anyframe.core.basis.dao
Interface GenericDao<T,PK extends Serializable>

Type Parameters:

T - a type variable

PK - the primary key for that type

All Known Implementing Classes:

GenericDaoHibernate, GenericDaoQuery

public interface GenericDao<T,PK extends Serializable>

Generic DAO (Data Access Object) with common methods to CRUD POJOs.

Extend this interface if you want typesafe (no casting necessary) DAO's for your domain objects.

Author:

Bryan Noll, modified by SooYeon Park

Method Summary

boolean	exists(PK id) Checks for existence of an object of type T using the id arg.
T	get(PK id) Generic method to get an object based on class and identifier.
Page	getList(SearchVO searchVO) Generic method to get object list based on search condition and search keyword
void	remove(PK id) Generic method to delete an object based on class and id
T	save(T object) Generic method to save an object - handles both update and insert.

Method Detail

get

T get(PK id)
      throws Exception

Generic method to get an object based on class and identifier. An ObjectRetrievalFailureException Runtime Exception is thrown if nothing is found.

Parameters:

id - the identifier (primary key) of the object to get

Returns:

a populated object

Throws:

Exception

See Also:

ObjectRetrievalFailureException

exists

boolean exists(PK id)
               throws Exception

Checks for existence of an object of type T using the id arg.

Parameters:

id - the id of the entity

Returns:

- true if it exists, false if it doesn't

Throws:

Exception

save

T save(T object)
       throws Exception

Generic method to save an object - handles both update and insert.

Parameters:

object - the object to save

Returns:

the persisted object

Throws:

Exception

remove

void remove(PK id)
            throws Exception

Generic method to delete an object based on class and id

Parameters:

id - the identifier (primary key) of the object to remove

Throws:

Exception

getList

Page getList(SearchVO searchVO)
             throws Exception

Generic method to get object list based on search condition and search keyword

Parameters:

searchVO - search condition and search keyword

Throws:

Exception