/*
* #%L
* Lapis JSF Exporter - Test WAR
* %%
* Copyright (C) 2013 - 2015 Lapis Software Associates
* %%
* 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.
* #L%
*/
package com.lapis.jsfexporter.test;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Random;
import javax.annotation.PostConstruct;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ViewScoped;
import org.primefaces.model.LazyDataModel;
import org.primefaces.model.SortMeta;
import org.primefaces.model.SortOrder;
@ManagedBean
@ViewScoped
public class LazyTableBean {
private static final String[] COLORS = new String[]
{"Black", "White", "Green", "Red", "Blue", "Orange", "Silver", "Yellow", "Brown", "Maroon"};
private static final String[] MAKES = new String[]
{"Mercedes", "BMW", "Volvo", "Audi", "Renault", "Opal", "Volkswagen", "Chrysler", "Ferrari", "Ford"};
private LazyCarModel model;
@PostConstruct
protected void init() {
model = new LazyCarModel();
}
public LazyCarModel getModel() {
return model;
}
private class LazyCarModel extends LazyDataModel<Car> {
private static final long serialVersionUID = 1L;
private List<Car> cars;
public LazyCarModel() {
Random rng = new Random();
cars = new ArrayList<Car>();
for (int i = 0; i < 50; i++) {
cars.add(new Car(MAKES[rng.nextInt(10)], COLORS[rng.nextInt(10)], 1970 + rng.nextInt(43), new BigDecimal(rng.nextInt(100000))));
}
}
@Override
public List<Car> load(int first, int pageSize, List<SortMeta> multiSortMeta, Map<String, Object> filters) {
return cars.subList(first, Math.min(cars.size(), first + pageSize));
}
@Override
public List<Car> load(int first, int pageSize, String sortField, SortOrder sortOrder, Map<String, Object> filters) {
return load(first, pageSize, null, filters);
}
@Override
public int getRowCount() {
return cars.size();
}
}
}