org.coodex.util

Class SingletonMap<K,V>

java.lang.Object

org.coodex.util.SingletonMap<K,V>

Direct Known Subclasses:

StringKeySingletonMap

public class SingletonMap<K,V>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	SingletonMap.Builder<K,V>

Constructor Summary

Constructors

Constructor and Description
SingletonMap(SingletonMap.Builder<K,V> builder)
SingletonMap(SingletonMap.Builder<K,V> builder, long maxAge)
SingletonMap(SingletonMap.Builder<K,V> builder, long maxAge, ScheduledExecutorService scheduledExecutorService)

Method Summary

Modifier and Type	Method and Description
void	clear()
boolean	containsKey(Object key)
Set<Map.Entry<K,V>>	entrySet()
<C extends Collection<V>> C	fill(C collection, Collection<K> keys)
V	get(K key)
V	getInstance(K key) Deprecated.
protected K	getNullKeyOnce()
Set<K>	keySet()
V	remove(K key)
Collection<V>	values()

Methods inherited from class java.lang.Object

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

Constructor Detail

SingletonMap

public SingletonMap(SingletonMap.Builder<K,V> builder)

SingletonMap

public SingletonMap(SingletonMap.Builder<K,V> builder,
                    long maxAge)

Parameters:

builder - builder

maxAge - map内对象的最大存在时长，单位为毫秒

SingletonMap

public SingletonMap(SingletonMap.Builder<K,V> builder,
                    long maxAge,
                    ScheduledExecutorService scheduledExecutorService)

Parameters:

builder - builder

maxAge - map内对象的最大存在时长，单位为毫秒

scheduledExecutorService - scheduledExecutorService

Method Detail

getNullKeyOnce

protected K getNullKeyOnce()

containsKey

public boolean containsKey(Object key)

get

public V get(K key)

keySet

public Set<K> keySet()

entrySet

public Set<Map.Entry<K,V>> entrySet()

fill

public <C extends Collection<V>> C fill(C collection,
                                        Collection<K> keys)

getInstance

@Deprecated
public V getInstance(K key)

Deprecated.

Parameters:

key -

Returns:

See Also:

get(Object)

remove

public V remove(K key)

values

public Collection<V> values()

clear

public void clear()