Package com.here.platform.data.client.v2.api

Class JavaScalaConverters.AsJavaCachingVersionedGenericLayerReader<T>

java.lang.Object

com.here.platform.data.client.v2.api.JavaScalaConverters.AsJavaVersionedGenericLayerReader<T>

com.here.platform.data.client.v2.api.JavaScalaConverters.AsJavaCachingVersionedGenericLayerReader<T>

All Implemented Interfaces:

CachingVersionedGenericLayerReader<T>, VersionedGenericLayerReader<T>

Enclosing class:

JavaScalaConverters

public static class JavaScalaConverters.AsJavaCachingVersionedGenericLayerReader<T>
extends JavaScalaConverters.AsJavaVersionedGenericLayerReader<T>
implements CachingVersionedGenericLayerReader<T>

Constructor Summary

Constructors

Constructor	Description
AsJavaCachingVersionedGenericLayerReader(com.here.platform.data.client.v2.api.scaladsl.versioned.CachingVersionedGenericLayerReader<T> asScala)

Method Summary

Modifier and Type	Method	Description
com.here.platform.data.client.v2.api.scaladsl.versioned.CachingVersionedGenericLayerReader<T>	asScala()
void	preload(Iterable<Long> versions, Iterable<String> partitionIds)	Downloads the data for the requested versions of the given partitionIds and puts it into the cache for later retrieval.
CompletionStage<Void>	preloadAsync(Iterable<Long> versions, Iterable<String> partitionIds, Executor executor)	Downloads the data for the requested versions of the given partitionIds and puts it into the cache for later retrieval.

Methods inherited from class com.here.platform.data.client.v2.api.JavaScalaConverters.AsJavaVersionedGenericLayerReader

read

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.here.platform.data.client.v2.api.javadsl.versioned.VersionedGenericLayerReader

read

Constructor Details

AsJavaCachingVersionedGenericLayerReader

public AsJavaCachingVersionedGenericLayerReader(com.here.platform.data.client.v2.api.scaladsl.versioned.CachingVersionedGenericLayerReader<T> asScala)

Method Details

asScala

public com.here.platform.data.client.v2.api.scaladsl.versioned.CachingVersionedGenericLayerReader<T> asScala()

Overrides:

asScala in class JavaScalaConverters.AsJavaVersionedGenericLayerReader<T>

preload

public void preload(Iterable<Long> versions,
 Iterable<String> partitionIds)

Description copied from interface: CachingVersionedGenericLayerReader

Downloads the data for the requested versions of the given partitionIds and puts it into the cache for later retrieval.

If the data does not fit into the cache completely, this might evict entries from the cache.

Specified by:

preload in interface CachingVersionedGenericLayerReader<T>

preloadAsync

public CompletionStage<Void> preloadAsync(Iterable<Long> versions,
 Iterable<String> partitionIds,
 Executor executor)

Description copied from interface: CachingVersionedGenericLayerReader

Downloads the data for the requested versions of the given partitionIds and puts it into the cache for later retrieval.

If the data does not fit into the cache completely, this might evict entries from the cache.

Please note that using a work stealing thread pool might lead to starvation.

Specified by:

preloadAsync in interface CachingVersionedGenericLayerReader<T>