org.apache.flink.runtime.externalresource

Class ExternalResourceUtils

java.lang.Object

org.apache.flink.runtime.externalresource.ExternalResourceUtils

public class ExternalResourceUtils
extends Object

Utility class for external resource framework.

Method Summary

Modifier and Type	Method and Description
static ExternalResourceInfoProvider	createStaticExternalResourceInfoProviderFromConfig(org.apache.flink.configuration.Configuration configuration, org.apache.flink.core.plugin.PluginManager pluginManager) Instantiate StaticExternalResourceInfoProvider for all of enabled external resources.
static String	generateExternalResourcesString(Collection<org.apache.flink.api.common.resources.ExternalResource> extendedResources) Generate the string expression of the given external resources.
static Map<String,String>	getExternalResourceConfigurationKeys(org.apache.flink.configuration.Configuration config, String suffix) Get the external resource configuration keys map, indexed by the resource name.
static Collection<org.apache.flink.api.common.resources.ExternalResource>	getExternalResourcesCollection(org.apache.flink.configuration.Configuration config) Get the collection of all enabled external resources.

Methods inherited from class java.lang.Object

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

Method Detail

getExternalResourceConfigurationKeys

public static Map<String,String> getExternalResourceConfigurationKeys(org.apache.flink.configuration.Configuration config,
                                                                      String suffix)

Get the external resource configuration keys map, indexed by the resource name. The configuration key should be used for deployment specific container request.

Parameters:

config - Configurations

suffix - suffix of config option for deployment specific configuration key

Returns:

external resource configuration keys map, map the resource name to the configuration key for deployment * specific container request

createStaticExternalResourceInfoProviderFromConfig

public static ExternalResourceInfoProvider createStaticExternalResourceInfoProviderFromConfig(org.apache.flink.configuration.Configuration configuration,
                                                                                              org.apache.flink.core.plugin.PluginManager pluginManager)

Instantiate StaticExternalResourceInfoProvider for all of enabled external resources.

getExternalResourcesCollection

public static Collection<org.apache.flink.api.common.resources.ExternalResource> getExternalResourcesCollection(org.apache.flink.configuration.Configuration config)

Get the collection of all enabled external resources.

generateExternalResourcesString

public static String generateExternalResourcesString(Collection<org.apache.flink.api.common.resources.ExternalResource> extendedResources)

Generate the string expression of the given external resources.