Package org.hippoecm.frontend.model.ocm

Interface IStore<T>

Type Parameters:

T -

All Superinterfaces:

org.apache.wicket.util.io.IClusterable, Serializable

All Known Subinterfaces:

ITypeStore

All Known Implementing Classes:

BuiltinTypeStore

public interface IStore<T>
extends org.apache.wicket.util.io.IClusterable

Store and retrieve objects. It uses a lifecycle for objects that requires them to be saved explicitly. The ids that are used must not be interpreted.

Method Summary

Modifier and Type	Method	Description
void	delete(T object)	Remove an object from storage.
Iterator<T>	find(Map<String,Object> criteria)	Search for objects that meet the specified criteria.
T	load(String id)	Load an object by its id.
String	save(T object)	Store an object.

Method Details

find

Iterator<T> find(Map<String,Object> criteria)
          throws StoreException

Search for objects that meet the specified criteria.

Parameters:

criteria -

Returns:

iterator over objects that meet the criteria

Throws:

StoreException

load

T load(String id)
throws StoreException

Load an object by its id. A StoreException is thrown if the object cannot be found.

Parameters:

id -

Returns:

object with the specified id

Throws:

StoreException

save

String save(T object)
     throws StoreException

Store an object. The object need not be created by the store, it only needs to conform to the interface T. An id is generated for the object when one did not exist yet, otherwise the existing id is returned.

Parameters:

object -

Returns:

id of the object

Throws:

StoreException

delete

void delete(T object)
     throws StoreException

Remove an object from storage.

Parameters:

object -

Throws:

StoreException