001/* 
002 * JKNIV, whinstone one contract to access your database.
003 * 
004 * Copyright (C) 2017, the original author or authors.
005 *
006 * This library is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 2.1 of the License.
010 * 
011 * This library is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014 * Lesser General Public License for more details.
015 * 
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with this library; if not, write to the Free Software Foundation, Inc., 
018 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
019 */
020package net.sf.jkniv.whinstone;
021
022/**
023 * Represents a filter to select the items.
024 *
025 * @param <T> the type of the items to be filtered
026 *
027 * @since 0.6.6
028 */
029public interface Filter<T>
030{
031
032    /**
033     * Search the items that attend the filter
034     * @param item items from database query
035     * @return {@code true} when the item match with filter, {@code false} othewise
036     */
037    boolean isEqual(T item);
038}