org.jboss.aerogear.android.datamanager

Interface Store<T>

All Known Implementing Classes:

EncryptedMemoryStore, EncryptedSQLStore, MemoryStorage, SQLStore

public interface Store<T>

Represents an abstraction layer for a storage system.

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.

Method Detail

getType

StoreType getType()

Returns the type of the underlying 'store implementation'

Returns:

StoreType

readAll

Collection<T> readAll()

Reads all the data from the underlying storage system.

Returns:

List of T

read

T read(Serializable id)

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

Parameters:

id - id from the desired object

Returns:

T

readWithFilter

List<T> readWithFilter(ReadFilter filter)

Search for objects/records from the underlying storage system.

Parameters:

filter - a filter to use to fetch an object

Returns:

a list of elements, should not be null.

save

void save(T item)

Saves the given object in the underlying storage system.

Parameters:

item - Object to save

reset

void reset()

Resets the entire storage system.

remove

void remove(Serializable id)

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

Parameters:

id - Id of item to remote

isEmpty

boolean isEmpty()

Checks if the storage system contains no stored elements.

Returns:

true if the storage is empty, otherwise false.