org.apache.tez.dag.app.rm.container
Interface ContainerSignatureMatcher

All Known Implementing Classes:

ContainerContextMatcher

public interface ContainerSignatureMatcher

Method Summary

Map<String,org.apache.hadoop.yarn.api.records.LocalResource>	getAdditionalResources(Map<String,org.apache.hadoop.yarn.api.records.LocalResource> lr1, Map<String,org.apache.hadoop.yarn.api.records.LocalResource> lr2) Gets additional resources specified in lr2, which are not present for lr1
boolean	isExactMatch(Object cs1, Object cs2) Checks if the container signatures match exactly
boolean	isSuperSet(Object cs1, Object cs2) Checks the compatibility between the specified container signatures.

Method Detail

isSuperSet

boolean isSuperSet(Object cs1,
                   Object cs2)

Checks the compatibility between the specified container signatures.

Returns:

true if the first signature is a super set of the second signature.

isExactMatch

boolean isExactMatch(Object cs1,
                     Object cs2)

Checks if the container signatures match exactly

Returns:

true if exact match

getAdditionalResources

Map<String,org.apache.hadoop.yarn.api.records.LocalResource> getAdditionalResources(Map<String,org.apache.hadoop.yarn.api.records.LocalResource> lr1,
                                                                                    Map<String,org.apache.hadoop.yarn.api.records.LocalResource> lr2)

Gets additional resources specified in lr2, which are not present for lr1

Parameters:

lr1 -

lr2 -

Returns:

additional resources specified in lr2, which are not present for lr1