org.camunda.bpm.engine.rest.hal.cache

Class DefaultHalResourceCache

java.lang.Object

org.camunda.bpm.engine.rest.hal.cache.DefaultHalResourceCache

All Implemented Interfaces:

Cache

public class DefaultHalResourceCache
extends Object
implements Cache

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,HalResourceCacheEntry>	cache
protected int	capacity
static Comparator<HalResourceCacheEntry>	COMPARATOR
protected long	secondsToLive

Constructor Summary

Constructors

Constructor and Description
DefaultHalResourceCache()
DefaultHalResourceCache(int capacity, long secondsToLive)

Method Summary

Modifier and Type	Method and Description
void	destroy() Destroy cache.
protected void	ensureCapacityLimit()
protected boolean	expired(HalResourceCacheEntry entry)
Object	get(String id) Get a resource by id.
int	getCapacity()
long	getSecondsToLive()
void	put(String id, Object resource) Put a resource into the cache.
void	remove(String id)
void	setCapacity(int capacity)
void	setSecondsToLive(long secondsToLive)
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

COMPARATOR

public static final Comparator<HalResourceCacheEntry> COMPARATOR

capacity

protected int capacity

secondsToLive

protected long secondsToLive

cache

protected Map<String,HalResourceCacheEntry> cache

Constructor Detail

DefaultHalResourceCache

public DefaultHalResourceCache()

DefaultHalResourceCache

public DefaultHalResourceCache(int capacity,
                               long secondsToLive)

Method Detail

getCapacity

public int getCapacity()

setCapacity

public void setCapacity(int capacity)

getSecondsToLive

public long getSecondsToLive()

setSecondsToLive

public void setSecondsToLive(long secondsToLive)

size

public int size()

put

public void put(String id,
                Object resource)

Description copied from interface: Cache

Put a resource into the cache.

Specified by:

put in interface Cache

Parameters:

id - the id of the resource

resource - the resource to cache

remove

public void remove(String id)

get

public Object get(String id)

Description copied from interface: Cache

Get a resource by id.

Specified by:

get in interface Cache

Parameters:

id - the id of the resource

Returns:

the resource or null if non is found or the resource time to live expired

destroy

public void destroy()

Description copied from interface: Cache

Destroy cache.

Specified by:

destroy in interface Cache

ensureCapacityLimit

protected void ensureCapacityLimit()

expired

protected boolean expired(HalResourceCacheEntry entry)