HibernateDao (Randomcoder Website 2.5.0 API)

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org.randomcoder.dao.hibernate
Class HibernateDao<T,PK extends Serializable>

java.lang.Object
  org.randomcoder.dao.hibernate.HibernateDao<T,PK>

All Implemented Interfaces:: CreatableDao<T,PK>, CrudDao<T,PK>, DeletableDao<T,PK>, FinderExecutor, ReadableDao<T,PK>, UpdatableDao<T,PK>

Direct Known Subclasses:: CardSpaceSeenTokenDaoImpl, TagDaoImpl

public class HibernateDao<T,PK extends Serializable>
extends Object
implements CrudDao<T,PK>, FinderExecutor
extends Object
implements CrudDao<T,PK>, FinderExecutor

Hibernate implementation of CrudDao.

Inspired by Per Mellqvist's IBM developerWorks article, Don't repeat the DAO!.

 Copyright (c) 2006, Craig Condit. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
 
   * Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice,
     this list of conditions and the following disclaimer in the documentation
     and/or other materials provided with the distribution.
     
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 POSSIBILITY OF SUCH DAMAGE.

Constructor Summary
`HibernateDao(Class<T> type)`

Method Summary
`int`	`count(Method method, Object[] args)` Gets a count of objects
`PK`	`create(T o)` Create a new instance of <T>
`void`	`delete(T o)` Deletes an object
`Object`	`find(Method method, Object[] args)` Find a single object
`protected Session`	`getSession()` Gets the current Hibernate session from the session factory.
`Iterator<T>`	`iterate(Method method, Object[] args)` Get an iterator of objects
`Iterator<T>`	`iterate(Method method, Object[] args, int start, int limit)` Get an iterator of objects
`List<T>`	`list(Method method, Object[] args)` Get a list of objects
`List<T>`	`list(Method method, Object[] args, int start, int limit)` Get a list of objects
`T`	`read(PK id)` Load an instance of <T> by primary key
`void`	`setSessionFactory(SessionFactory sessionFactory)` Sets the session factory implementation to use.
`void`	`update(T o)` Updates an object

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

HibernateDao

public HibernateDao(Class<T> type)

Method Detail

setSessionFactory

public void setSessionFactory(SessionFactory sessionFactory)

Sets the session factory implementation to use.

Parameters:: sessionFactory - session factory

create

public PK create(T o)

Description copied from interface: CreatableDao

Create a new instance of <T>

Specified by:: create in interface CreatableDao<T,PK extends Serializable>

Parameters:: o - new class instance to save
Returns:: primary key

read

public T read(PK id)

Description copied from interface: ReadableDao

Load an instance of <T> by primary key

Specified by:: read in interface ReadableDao<T,PK extends Serializable>

Parameters:: id - primary key
Returns:: object instance

update

public void update(T o)

Description copied from interface: UpdatableDao

Updates an object

Specified by:: update in interface UpdatableDao<T,PK extends Serializable>

Parameters:: o - object to update

delete

public void delete(T o)

Description copied from interface: DeletableDao

Deletes an object

Specified by:: delete in interface DeletableDao<T,PK extends Serializable>

Parameters:: o - object to delete