Top Description Fields Constructors Methods
org.codehaus.groovy.runtime.memoize

public Class ConcurrentSoftCache<K, V>

extends ConcurrentCommonCache<K, SoftReference<V>>
Class Inheritance
Type Parameters
<K>
key type
<V>
real value type
Imports
java.lang.ref.SoftReference, java.util.Map
Represents concurrent cache holding SoftReference instance as value

Field Summary

Modifier and TypeField and Description
private static final long
serialVersionUID

Hides org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache.serialVersionUID.

Constructor Summary

AccessConstructor and Description
public
ConcurrentSoftCache()

Constructs a cache with unlimited size

public
ConcurrentSoftCache(int
initial capacity of the cache
initialCapacity, int
max size of the cache
maxSize, EvictableCache.EvictionStrategy
LRU or FIFO, see org.codehaus.groovy.runtime.memoize.EvictableCache.EvictionStrategy
evictionStrategy)

Constructs a cache with limited size

public
ConcurrentSoftCache(int
initial capacity of the LRU cache
initialCapacity, int
max size of the LRU cache
maxSize)

Constructs a LRU cache with the specified initial capacity and max size.

public
ConcurrentSoftCache(int
max size of the LRU cache
maxSize)

Constructs a LRU cache with the default initial capacity(16)

public
ConcurrentSoftCache(Map<K, SoftReference<V>>
the java.util.Map instance
map)

Constructs a cache backed by the specified java.util.Map instance

Method Summary

Modifier and TypeMethod and Description
public Object
convertValue(SoftReference<V>
the original value
value)

Overrides org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache.convertValue.

Implements org.codehaus.groovy.runtime.memoize.ValueConvertable.convertValue.

convert the original value to the target value
Inherited from org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache:
cleanUpNullReferencesclearAllcontainsKeycontainsValueentrySetgetgetAndPutgetAndPutisEmptykeyskeySetputputAllremovesizevalues

Field Detail

serialVersionUIDback to summary
private static final long serialVersionUID

Hides org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache.serialVersionUID.

Constructor Detail

ConcurrentSoftCacheback to summary
public ConcurrentSoftCache()

Constructs a cache with unlimited size

ConcurrentSoftCacheback to summary
public ConcurrentSoftCache(int initialCapacity, int maxSize, EvictableCache.EvictionStrategy evictionStrategy)

Constructs a cache with limited size

Parameters
initialCapacity:int

initial capacity of the cache

maxSize:int

max size of the cache

evictionStrategy:EvictableCache.EvictionStrategy

LRU or FIFO, see org.codehaus.groovy.runtime.memoize.EvictableCache.EvictionStrategy

ConcurrentSoftCacheback to summary
public ConcurrentSoftCache(int initialCapacity, int maxSize)

Constructs a LRU cache with the specified initial capacity and max size. The LRU cache is slower than LRUCache

Parameters
initialCapacity:int

initial capacity of the LRU cache

maxSize:int

max size of the LRU cache

ConcurrentSoftCacheback to summary
public ConcurrentSoftCache(int maxSize)

Constructs a LRU cache with the default initial capacity(16)

Parameters
maxSize:int

max size of the LRU cache

See Also
ConcurrentSoftCache(int, int)
ConcurrentSoftCacheback to summary
public ConcurrentSoftCache(Map<K, SoftReference<V>> map)

Constructs a cache backed by the specified java.util.Map instance

Parameters
map:Map<K, SoftReference<V>>

the java.util.Map instance

Method Detail

convertValueback to summary
public Object convertValue(SoftReference<V> value)

Overrides org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache.convertValue.

Implements org.codehaus.groovy.runtime.memoize.ValueConvertable.convertValue.

Doc from org.codehaus.groovy.runtime.memoize.ConcurrentCommonCache.convertValue.

convert the original value to the target value

Parameters
value:SoftReference<V>

Doc from org.codehaus.groovy.runtime.memoize.ValueConvertable.convertValue.

the original value

Returns:Object

Doc from org.codehaus.groovy.runtime.memoize.ValueConvertable.convertValue.

the converted value

Annotations
@Override