001/* 002 * (C) Copyright 2016 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 * Gabriel Barata <gbarata@nuxeo.com> 018 * 019 */ 020package org.nuxeo.ecm.liveconnect.core; 021 022import org.codehaus.jackson.node.ObjectNode; 023import org.nuxeo.ecm.automation.core.util.JSONBlobDecoder; 024import org.nuxeo.ecm.core.api.Blob; 025import org.nuxeo.ecm.core.api.NuxeoException; 026import org.nuxeo.ecm.core.blob.BlobManager; 027import org.nuxeo.ecm.core.blob.BlobProvider; 028import org.nuxeo.runtime.api.Framework; 029 030import java.io.IOException; 031 032/** 033 * @since 8.4 034 */ 035public class JSONLiveConnectBlobDecoder implements JSONBlobDecoder { 036 037 @Override 038 public Blob getBlobFromJSON(ObjectNode jsonObject) { 039 040 if (!(jsonObject.has("providerId") && jsonObject.has("user") && jsonObject.has("fileId"))) { 041 return null; 042 } 043 044 String providerId = jsonObject.get("providerId").getTextValue(); 045 BlobProvider provider = Framework.getService(BlobManager.class).getBlobProvider(providerId); 046 if (!(provider instanceof LiveConnectBlobProvider)) { 047 return null; 048 } 049 try { 050 return ((LiveConnectBlobProvider) provider).toBlob( 051 new LiveConnectFileInfo(jsonObject.get("user").getTextValue(), 052 jsonObject.get("fileId").getTextValue())); 053 } catch (IOException e) { 054 throw new NuxeoException(e); 055 } 056 057 } 058 059}