com.freedomoss.crowdcontrol.webharvest.plugin.cache

Class MachineCache

java.lang.Object

com.freedomoss.crowdcontrol.webharvest.plugin.cache.MachineCache

public final class MachineCache
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MachineCache.ValueResolver<T>

Method Summary

Modifier and Type	Method and Description
static <T> T	getOrPutIfMissing(java.lang.String key, MachineCache.ValueResolver<T> valueResolver) Gets the value from machine cache region, if value is missing the value resolver will be executed and the result will be put to the cache.
static void	removeAll() Clears the cache.

Methods inherited from class java.lang.Object

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

Method Detail

getOrPutIfMissing

public static <T> T getOrPutIfMissing(java.lang.String key,
                                      MachineCache.ValueResolver<T> valueResolver)

Gets the value from machine cache region, if value is missing the value resolver will be executed and the result will be put to the cache.

Parameters:

key - key for the value

valueResolver - value resolver to use for cases when value is missing in cache

Returns:

element from cache (either existing or added)

removeAll

public static void removeAll()

Clears the cache.