/*
* Copyright 2008-2011 Jose Luis Martin
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jdal.dao;
import java.io.Serializable;
import java.util.List;
/**
* Simple interface to get data by pages
*
* @author Jose Luis Martin - (jlm@joseluismartin.info)
*/
public interface PageableDataSource<T> {
/**
* Fill and return a page of data
* @return the page
*/
public <K> Page<K> getPage(Page<K> page);
/**
* Gets a List with keys of page
* @param page
* @return List with keys
*/
public List<Serializable> getKeys(Page<T> page);
}