Package org.apache.hadoop.yarn.csi.translator

Class ProtoTranslatorFactory

java.lang.Object

org.apache.hadoop.yarn.csi.translator.ProtoTranslatorFactory

public final class ProtoTranslatorFactory
extends Object

Factory class to get desired proto transformer instance.

Method Summary

Modifier and Type	Method	Description
static <A, B> ProtoTranslator<A,B>	getTranslator(Class<A> yarnProto, Class<B> csiProto)	Get a ProtoTranslator based on the given input message types.

Methods inherited from class java.lang.Object

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

Method Details

getTranslator

public static <A,
B> ProtoTranslator<A,B> getTranslator(Class<A> yarnProto,
 Class<B> csiProto)

Get a ProtoTranslator based on the given input message types. If the type is not supported, a IllegalArgumentException will be thrown. When adding more transformers to this factory class, note each transformer works exactly for one message to another (and vice versa). For each type of the message, make sure there is a corresponding unit test added, such as TestValidateVolumeCapabilitiesRequest.

Type Parameters:

A - yarn proto message

B - CSI proto message

Parameters:

yarnProto - yarn proto message

csiProto - CSI proto message

Returns:

a proto message transformer that transforms YARN internal proto message to CSI

Throws:

IllegalArgumentException - when given types are not supported