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