001/* 002 * (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nuxeo - initial API and implementation 016 * 017 * $Id$ 018 */ 019 020package org.nuxeo.ecm.platform.ui.web.directory; 021 022import java.io.Serializable; 023 024import org.apache.commons.lang.StringUtils; 025 026/** 027 * This class represents a list of directory items { item1, item2, item3, .. }, where item <i> represents the item 028 * selected for combo with index i in a chain. The value of a chain select is a list of Selection objects. 029 * 030 * @author <a href="mailto:glefter@nuxeo.com">George Lefter</a> 031 */ 032 033public class Selection implements Serializable { 034 035 private static final long serialVersionUID = 2448256162710214563L; 036 037 private final DirectorySelectItem[] columns; 038 039 public Selection(DirectorySelectItem[] columns) { 040 this.columns = columns; 041 } 042 043 public DirectorySelectItem[] getColumns() { 044 return columns; 045 } 046 047 public DirectorySelectItem getColumn(int i) { 048 return columns[i]; 049 } 050 051 public String getColumnValue(int i) { 052 if (i >= columns.length || columns[i] == null) { 053 return null; 054 } 055 return (String) columns[i].getValue(); 056 } 057 058 public String[] getValues() { 059 String[] values = new String[columns.length]; 060 for (int i = 0; i < columns.length; i++) { 061 values[i] = (String) columns[i].getValue(); 062 } 063 return values; 064 } 065 066 public String getValue() { 067 return getValue(null); 068 } 069 070 public String getValue(String keySeparator) { 071 String[] values = getValues(); 072 return StringUtils.join(values, keySeparator != null ? keySeparator : ChainSelect.DEFAULT_KEY_SEPARATOR); 073 } 074 075 public String[] getLabels() { 076 String[] labels = new String[columns.length]; 077 for (int i = 0; i < columns.length; i++) { 078 labels[i] = columns[i].getLabel(); 079 } 080 return labels; 081 } 082 083 public String getParentKey(int index, boolean qualifiedParentKeys, String keySeparator) { 084 if (index == 0) { 085 return null; 086 } 087 088 String parentValue = null; 089 if (qualifiedParentKeys) { 090 String[] keys = new String[index]; 091 for (int i = 0; i < index; i++) { 092 keys[i] = getColumnValue(i); 093 } 094 parentValue = StringUtils.join(keys, keySeparator != null ? keySeparator 095 : ChainSelect.DEFAULT_KEY_SEPARATOR); 096 } else { 097 parentValue = getColumnValue(index - 1); 098 } 099 100 return parentValue; 101 } 102 103 @Override 104 public String toString() { 105 return getValue(null); 106 } 107 108 /** 109 * @return 110 */ 111 public int getSize() { 112 return columns.length; 113 } 114 115}