001/* 002 * (C) Copyright 2006-2008 Nuxeo SA (http://nuxeo.com/) and others. 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 * 016 * Contributors: 017 * bstefanescu 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.webengine.ui.tree.document; 023 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.nuxeo.ecm.core.api.CoreSession; 027import org.nuxeo.ecm.core.api.DocumentModel; 028import org.nuxeo.ecm.core.api.DocumentModelList; 029import org.nuxeo.ecm.core.api.repository.Repository; 030import org.nuxeo.ecm.webengine.ui.tree.ContentProvider; 031 032/** 033 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 034 */ 035// FIXME: properly handle exceptions 036public class DocumentContentProvider implements ContentProvider { 037 038 private static final Log log = LogFactory.getLog(DocumentContentProvider.class); 039 040 private static final long serialVersionUID = 1L; 041 042 protected CoreSession session; 043 044 public DocumentContentProvider(CoreSession session) { 045 this.session = session; 046 } 047 048 public void setSession(CoreSession session) { 049 this.session = session; 050 } 051 052 public CoreSession getSession() { 053 return session; 054 } 055 056 @Override 057 public Object[] getElements(Object input) { 058 if (input instanceof Repository) { 059 return new DocumentModel[] { session.getRootDocument() }; 060 } else { // may be a document 061 return getChildren(input); 062 } 063 } 064 065 @Override 066 public Object[] getChildren(Object obj) { 067 if (obj instanceof DocumentModel) { 068 DocumentModelList list = session.getChildren(((DocumentModel) obj).getRef()); 069 return list.toArray(new DocumentModel[list.size()]); 070 } 071 return null; 072 } 073 074 @Override 075 public boolean isContainer(Object obj) { 076 if (obj instanceof DocumentModel) { 077 return ((DocumentModel) obj).isFolder(); 078 } 079 return false; 080 } 081 082 @Override 083 public String getLabel(Object obj) { 084 if (obj instanceof DocumentModel) { 085 return ((DocumentModel) obj).getTitle(); 086 } 087 return null; 088 } 089 090 @Override 091 public String[] getFacets(Object object) { 092 return null; 093 } 094 095 @Override 096 public String getName(Object obj) { 097 if (obj instanceof DocumentModel) { 098 return ((DocumentModel) obj).getName(); 099 } 100 return null; 101 } 102 103}