001/* 002 * (C) Copyright 2006-2007 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 */ 017package org.nuxeo.ecm.diff.content.adapter.factories; 018 019import org.nuxeo.ecm.core.api.DocumentModel; 020import org.nuxeo.ecm.core.api.blobholder.BlobHolder; 021import org.nuxeo.ecm.diff.content.ContentDiffAdapter; 022import org.nuxeo.ecm.diff.content.adapter.ContentDiffAdapterFactory; 023import org.nuxeo.ecm.diff.content.adapter.base.ConverterBasedContentDiffAdapter; 024 025/** 026 * Content diff adapter factory for all documents that have the file schema. 027 * 028 * @author Antoine taillefer 029 * @since 5.6 030 */ 031public class FileBasedContentDiffAdapterFactory implements ContentDiffAdapterFactory { 032 033 public ContentDiffAdapter getAdapter(DocumentModel doc) { 034 ConverterBasedContentDiffAdapter adapter = new ConverterBasedContentDiffAdapter(); 035 adapter.setAdaptedDocument(doc); 036 BlobHolder bh = doc.getAdapter(BlobHolder.class); 037 if (bh == null) { 038 if (doc.hasSchema("file")) { 039 adapter.setDefaultContentDiffFieldXPath("file:content"); 040 } else { 041 // Has "files" schema, set xpath to first blob as default 042 adapter.setDefaultContentDiffFieldXPath("files:files/0/file"); 043 } 044 } 045 return adapter; 046 } 047 048}