org.apache.flink.runtime.slots

Interface RequirementMatcher

All Known Implementing Classes:

DefaultRequirementMatcher

public interface RequirementMatcher

A matcher for resource profiles to requirements.

Method Summary

Modifier and Type	Method and Description
Optional<ResourceProfile>	match(ResourceProfile resourceProfile, ResourceCounter totalRequirements, java.util.function.Function<ResourceProfile,Integer> numAssignedResourcesLookup) Attempts to match the given resource profile with one of the given requirements.

Method Detail

match

Optional<ResourceProfile> match(ResourceProfile resourceProfile,
                                ResourceCounter totalRequirements,
                                java.util.function.Function<ResourceProfile,Integer> numAssignedResourcesLookup)

Attempts to match the given resource profile with one of the given requirements.

Parameters:

resourceProfile - resource profile to match

totalRequirements - the total requirements

numAssignedResourcesLookup - a lookup for how many resources have already been assigned to a requirement

Returns:

matching requirement profile, if one exists