info.joseluismartin.vaadin.data.EntityItemIdStrategy Maven / Gradle / Ivy
/*
* Copyright 2009-2011 the original author or authors.
*
* 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 info.joseluismartin.vaadin.data;
import info.joseluismartin.dao.Page;
import info.joseluismartin.service.PersistentService;
import java.io.Serializable;
import java.util.Collection;
import com.vaadin.data.Item;
import com.vaadin.data.Container.ItemSetChangeEvent;
/**
* @author Jose Luis Martin - ([email protected])
*
*/
public class EntityItemIdStrategy implements ItemIdStrategy {
ContainerDataSource containerDataSource;
/**
* {@inheritDoc}
*/
public Object firstItemId() {
return containerDataSource.getIdByIndex(0);
}
/**
* {@inheritDoc}
*/
public Object getIdByIndex(int index) {
return containerDataSource.getItemByIndex(index);
}
/**
* {@inheritDoc}
*/
@SuppressWarnings("unchecked")
public Collection getItemIds() {
Page