Java tutorial
/* * Copyright (C) 2015 Kaspar Tint * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package com.playonlinux.library; import java.util.function.Predicate; import org.apache.commons.lang.StringUtils; import com.playonlinux.library.entities.InstalledApplicationEntity; /** * Filter for installed applications in the MainWindow */ public class LibraryFilter implements Predicate<InstalledApplicationEntity> { private final String name; public LibraryFilter(String name) { this.name = name; } @Override public boolean test(InstalledApplicationEntity item) { // We want to return the whole list for EMPTY search string. Otherwise compare strings. return !StringUtils.isNotBlank(name) || item.getName().toLowerCase().contains(name); } }