001/* 002 * Copyright 2018 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.plugins.repository.data.holder.group.impl; 017 018import java.util.List; 019 020import org.ametys.plugins.repository.data.repositorydata.RepositoryData; 021import org.ametys.plugins.repository.model.RepeaterDefinition; 022 023/** 024 * Class for model aware repeaters 025 */ 026public class ModelAwareRepeater extends AbstractRepeater 027{ 028 /** Definition of this repeater */ 029 protected RepeaterDefinition _definition; 030 031 /** 032 * Creates a model aware repeater 033 * @param repositoryData the repository data of the repeater 034 * @param definition the definition of the repeater 035 */ 036 public ModelAwareRepeater(RepositoryData repositoryData, RepeaterDefinition definition) 037 { 038 super(repositoryData); 039 _definition = definition; 040 } 041 042 @SuppressWarnings("unchecked") 043 @Override 044 public List<? extends ModelAwareRepeaterEntry> getEntries() 045 { 046 return (List< ? extends ModelAwareRepeaterEntry>) super.getEntries(); 047 } 048 049 public ModelAwareRepeaterEntry getEntry(int position) 050 { 051 if (1 <= position && position <= getSize()) 052 { 053 RepositoryData entryRepositoryData = _repositoryData.getRepositoryData(String.valueOf(position)); 054 return new ModelAwareRepeaterEntry(entryRepositoryData, _definition); 055 } 056 else if (-getSize() < position && position <= 0) 057 { 058 // Find the positive equivalent position and call the getEntry method with this position 059 return getEntry(getSize() + position); 060 } 061 else 062 { 063 return null; 064 } 065 } 066}