org.jboss.aerogear.android.impl.datamanager

Class MemoryStorage<T>

java.lang.Object

org.jboss.aerogear.android.impl.datamanager.MemoryStorage<T>

All Implemented Interfaces:

Store<T>

public class MemoryStorage<T>
extends Object
implements Store<T>

Memory implementation of Store Store.

Constructor Summary

Constructors

Constructor and Description
MemoryStorage(IdGenerator idGenerator)

Method Summary

Methods

Modifier and Type	Method and Description
StoreType	getType() Returns the type of the underlying 'store implementation'
boolean	isEmpty() Checks if the storage system contains no stored elements.
T	read(Serializable id) Reads a specific object/record from the underlying storage system.
Collection<T>	readAll() Reads all the data from the underlying storage system.
List<T>	readWithFilter(ReadFilter filter) Search for objects/records from the underlying storage system.
void	remove(Serializable id) Removes a specific object/record from the underlying storage system.
void	reset() Resets the entire storage system.
void	save(T item) Saves the given object in the underlying storage system.

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryStorage

public MemoryStorage(IdGenerator idGenerator)

Method Detail

getType

public StoreType getType()

Returns the type of the underlying 'store implementation'

Specified by:

getType in interface Store<T>

Returns:

StoreType

readAll

public Collection<T> readAll()

Reads all the data from the underlying storage system.

Specified by:

readAll in interface Store<T>

Returns:

List of T

read

public T read(Serializable id)

Reads a specific object/record from the underlying storage system.

Specified by:

read in interface Store<T>

Parameters:

id - id from the desired object

Returns:

T

save

public void save(T item)

Description copied from interface: Store

Saves the given object in the underlying storage system.

Specified by:

save in interface Store<T>

Parameters:

item - Object to save

reset

public void reset()

Resets the entire storage system.

Specified by:

reset in interface Store<T>

remove

public void remove(Serializable id)

Removes a specific object/record from the underlying storage system.

Specified by:

remove in interface Store<T>

Parameters:

id - Id of item to remote

isEmpty

public boolean isEmpty()

Checks if the storage system contains no stored elements.

Specified by:

isEmpty in interface Store<T>

Returns:

true if the storage is empty, otherwise false.

readWithFilter

public List<T> readWithFilter(ReadFilter filter)

Search for objects/records from the underlying storage system.

Specified by:

readWithFilter in interface Store<T>

Parameters:

filter - a filter to use to fetch an object

Returns:

List SHOULD NOT BE NULL

Throws:

IllegalArgumentException - if filter.query has nested objects