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.list; 018 019import java.util.List; 020 021import org.apache.wicket.model.CompoundPropertyModel; 022import org.apache.wicket.model.IModel; 023 024 025/** 026 * Simple ListVew subclass that wraps its item models in a {@link CompoundPropertyModel}. Useful for 027 * lists where the item components will be mapped through property expressions. 028 * 029 * @author Nathan Hamblen 030 * 031 * @param <T> 032 * type of elements contained in the model's list 033 */ 034public abstract class PropertyListView<T> extends ListView<T> 035{ 036 /** 037 * 038 */ 039 private static final long serialVersionUID = 1L; 040 041 /** 042 * Construct without model, assume bound externally. 043 * 044 * @param id 045 * Wicket id 046 */ 047 public PropertyListView(final String id) 048 { 049 super(id); 050 } 051 052 /** 053 * Construct with a model. 054 * 055 * @param id 056 * Wicket id 057 * @param model 058 * wrapping a List 059 */ 060 public PropertyListView(final String id, final IModel<? extends List<T>> model) 061 { 062 super(id, model); 063 } 064 065 /** 066 * Construct with a "small," unmodeled List. The object can not be detached and will reside in 067 * the session, but is convenient for lists of a limited size. 068 * 069 * @param id 070 * Wicket id 071 * @param list 072 * unmodeled List 073 */ 074 public PropertyListView(final String id, final List<T> list) 075 { 076 super(id, list); 077 } 078 079 /** 080 * Wraps a ListItemModel in a CompoundPropertyModel. 081 * 082 * @param model 083 * @param index 084 * @return a CompoundPropertyModel wrapping a ListItemModel 085 */ 086 @Override 087 protected IModel<T> getListItemModel(final IModel<? extends List<T>> model, final int index) 088 { 089 return new CompoundPropertyModel<T>(super.getListItemModel(model, index)); 090 } 091}