001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.markup.html.navigation.paging; 018 019/** 020 * represents a countable amount of items that can be paginated. each page except the last one will 021 * contain an equal number of items. 022 */ 023public interface IPageableItems extends IPageable 024{ 025 /** 026 * Gets the total number of items this object has. 027 * 028 * @return The total number of items this object has. 029 */ 030 long getItemCount(); 031 032 /** 033 * maximum number of visible items per page 034 * 035 * @return number of items 036 */ 037 long getItemsPerPage(); 038 039 /** 040 * set the maximum number of visible items per page 041 * 042 * @param itemsPerPage 043 */ 044 void setItemsPerPage(long itemsPerPage); 045 046}