net.ontopia.persistence.proxy
Interface ClassAccessIF

All Known Implementing Classes:

SQLBatchObjectAccess, SQLCollectionAccess, SQLObjectAccess

public interface ClassAccessIF

INTERNAL: Interface for accessing class instances in the database. This include loading, creating, and deleting objects.

Method Summary

void	create(ObjectAccessIF oaccess, Object object) INTERNAL: Creates the new object in the database.
void	delete(ObjectAccessIF oaccess, Object object) INTERNAL: Deletes the object identity from the database.
boolean	load(AccessRegistrarIF registrar, IdentityIF identity) INTERNAL: Loads the object identity from the database.
Object	loadField(AccessRegistrarIF registrar, IdentityIF identity, int field) INTERNAL: Loads the specified object field for the given identity from the database.
Object	loadFieldMultiple(AccessRegistrarIF registrar, Collection identities, IdentityIF current, int field) INTERNAL: Loads the specified object field for the given identitys from the database.
void	storeDirty(ObjectAccessIF oaccess, Object object) INTERNAL: Stores object fields that are dirty in the database.

Method Detail

load

boolean load(AccessRegistrarIF registrar,
             IdentityIF identity)
             throws Exception

INTERNAL: Loads the object identity from the database.

Returns:

true if object was found in the data store, false otherwise.

Throws:

Exception

loadField

Object loadField(AccessRegistrarIF registrar,
                 IdentityIF identity,
                 int field)
                 throws Exception

INTERNAL: Loads the specified object field for the given identity from the database.

Throws:

Exception

loadFieldMultiple

Object loadFieldMultiple(AccessRegistrarIF registrar,
                         Collection identities,
                         IdentityIF current,
                         int field)
                         throws Exception

INTERNAL: Loads the specified object field for the given identitys from the database.

Throws:

Exception

create

void create(ObjectAccessIF oaccess,
            Object object)
            throws Exception

INTERNAL: Creates the new object in the database. Note that the object identity can be extracted from the object using the supplied object access instance.

Throws:

Exception

delete

void delete(ObjectAccessIF oaccess,
            Object object)
            throws Exception

INTERNAL: Deletes the object identity from the database.

Throws:

Exception

storeDirty

void storeDirty(ObjectAccessIF oaccess,
                Object object)
                throws Exception

INTERNAL: Stores object fields that are dirty in the database. Note that the object identity can be extracted from the object using the supplied object access instance.

Throws:

Exception