| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.taverna.platform.capability.dispatch.impl; |
| |
| import java.net.URI; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.logging.Logger; |
| |
| import org.apache.taverna.workflowmodel.processor.dispatch.DispatchLayer; |
| import org.apache.taverna.workflowmodel.processor.dispatch.DispatchLayerFactory; |
| import org.apache.taverna.platform.capability.api.DispatchLayerConfigurationException; |
| import org.apache.taverna.platform.capability.api.DispatchLayerNotFoundException; |
| import org.apache.taverna.platform.capability.api.DispatchLayerService; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| |
| /** |
| * @author David Withers |
| */ |
| public class DispatchLayerServiceImpl implements DispatchLayerService { |
| @SuppressWarnings("unused") |
| private static Logger logger = Logger |
| .getLogger(DispatchLayerServiceImpl.class.getName()); |
| |
| private List<DispatchLayerFactory> dispatchLayerFactories; |
| |
| @Override |
| public Set<URI> getDispatchLayerTypes() { |
| Set<URI> dispatchLayerTypes = new HashSet<>(); |
| for (DispatchLayerFactory dispatchLayerFactory : dispatchLayerFactories) |
| dispatchLayerTypes.addAll(dispatchLayerFactory |
| .getDispatchLayerTypes()); |
| return dispatchLayerTypes; |
| } |
| |
| @Override |
| public boolean dispatchLayerExists(URI dispatchLayerType) { |
| for (DispatchLayerFactory dispatchLayerFactory : dispatchLayerFactories) |
| if (dispatchLayerFactory.getDispatchLayerTypes().contains( |
| dispatchLayerType)) |
| return true; |
| return false; |
| } |
| |
| @Override |
| public JsonNode getDispatchLayerConfigurationSchema(URI dispatchLayerType) |
| throws DispatchLayerNotFoundException { |
| DispatchLayerFactory factory = getDispatchLayerFactory(dispatchLayerType); |
| return factory.getDispatchLayerConfigurationSchema(dispatchLayerType); |
| } |
| |
| @Override |
| public DispatchLayer<?> createDispatchLayer(URI dispatchLayerType, |
| JsonNode configuration) throws DispatchLayerNotFoundException, |
| DispatchLayerConfigurationException { |
| DispatchLayerFactory factory = getDispatchLayerFactory(dispatchLayerType); |
| @SuppressWarnings("unchecked") |
| DispatchLayer<JsonNode> dispatchLayer = (DispatchLayer<JsonNode>) factory |
| .createDispatchLayer(dispatchLayerType); |
| |
| try { |
| if (configuration != null) |
| dispatchLayer.configure(configuration); |
| } catch (org.apache.taverna.workflowmodel.ConfigurationException e) { |
| throw new DispatchLayerConfigurationException(e); |
| } |
| return dispatchLayer; |
| } |
| |
| /** |
| * Sets the list of available <code>DispatchLayerFactory</code>s. |
| * |
| * In a production environment this should be set by Spring DM. |
| * |
| * @param dispatchLayerFactories |
| * the list of available <code>DispatchLayerFactory</code>s |
| */ |
| public void setDispatchLayerFactories( |
| List<DispatchLayerFactory> dispatchLayerFactories) { |
| this.dispatchLayerFactories = dispatchLayerFactories; |
| } |
| |
| private DispatchLayerFactory getDispatchLayerFactory(URI dispatchLayerType) |
| throws DispatchLayerNotFoundException { |
| for (DispatchLayerFactory dispatchLayerFactory : dispatchLayerFactories) |
| if (dispatchLayerFactory.getDispatchLayerTypes().contains( |
| dispatchLayerType)) |
| return dispatchLayerFactory; |
| throw new DispatchLayerNotFoundException( |
| "Could not find a dispatch layer for " + dispatchLayerType); |
| } |
| } |