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 * <a href="mailto:grenard@nuxeo.com">Guillaume Renard</a> 018 */ 019 020package org.nuxeo.ecm.platform.routing.core.io.enrichers; 021 022import static org.nuxeo.ecm.core.io.registry.reflect.Instantiations.SINGLETON; 023import static org.nuxeo.ecm.core.io.registry.reflect.Priorities.REFERENCE; 024 025import java.io.IOException; 026import java.util.List; 027 028import org.nuxeo.ecm.core.api.DocumentModel; 029import org.nuxeo.ecm.core.io.marshallers.json.enrichers.AbstractJsonEnricher; 030import org.nuxeo.ecm.core.io.registry.context.RenderingContext.SessionWrapper; 031import org.nuxeo.ecm.core.io.registry.reflect.Setup; 032import org.nuxeo.ecm.platform.routing.api.DocumentRoute; 033import org.nuxeo.ecm.platform.routing.api.DocumentRoutingService; 034import org.nuxeo.runtime.api.Framework; 035 036import com.fasterxml.jackson.core.JsonGenerator; 037 038/** 039 * Enricher that add the running workflow instances on a document for the current user. 040 * 041 * @since 8.3 042 */ 043@Setup(mode = SINGLETON, priority = REFERENCE) 044public class RunningWorkflowJsonEnricher extends AbstractJsonEnricher<DocumentModel> { 045 046 public static final String NAME = "runningWorkflows"; 047 048 public RunningWorkflowJsonEnricher() { 049 super(NAME); 050 } 051 052 @Override 053 public void write(JsonGenerator jg, DocumentModel document) throws IOException { 054 jg.writeFieldName(NAME); 055 jg.writeStartArray(); 056 try (SessionWrapper wrapper = ctx.getSession(document)) { 057 DocumentRoutingService documentRoutingService = Framework.getService(DocumentRoutingService.class); 058 List<DocumentRoute> documentRoutes = documentRoutingService.getDocumentRoutesForAttachedDocument( 059 wrapper.getSession(), document.getId()); 060 for (DocumentRoute documentRoute : documentRoutes) { 061 writeEntity(documentRoute, jg); 062 } 063 } finally { 064 jg.writeEndArray(); 065 } 066 } 067 068}