Package org.apache.hadoop.ipc

Class DefaultCostProvider

java.lang.Object

org.apache.hadoop.ipc.DefaultCostProvider

All Implemented Interfaces:

CostProvider

public class DefaultCostProvider
extends Object
implements CostProvider

Ignores process details and returns a constant value for each call.

Constructor Summary

Constructors

Constructor	Description
DefaultCostProvider()

Method Summary

Modifier and Type	Method	Description
long	getCost(ProcessingDetails details)	Returns 1, regardless of the processing details.
void	init(String namespace, Configuration conf)	Initialize this provider using the given configuration, examining only ones which fall within the provided namespace.

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultCostProvider

public DefaultCostProvider()

Method Details

init

public void init(String namespace,
 Configuration conf)

Description copied from interface: CostProvider

Initialize this provider using the given configuration, examining only ones which fall within the provided namespace.

Specified by:

init in interface CostProvider

Parameters:

namespace - The namespace to use when looking up configurations.

conf - The configuration

getCost

public long getCost(ProcessingDetails details)

Returns 1, regardless of the processing details.

Specified by:

getCost in interface CostProvider

Parameters:

details - Process details (ignored)

Returns:

1