/*
* Copyright 2012 Objectos, Fábrica de Software LTDA.
*
* 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 br.com.objectos.comuns.sitebricks;
import java.util.List;
import br.com.objectos.comuns.relational.search.Page;
import br.com.objectos.comuns.relational.search.SimplePage;
/**
* @author marcio.endo@objectos.com.br (Marcio Endo)
*/
public class Pages {
private Pages() {
}
public static <T> List<T> limit(List<T> list, Page page) {
page = page != null ? page : new SimplePage();
int size = list.size();
int firstIndex = page.getFirstIndex();
firstIndex = firstIndex >= size ? size : firstIndex;
int length = page.getLength();
int lastIndex = firstIndex + length;
lastIndex = lastIndex >= size ? size : lastIndex;
return list.subList(firstIndex, lastIndex);
}
}