play.cache

Class SyncCacheApiAdapter

java.lang.Object

play.cache.SyncCacheApiAdapter

All Implemented Interfaces:

SyncCacheApi

public class SyncCacheApiAdapter
extends java.lang.Object
implements SyncCacheApi

Adapts a Scala SyncCacheApi to a Java SyncCacheApi

Constructor Summary

Constructors

Constructor and Description
SyncCacheApiAdapter(play.api.cache.SyncCacheApi scalaApi)

Method Summary

Modifier and Type	Method and Description
<T> java.util.Optional<T>	get(java.lang.String key) Retrieves an object by key.
<T> T	getOrElseUpdate(java.lang.String key, java.util.concurrent.Callable<T> block) Retrieve a value from the cache, or set it from a default Callable function.
<T> T	getOrElseUpdate(java.lang.String key, java.util.concurrent.Callable<T> block, int expiration) Retrieve a value from the cache, or set it from a default Callable function.
void	remove(java.lang.String key) Removes a value from the cache.
void	set(java.lang.String key, java.lang.Object value) Sets a value without expiration.
void	set(java.lang.String key, java.lang.Object value, int expiration) Sets a value with expiration.

Methods inherited from class java.lang.Object

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

Methods inherited from interface play.cache.SyncCacheApi

getOptional

Constructor Detail

SyncCacheApiAdapter

public SyncCacheApiAdapter(play.api.cache.SyncCacheApi scalaApi)

Method Detail

get

public <T> java.util.Optional<T> get(java.lang.String key)

Description copied from interface: SyncCacheApi

Retrieves an object by key.

Specified by:

get in interface SyncCacheApi

Type Parameters:

T - the type of the stored object

Parameters:

key - the key to look up

Returns:

the object wrapped in an Optional

getOrElseUpdate

public <T> T getOrElseUpdate(java.lang.String key,
                             java.util.concurrent.Callable<T> block,
                             int expiration)

Description copied from interface: SyncCacheApi

Retrieve a value from the cache, or set it from a default Callable function.

Specified by:

getOrElseUpdate in interface SyncCacheApi

Type Parameters:

T - the type of the value

Parameters:

key - Item key.

block - block returning value to set if key does not exist

expiration - expiration period in seconds.

Returns:

the value

getOrElseUpdate

public <T> T getOrElseUpdate(java.lang.String key,
                             java.util.concurrent.Callable<T> block)

Description copied from interface: SyncCacheApi

Retrieve a value from the cache, or set it from a default Callable function.

The value has no expiration.

Specified by:

getOrElseUpdate in interface SyncCacheApi

Type Parameters:

T - the type of the value

Parameters:

key - Item key.

block - block returning value to set if key does not exist

Returns:

the value

set

public void set(java.lang.String key,
                java.lang.Object value,
                int expiration)

Description copied from interface: SyncCacheApi

Sets a value with expiration.

Specified by:

set in interface SyncCacheApi

Parameters:

key - Item key.

value - The value to set.

expiration - expiration in seconds

set

public void set(java.lang.String key,
                java.lang.Object value)

Description copied from interface: SyncCacheApi

Sets a value without expiration.

Specified by:

set in interface SyncCacheApi

Parameters:

key - Item key.

value - The value to set.

remove

public void remove(java.lang.String key)

Description copied from interface: SyncCacheApi

Removes a value from the cache.

Specified by:

remove in interface SyncCacheApi

Parameters:

key - The key to remove the value for.