| /******************************************************************************* |
| * Copyright (C) 2008-2010 The University of Manchester |
| * |
| * Modifications to the initial code base are copyright of their |
| * respective authors, or their employers as appropriate. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public License |
| * as published by the Free Software Foundation; either version 2.1 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| ******************************************************************************/ |
| package net.sf.taverna.t2.ui.perspectives.biocatalogue.integration.service_panel; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import javax.swing.Icon; |
| import javax.wsdl.Operation; |
| import javax.wsdl.WSDLException; |
| import javax.xml.parsers.ParserConfigurationException; |
| |
| import org.apache.log4j.Logger; |
| import org.xml.sax.SAXException; |
| |
| import net.sf.taverna.biocatalogue.model.SoapOperationIdentity; |
| import net.sf.taverna.t2.activities.wsdl.WSDLActivityHealthChecker; |
| import net.sf.taverna.t2.servicedescriptions.AbstractConfigurableServiceProvider; |
| import net.sf.taverna.t2.servicedescriptions.impl.ServiceDescriptionRegistryImpl; |
| import net.sf.taverna.wsdl.parser.UnknownOperationException; |
| import net.sf.taverna.wsdl.parser.WSDLParser; |
| |
| /** |
| * Service provider for WSDL operations added to the Service Panel through the |
| * BioCatalogue perspective. |
| * |
| * @author Alex Nenadic |
| */ |
| public class BioCatalogueWSDLOperationServiceProvider extends |
| AbstractConfigurableServiceProvider<WSDLOperationFromBioCatalogueServiceDescription> { |
| |
| public BioCatalogueWSDLOperationServiceProvider( |
| WSDLOperationFromBioCatalogueServiceDescription wsdlOperationDescription) { |
| super(wsdlOperationDescription); |
| } |
| |
| public BioCatalogueWSDLOperationServiceProvider() { |
| super(new WSDLOperationFromBioCatalogueServiceDescription(new SoapOperationIdentity("", "", ""))); |
| } |
| |
| public static final String PROVIDER_NAME = "Service Catalogue - selected services"; |
| |
| private static final URI providerId = URI |
| .create("http://taverna.sf.net/2010/service-provider/servicecatalogue/wsdl"); |
| |
| private static Logger logger = Logger.getLogger(BioCatalogueWSDLOperationServiceProvider.class); |
| |
| @Override |
| protected List<? extends Object> getIdentifyingData() { |
| return getConfiguration().getIdentifyingData(); |
| } |
| |
| @Override |
| public void findServiceDescriptionsAsync( |
| FindServiceDescriptionsCallBack callBack) { |
| callBack.status("Starting Service Catalogue WSDL Service Provider"); |
| registerWSDLOperation(getConfiguration(), callBack); |
| } |
| |
| @Override |
| public Icon getIcon() { |
| return getConfiguration().getIcon(); |
| } |
| |
| @Override |
| public String getId() { |
| return providerId.toString(); |
| } |
| |
| @Override |
| public String getName() { |
| return "Service Catalogue WSDL"; |
| } |
| |
| @Override |
| public String toString() { |
| return "Service Catalogue WSDL service " + getConfiguration().getName(); |
| } |
| |
| public static boolean registerWSDLOperation( |
| WSDLOperationFromBioCatalogueServiceDescription wsdlOperationDescription, |
| FindServiceDescriptionsCallBack callBack) { |
| |
| if (callBack == null) { |
| // We are not adding service through Taverna service registry's callback and |
| // findServiceDescriptionsAsync() - |
| // we are adding directly from the BioCatalogue perspective. |
| ServiceDescriptionRegistryImpl serviceDescriptionRegistry = ServiceDescriptionRegistryImpl |
| .getInstance(); |
| serviceDescriptionRegistry |
| .addServiceDescriptionProvider(new BioCatalogueWSDLOperationServiceProvider( |
| wsdlOperationDescription)); |
| return true; |
| } else { |
| // Add the WSDL operation to the Service Panel through the callback |
| callBack.partialResults(Collections |
| .singletonList(wsdlOperationDescription)); |
| callBack.finished(); |
| return (true); |
| } |
| } |
| |
| /** |
| * Adds a SOAP/WSDL service and all of its operations into the Taverna's Service Panel. |
| */ |
| public static boolean registerWSDLService(String wsdlURL, FindServiceDescriptionsCallBack callBack) |
| { |
| String errorMessage = null; |
| Exception ex = null; |
| |
| List<Operation> operations = null; |
| List<WSDLOperationFromBioCatalogueServiceDescription> items = null; |
| |
| // Do the same thing as in the WSDL service provider |
| WSDLParser parser = null; |
| try { |
| parser = new WSDLParser(wsdlURL); |
| operations = parser.getOperations(); |
| items = new ArrayList<WSDLOperationFromBioCatalogueServiceDescription>(); |
| for (Operation operation : operations) { |
| WSDLOperationFromBioCatalogueServiceDescription item; |
| try { |
| String operationName = operation.getName(); |
| String operationDesc = parser.getOperationDocumentation(operationName); |
| String use = parser.getUse(operationName); |
| String style = parser.getStyle(); |
| if (!WSDLActivityHealthChecker.checkStyleAndUse(style, use)) { |
| logger.warn("Unsupported style and use combination " + style + "/" + use + " for operation " + operationName + " from " + wsdlURL); |
| continue; |
| } |
| item = new WSDLOperationFromBioCatalogueServiceDescription(wsdlURL, operationName, operationDesc); |
| items.add(item); |
| } catch (UnknownOperationException e) { |
| errorMessage = "Encountered an unexpected operation name:" |
| + operation.getName(); |
| ex = e; |
| } |
| } |
| } catch (ParserConfigurationException e) { |
| errorMessage = "Error configuring the WSDL parser"; |
| ex = e; |
| } catch (WSDLException e) { |
| errorMessage = "There was an error with the wsdl: " + wsdlURL; |
| ex = e; |
| } catch (IOException e) { |
| errorMessage = "There was an IO error parsing the wsdl: " + wsdlURL |
| + " Possible reason: the wsdl location was incorrect."; |
| ex = e; |
| } catch (SAXException e) { |
| errorMessage = "There was an error with the XML in the wsdl: " |
| + wsdlURL; |
| ex = e; |
| } catch (IllegalArgumentException e) { // a problem with the wsdl url |
| errorMessage = "There was an error with the wsdl: " + wsdlURL + " " |
| + "Possible reason: the wsdl location was incorrect."; |
| ex = e; |
| } catch (Exception e) { // anything else we did not expect |
| errorMessage = "There was an error with the wsdl: " + wsdlURL; |
| ex = e; |
| } |
| |
| if (callBack == null) { |
| if (errorMessage != null){ |
| logger.error(errorMessage, ex); |
| return false; |
| } |
| else{ |
| // We are not adding service through Taverna service registry's callback and |
| // findServiceDescriptionsAsync() - |
| // we are adding directly from the BioCatalogue perspective. |
| ServiceDescriptionRegistryImpl serviceDescriptionRegistry = ServiceDescriptionRegistryImpl |
| .getInstance(); |
| for (WSDLOperationFromBioCatalogueServiceDescription item : items) { |
| serviceDescriptionRegistry |
| .addServiceDescriptionProvider(new BioCatalogueWSDLOperationServiceProvider( |
| item)); |
| } |
| return true; |
| } |
| } else { |
| if (errorMessage != null){ |
| callBack.fail(errorMessage, ex); |
| return false; |
| } |
| else{ |
| callBack.status("Found " + operations.size() + " WSDL operations of service " |
| + wsdlURL); |
| callBack.partialResults(items); |
| callBack.finished(); |
| return true; |
| } |
| } |
| } |
| } |