io.vertigo.dynamo.plugins.kvstore.delayedmemory

Class DelayedMemoryKVStorePlugin

java.lang.Object

io.vertigo.dynamo.plugins.kvstore.delayedmemory.DelayedMemoryKVStorePlugin

All Implemented Interfaces:

KVStorePlugin, Component, Plugin

public final class DelayedMemoryKVStorePlugin
extends Object
implements KVStorePlugin

Memory implementation of UiSecurityTokenCachePlugin. This store ISN'T transactional !! Purge is garantee by Timer every minute.

Author:

pchretien, npiedeloup

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DelayedMemoryKVStorePlugin.RemoveTooOldElementsDaemon

Constructor Summary

Constructors

Constructor and Description
DelayedMemoryKVStorePlugin(String collections, DaemonManager daemonManager, int timeToLiveSeconds) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear(String collection) Removes all elements from a collection.
int	count(String collection)
<C> Option<C>	find(String collection, String key, Class<C> clazz) Finds the optional element to which the id is mapped inside the specified collection.
<C> List<C>	findAll(String collection, int skip, Integer limit, Class<C> clazz) Finds all elements contained inside the specified collection.
List<String>	getCollections() Returns the list of collections managed by this plugin.
void	put(String collection, String key, Object element) Adds an element defined by an id in a collection.
void	remove(String collection, String key) Removes an element defined by an id from a collection.

Methods inherited from class java.lang.Object

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

Constructor Detail

DelayedMemoryKVStorePlugin

@Inject
public DelayedMemoryKVStorePlugin(@Named(value="collections")
                                 String collections,
                                 DaemonManager daemonManager,
                                 @Named(value="timeToLiveSeconds")
                                 int timeToLiveSeconds)

Constructor.

Parameters:

collections - List of collections managed by this plugin (comma separated)

daemonManager - Manager des daemons

timeToLiveSeconds - life time of elements (seconde)

Method Detail

getCollections

public List<String> getCollections()

Returns the list of collections managed by this plugin.

Specified by:

getCollections in interface KVStorePlugin

Returns:

list of collections;

count

public int count(String collection)

Specified by:

count in interface KVStorePlugin

Parameters:

collection - the collection

Returns:

count of elements into collection

put

public void put(String collection,
       String key,
       Object element)

Adds an element defined by an id in a collection.

Specified by:

put in interface KVStorePlugin

Parameters:

collection - the collection

key - the id

element - the element

remove

public void remove(String collection,
          String key)

Removes an element defined by an id from a collection. If the collection doesn't contain the is then a exception is thrown.

Specified by:

remove in interface KVStorePlugin

Parameters:

collection - the collection

key - the id

clear

public void clear(String collection)

Removes all elements from a collection.

Specified by:

clear in interface KVStorePlugin

Parameters:

collection - the collection

find

public <C> Option<C> find(String collection,
                 String key,
                 Class<C> clazz)

Finds the optional element to which the id is mapped inside the specified collection. If the element is not found then an empty option is returned.

Specified by:

find in interface KVStorePlugin

Type Parameters:

C - Element type

Parameters:

collection - the collection

key - the id

clazz - the type of the searched element

Returns:

the option

findAll

public <C> List<C> findAll(String collection,
                  int skip,
                  Integer limit,
                  Class<C> clazz)

Finds all elements contained inside the specified collection.

Specified by:

findAll in interface KVStorePlugin

Type Parameters:

C - Element type

Parameters:

collection - the collection

skip - the position from which the elements are returned

limit - the limit size of elements

Returns:

the list of elements.