodeDescriptor. Any value not changed in subsequent calls to this Builder will be taken from the given descriptor.

Parameters:

rd - the descriptor used to pre-fill this request.

Returns:

this