oracle.jbo.datasource
Interface EntityDataSource

All Known Implementing Classes:

SampleEODataSourceImpl, SIEODataSourceImpl, WSEODataSourceImpl

public interface EntityDataSource

Method Summary

void	delete(Entity eo) Delete an entity.
AttributeList	findByPrimaryKey(EntityDefImpl entityDef, Key key) Look up the entity by the key.
AttributeList[]	findByPrimaryKeys(EntityDefImpl entityDef, Key[] keys) Look up the entities by the array of the keys.
void	insert(Entity eo) Insert an entity.
void	process(int op, java.util.ArrayList<Entity> entities) Process CRUD operations for a list of entities.
void	update(Entity eo) Update an entity.

Method Detail

findByPrimaryKey

AttributeList findByPrimaryKey(EntityDefImpl entityDef,
                               Key key)

Look up the entity by the key.

Parameters:

key - The key of the entity being searched.

Returns:

The AttributeList with the key.

findByPrimaryKeys

AttributeList[] findByPrimaryKeys(EntityDefImpl entityDef,
                                  Key[] keys)

Look up the entities by the array of the keys.

Parameters:

keys - The array of the key to be searched.

Returns:

The array of AttributeList with the keys.

insert

void insert(Entity eo)

Insert an entity.

Parameters:

eo - The Entity to be inserted.

update

void update(Entity eo)

Update an entity.

Parameters:

eo - Then entity to be updated.

delete

void delete(Entity eo)

Delete an entity.

Parameters:

eo - The entity to be deleted.

process

void process(int op,
             java.util.ArrayList<Entity> entities)

Process CRUD operations for a list of entities. It will be called when entity is specified BatchThreshold option and the number of posted entities is more than BatchThreshold

Parameters:

op - The type of the operation. It can be EntityImpl.DML_DELTE, EntityImpl.DML_INSERT, and EntityImpl.DML_UPDATE.

entities - a list of entity objects