001/* 002 * (C) Copyright 2006-2008 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 * bstefanescu 016 * 017 * $Id$ 018 */ 019 020package org.nuxeo.ecm.webengine.ui.tree.document; 021 022import org.apache.commons.logging.Log; 023import org.apache.commons.logging.LogFactory; 024import org.nuxeo.ecm.core.api.CoreSession; 025import org.nuxeo.ecm.core.api.DocumentModel; 026import org.nuxeo.ecm.core.api.DocumentModelList; 027import org.nuxeo.ecm.core.api.repository.Repository; 028import org.nuxeo.ecm.webengine.ui.tree.ContentProvider; 029 030/** 031 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 032 */ 033// FIXME: properly handle exceptions 034public class DocumentContentProvider implements ContentProvider { 035 036 private static final Log log = LogFactory.getLog(DocumentContentProvider.class); 037 038 private static final long serialVersionUID = 1L; 039 040 protected CoreSession session; 041 042 public DocumentContentProvider(CoreSession session) { 043 this.session = session; 044 } 045 046 public void setSession(CoreSession session) { 047 this.session = session; 048 } 049 050 public CoreSession getSession() { 051 return session; 052 } 053 054 public Object[] getElements(Object input) { 055 if (input instanceof Repository) { 056 return new DocumentModel[] { session.getRootDocument() }; 057 } else { // may be a document 058 return getChildren(input); 059 } 060 } 061 062 public Object[] getChildren(Object obj) { 063 if (obj instanceof DocumentModel) { 064 DocumentModelList list = session.getChildren(((DocumentModel) obj).getRef()); 065 return list.toArray(new DocumentModel[list.size()]); 066 } 067 return null; 068 } 069 070 public boolean isContainer(Object obj) { 071 if (obj instanceof DocumentModel) { 072 return ((DocumentModel) obj).isFolder(); 073 } 074 return false; 075 } 076 077 public String getLabel(Object obj) { 078 if (obj instanceof DocumentModel) { 079 return ((DocumentModel) obj).getTitle(); 080 } 081 return null; 082 } 083 084 public String[] getFacets(Object object) { 085 return null; 086 } 087 088 public String getName(Object obj) { 089 if (obj instanceof DocumentModel) { 090 return ((DocumentModel) obj).getName(); 091 } 092 return null; 093 } 094 095}