kieker.analysis.plugin.reader

Class StringRegistryCache

java.lang.Object

kieker.analysis.plugin.reader.StringRegistryCache

public class StringRegistryCache
extends java.lang.Object

Cache to store and retrieve string registries.

Since:

1.13

Author:

Holger Knoche

Constructor Summary

Constructors

Constructor and Description
StringRegistryCache(long expirationDuration, java.util.concurrent.TimeUnit expirationTimeUnit) Creates a new registry cache using the given cache duration configuration.

Method Summary

Methods

Modifier and Type	Method and Description
protected com.google.common.cache.Cache<java.lang.Long,ILookup<java.lang.String>>	createCache(long expirationDuration, java.util.concurrent.TimeUnit expirationTimeUnit) Creates the underlying cache.
ILookup<java.lang.String>	getOrCreateRegistry(java.lang.Long registryId) Retrieves the registry with the given ID and creates a new one if necessary.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringRegistryCache

public StringRegistryCache(long expirationDuration,
                   java.util.concurrent.TimeUnit expirationTimeUnit)

Creates a new registry cache using the given cache duration configuration.

Parameters:

expirationDuration - The duration until a registry is evicted

expirationTimeUnit - The time unit for the expiration duration

Method Detail

createCache

protected com.google.common.cache.Cache<java.lang.Long,ILookup<java.lang.String>> createCache(long expirationDuration,
                                                                                  java.util.concurrent.TimeUnit expirationTimeUnit)

Creates the underlying cache. This method can be overridden to tweak the cache configuration.

Parameters:

expirationDuration - The duration until a cache entry expires

expirationTimeUnit - The time unit for the expiration duration

Returns:

The cache instance to use

getOrCreateRegistry

public ILookup<java.lang.String> getOrCreateRegistry(java.lang.Long registryId)

Retrieves the registry with the given ID and creates a new one if necessary.

Parameters:

registryId - The ID of the desired registry

Returns:

The appropriate string registry