org.springframework.yarn.fs

Class DefaultMultiResourceLocalizer

java.lang.Object

org.springframework.yarn.fs.DefaultMultiResourceLocalizer

All Implemented Interfaces:

MultiResourceLocalizer, ResourceLocalizer

public class DefaultMultiResourceLocalizer
extends java.lang.Object
implements MultiResourceLocalizer

Default implementation of a MultiResourceLocalizer.

Author:

Janne Valkealahti

Constructor Summary

Constructors

Constructor and Description
DefaultMultiResourceLocalizer(ResourceLocalizer localizer, java.util.Map<java.lang.String,ResourceLocalizer> localizers) Instantiates a new default multi resource localizer.

Method Summary

Methods

Modifier and Type	Method and Description
java.util.Map<java.lang.String,org.apache.hadoop.yarn.api.records.LocalResource>	getResources() Gets a map of LocalResource instances.
java.util.Map<java.lang.String,org.apache.hadoop.yarn.api.records.LocalResource>	getResources(java.lang.String id) Gets a map of LocalResource instances identified by an arbitrary id.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultMultiResourceLocalizer

public DefaultMultiResourceLocalizer(ResourceLocalizer localizer,
                             java.util.Map<java.lang.String,ResourceLocalizer> localizers)

Instantiates a new default multi resource localizer.

Parameters:

localizer - the default localizer

localizers - the custom localizers

Method Detail

getResources

public java.util.Map<java.lang.String,org.apache.hadoop.yarn.api.records.LocalResource> getResources()

Description copied from interface: ResourceLocalizer

Gets a map of LocalResource instances. Underlying instances of LocalResources needs to be fully initialised including resource size and timestamp.

Calling this method should do all needed preparation work needed to return LocalResources.

Specified by:

getResources in interface ResourceLocalizer

Returns:

The map containing LocalResource instances

getResources

public java.util.Map<java.lang.String,org.apache.hadoop.yarn.api.records.LocalResource> getResources(java.lang.String id)

Description copied from interface: MultiResourceLocalizer

Gets a map of LocalResource instances identified by an arbitrary id. Passing null or unknown id will fall back to base method ResourceLocalizer.getResources().

Specified by:

getResources in interface MultiResourceLocalizer

Parameters:

id - identifier for local resources

Returns:

The map containing LocalResource instances

See Also:

ResourceLocalizer.getResources()