/**
* Abiquo community edition
* cloud management application for hybrid clouds
* Copyright (C) 2008-2010 - Abiquo Holdings S.L.
*
* This application is free software; you can redistribute it and/or
* modify it under the terms of the GNU LESSER GENERAL PUBLIC
* LICENSE as published by the Free Software Foundation under
* version 3 of the License
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* LESSER GENERAL PUBLIC LICENSE v.3 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
package com.abiquo.abiserver.persistence;
import java.io.Serializable;
import java.util.List;
import java.util.Map;
/**
* Extended functionality for the DAO pattern.
*
* @param <T> The type of the object managed by this DAO.
* @author ibarrera
*/
public interface DAO<T, ID extends Serializable> extends Crudable<T, ID>
{
/**
* Executes a Named Query.
*
* @param name The name of the query.
* @return The results of the query.
*/
public List<T> findByNamedQuery(final String name);
/**
* Executes a Named Query.
*
* @param name The name of the query.
* @param params The query parameters.
* @return The results of the query.
*/
public List<T> findByNamedQuery(final String name, final Map<String, ? > params);
/**
* Executes a Named Query.
*
* @param name The name of the query.
* @return The unique result
*/
public T findUniqueByNamedQuery(final String name);
/**
* Executes a Named Query
*
* @param name The name of the query.
* @param params The query parameters.
* @return The unique result
*/
public T findUniqueByNamedQuery(final String name, final Map<String, ? > params);
/**
* Executes a Named Query.
* <p>
* This method does not support collections as a query parameter, since collection parameters
* always have to be named.
*
* @param name The name of the query.
* @param params The query parameters.
* @return The results of the query.
*/
public List<T> findByNamedQuery(final String name, final Object... params);
/**
* Find objects by a given property and value.
*
* @param property The property used to filter.
* @param value The value of the property.
* @return The results of the filter.
*/
public List<T> findByProperty(final String property, final Object value);
/**
* Find objects by a given property and value.
*
* @param property The property used to filter.
* @param value The value of the property.
* @return The results of the filter.
*/
public T findUniqueByProperty(final String property, final Object value);
/**
* Find objects by a given properties and values.
*
* @param properties The properties used to filter.
* @param values The values of the properties.
* @return The results of the filter.
*/
public List<T> findByProperties(final String[] properties, final Object[] values);
/**
* Find objects by a given properties and values.
*
* @param properties The properties used to filter.
* @param values The values of the properties.
* @return The results of the filter.
*/
public T findUniqueByProperties(final String[] properties, final Object[] values);
}