cz.jirutka.spring.http.client.cache

Class SynchronizedLruCache

java.lang.Object

cz.jirutka.spring.http.client.cache.SynchronizedLruCache

All Implemented Interfaces:

org.springframework.cache.Cache

Direct Known Subclasses:

SoftReferenceSynchronizedLruCache

@ThreadSafe
public class SynchronizedLruCache
extends Object
implements org.springframework.cache.Cache

Simple LRU Cache implementation with adjustable capacity limit based on LinkedHashMap from JDK.

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.cache.Cache

org.springframework.cache.Cache.ValueWrapper

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_INITIAL_CAPACITY
static float	DEFAULT_LOAD_FACTOR

Constructor Summary

Constructors

Constructor and Description
SynchronizedLruCache(String name, int capacity) Create a new instance with default initial capacity and load factor.
SynchronizedLruCache(String name, int capacity, int initialCapacity, float loadFactory)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
protected org.springframework.cache.Cache.ValueWrapper	createEntry(Object value)
void	evict(Object key)
org.springframework.cache.Cache.ValueWrapper	get(Object key)
String	getName()
LinkedHashMap	getNativeCache()
void	put(Object key, Object value)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_INITIAL_CAPACITY

public static final int DEFAULT_INITIAL_CAPACITY

See Also:

Constant Field Values

DEFAULT_LOAD_FACTOR

public static final float DEFAULT_LOAD_FACTOR

See Also:

Constant Field Values

Constructor Detail

SynchronizedLruCache

public SynchronizedLruCache(String name,
                    int capacity)

Create a new instance with default initial capacity and load factor.

Parameters:

name - An arbitrary name of this cache instance.

capacity - The maximal capacity.

SynchronizedLruCache

public SynchronizedLruCache(String name,
                    int capacity,
                    int initialCapacity,
                    float loadFactory)

Method Detail

getName

public String getName()

Specified by:

getName in interface org.springframework.cache.Cache

getNativeCache

public LinkedHashMap getNativeCache()

Specified by:

getNativeCache in interface org.springframework.cache.Cache

get

public org.springframework.cache.Cache.ValueWrapper get(Object key)

Specified by:

get in interface org.springframework.cache.Cache

put

public void put(Object key,
       Object value)

Specified by:

put in interface org.springframework.cache.Cache

evict

public void evict(Object key)

Specified by:

evict in interface org.springframework.cache.Cache

clear

public void clear()

Specified by:

clear in interface org.springframework.cache.Cache

createEntry

protected org.springframework.cache.Cache.ValueWrapper createEntry(Object value)