001/* 002 * (C) Copyright 2006-2011 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 * Nuxeo - initial API and implementation 018 * 019 */ 020 021package org.nuxeo.ecm.automation.server.jaxrs.batch; 022 023import javax.servlet.http.HttpServletRequest; 024 025import org.codehaus.jackson.node.ObjectNode; 026import org.nuxeo.ecm.automation.core.util.JSONBlobDecoder; 027import org.nuxeo.ecm.core.api.Blob; 028import org.nuxeo.ecm.webengine.jaxrs.context.RequestCleanupHandler; 029import org.nuxeo.ecm.webengine.jaxrs.context.RequestContext; 030import org.nuxeo.runtime.api.Framework; 031 032/** 033 * Uses a JSON definition to retrive a Blob uploaded in a batch 034 * 035 * @author Tiry (tdelprat@nuxeo.com) 036 */ 037public class JSONBatchBlobDecoder implements JSONBlobDecoder { 038 039 @Override 040 public Blob getBlobFromJSON(ObjectNode jsonObject) { 041 042 Blob blob = null; 043 044 if (!jsonObject.has("upload-batch")) { 045 return null; 046 } 047 048 final String batchId = jsonObject.get("upload-batch").getTextValue(); 049 String fileId = null; 050 if (jsonObject.has("upload-fileId")) { 051 fileId = jsonObject.get("upload-fileId").getTextValue(); 052 } 053 if (fileId != null) { 054 BatchManager bm = Framework.getService(BatchManager.class); 055 blob = bm.getBlob(batchId, fileId); 056 057 if (RequestContext.getActiveContext() != null) { 058 final boolean drop = !Boolean.parseBoolean( 059 RequestContext.getActiveContext().getRequest().getHeader(BatchManagerConstants.NO_DROP_FLAG)); 060 if (drop) { 061 RequestContext.getActiveContext().addRequestCleanupHandler(new RequestCleanupHandler() { 062 @Override 063 public void cleanup(HttpServletRequest request) { 064 BatchManager bm = Framework.getService(BatchManager.class); 065 bm.clean(batchId); 066 } 067 }); 068 } 069 } 070 } 071 return blob; 072 } 073 074}