diff options
Diffstat (limited to 'sca-java-2.x/contrib/modules/implementation-bpel/src/main/java')
11 files changed, 1890 insertions, 0 deletions
diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELFactory.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELFactory.java new file mode 100644 index 0000000000..9f8f9c0e9a --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELFactory.java @@ -0,0 +1,42 @@ +/* + * 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.tuscany.sca.implementation.bpel; + +/** + * A factory for the BPEL implementation model. + * + * @version $Rev$ $Date$ + */ +public interface BPELFactory { + + /** + * Creates a new BPEL implementation. + * + * @return + */ + BPELImplementation createBPELImplementation(); + + /** + * Creates a new BPEL Process Definition + * + * @return + */ + BPELProcessDefinition createBPELProcessDefinition(); +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELImplementation.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELImplementation.java new file mode 100644 index 0000000000..d54add5391 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELImplementation.java @@ -0,0 +1,91 @@ +/* + * 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.tuscany.sca.implementation.bpel; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.ComponentType; +import org.apache.tuscany.sca.assembly.Implementation; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; + +/** + * The model representing the BPEL implementation in an SCA assembly model. + * + * @version $Rev$ $Date$ + */ +public interface BPELImplementation extends Implementation { + + /** + * Get the BPEL process Name + * + * @return + */ + QName getProcess(); + + /** + * Set the BPEL process Name + * + * @param processName process QName + */ + void setProcess(QName processName); + + /** + * Get the BPEL process definition + * + * @return + */ + BPELProcessDefinition getProcessDefinition(); + + /** + * Set the BPEL process definition + * + * @param processDefinition + */ + void setProcessDefinition(BPELProcessDefinition processDefinition); + + /** + * Returns the componentType for this implementation. + * + * @return + */ + public ComponentType getComponentType(); + + /** + * Sets the componentType for this implementation + * + * @param componentType the component type to set + */ + public void setComponentType(ComponentType componentType); + + /** + * Returns the model resolver that can be used to resolve WSDLs and XSDs + * referenced by the BPEL process. + * + * @return + */ + ModelResolver getModelResolver(); + + /** + * Sets the model resolver that can be used to resolve WSDLs and XSDs referenced + * by the BPEL process. + * + * @param modelResolver + */ + void setModelResolver(ModelResolver modelResolver); +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELProcessDefinition.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELProcessDefinition.java new file mode 100644 index 0000000000..a6518ed11b --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/BPELProcessDefinition.java @@ -0,0 +1,109 @@ +/* + * 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.tuscany.sca.implementation.bpel; + +import java.net.URI; +import java.net.URL; +import java.util.List; + +import javax.wsdl.PortType; +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.Base; +import org.apache.tuscany.sca.implementation.bpel.xml.BPELImportElement; +import org.apache.tuscany.sca.implementation.bpel.xml.BPELPartnerLinkElement; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; + +/** + * The model representing a BPEL process definition. + * + * @version $Rev$ $Date$ + */ +public interface BPELProcessDefinition extends Base { + + /** + * Get the BPEL process Name + * + * @return + */ + QName getName(); + + /** + * Set the BPEL process Name + * + * @param processName process QName + */ + void setName(QName name); + + /** + * Get BPEL process URI + * + * @return URI for the process + */ + String getURI(); + + /** + * Set the BPEL process URI + * + * @param uri for the process + */ + void setURI(String uri); + + /** + * Get the URL for the process location + * + * @return + */ + String getLocation(); + + /** + * Set the URL for the process location + * + * @param url + */ + void setLocation(String location); + + /** + * Return the list of PartnerLinks for this process + * + * @return + */ + List<BPELPartnerLinkElement> getPartnerLinks(); + + /** + * Return the list of imports for this process + * + * @return + */ + List<BPELImportElement> getImports(); + + /** + * Return the collection of associated port types + * + * @return + */ + public List<PortType> getPortTypes() ; + + /** + * Return the collection of associated WSDL interfaces + * @return + */ + public List<WSDLInterface> getInterfaces() ; +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELFactoryImpl.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELFactoryImpl.java new file mode 100644 index 0000000000..f9b95c7da8 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELFactoryImpl.java @@ -0,0 +1,45 @@ +/* + * 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.tuscany.sca.implementation.bpel.impl; + +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.implementation.bpel.BPELFactory; +import org.apache.tuscany.sca.implementation.bpel.BPELImplementation; +import org.apache.tuscany.sca.implementation.bpel.BPELProcessDefinition; + +/** + * A factory for the BPEL implementation model. + * + * @version $Rev$ $Date$ + */ +public class BPELFactoryImpl implements BPELFactory { + + public BPELFactoryImpl(FactoryExtensionPoint modelFactories) { + } + + public BPELImplementation createBPELImplementation() { + return new BPELImplementationImpl(); + } + + public BPELProcessDefinition createBPELProcessDefinition() { + return new BPELProcessDefinitionImpl(); + } + +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELImplementationImpl.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELImplementationImpl.java new file mode 100644 index 0000000000..f1c943e49c --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELImplementationImpl.java @@ -0,0 +1,132 @@ +/* + * 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.tuscany.sca.implementation.bpel.impl; + +import java.util.Collections; +import java.util.List; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.ComponentType; +import org.apache.tuscany.sca.assembly.ConstrainingType; +import org.apache.tuscany.sca.assembly.Property; +import org.apache.tuscany.sca.assembly.Reference; +import org.apache.tuscany.sca.assembly.Service; +import org.apache.tuscany.sca.assembly.impl.ImplementationImpl; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.implementation.bpel.BPELImplementation; +import org.apache.tuscany.sca.implementation.bpel.BPELProcessDefinition; + +/** + * The model representing a BPEL implementation in an SCA assembly model. + * + * @version $Rev$ $Date$ + */ +class BPELImplementationImpl extends ImplementationImpl implements BPELImplementation { + + private QName processName; + private BPELProcessDefinition processDefinition; + private ComponentType componentType; + private ModelResolver modelResolver; + + public QName getProcess() { + return processName; + } + + public void setProcess(QName processName) { + this.processName = processName; + } + + public BPELProcessDefinition getProcessDefinition() { + return this.processDefinition; + } + + public void setProcessDefinition(BPELProcessDefinition processDefinition) { + this.processDefinition = processDefinition; + } + + @Override + public String getURI() { + // The BPEL implementation does not have a URI + return null; + } + + @Override + public void setURI(String uri) { + // The BPEL implementation does not have a URI + } + + @Override + public ConstrainingType getConstrainingType() { + // The BPEL implementation does not support constrainingTypes + return null; + } + + @Override + public List<Property> getProperties() { + // The BPEL implementation does not support properties + return Collections.emptyList(); + } + + public ComponentType getComponentType() { + return componentType; + } + + public void setComponentType(ComponentType componentType) { + this.componentType = componentType; + } + + public ModelResolver getModelResolver() { + return modelResolver; + } + + public void setModelResolver(ModelResolver modelResolver) { + this.modelResolver = modelResolver; + } + + @Override + public List<Service> getServices() { + return componentType.getServices(); + } + + @Override + public List<Reference> getReferences() { + return componentType.getReferences(); + } + + @Override + public int hashCode() { + return String.valueOf(this.getProcess()).hashCode(); + } + + @Override + public boolean equals(Object obj) { + if (obj == this) { + return true; + } else if (obj instanceof BPELImplementation) { + if (getProcess() != null) { + return getProcess().equals(((BPELImplementation)obj).getProcess()); + } else { + return ((BPELImplementation)obj).getProcess() == null; + } + } else { + return false; + } + } +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELProcessDefinitionImpl.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELProcessDefinitionImpl.java new file mode 100644 index 0000000000..5ce4f91376 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/BPELProcessDefinitionImpl.java @@ -0,0 +1,116 @@ +/* + * 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.tuscany.sca.implementation.bpel.impl; + +import java.net.URL; +import java.util.ArrayList; +import java.util.List; + +import javax.wsdl.PortType; +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.implementation.bpel.BPELProcessDefinition; +import org.apache.tuscany.sca.implementation.bpel.xml.BPELImportElement; +import org.apache.tuscany.sca.implementation.bpel.xml.BPELPartnerLinkElement; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; + +/** + * The BPEL process definition implementation. + * + * @version $Rev$ $Date$ + */ +class BPELProcessDefinitionImpl implements BPELProcessDefinition { + private QName name; + private String uri; + private String location; + private boolean unresolved; + private List<BPELPartnerLinkElement> partnerLinks = new ArrayList<BPELPartnerLinkElement>(); + private List<BPELImportElement> imports = new ArrayList<BPELImportElement>(); + private List<PortType> thePortTypes = new ArrayList<PortType>(); + private List<WSDLInterface> theInterfaces = new ArrayList<WSDLInterface>(); + + public QName getName() { + return name; + } + + public void setName(QName name) { + this.name = name; + } + + public String getURI() { + return uri; + } + + public void setURI(String uri) { + this.uri = uri; + } + + public String getLocation() { + return location; + } + + public void setLocation(String location) { + this.location = location; + } + + public boolean isUnresolved() { + return unresolved; + } + + public void setUnresolved(boolean undefined) { + this.unresolved = undefined; + } + + public List<BPELPartnerLinkElement> getPartnerLinks() { + return partnerLinks; + } + + public List<BPELImportElement> getImports() { + return imports; + } + + public List<PortType> getPortTypes() { + return thePortTypes; + } + + public List<WSDLInterface> getInterfaces() { + return theInterfaces; + } + + @Override + public int hashCode() { + return String.valueOf(getName()).hashCode(); + } + + @Override + public boolean equals(Object obj) { + if (obj == this) { + return true; + } else if (obj instanceof BPELProcessDefinition) { + if (getName() != null) { + return getName().equals(((BPELProcessDefinition)obj).getName()); + } else { + return ((BPELProcessDefinition)obj).getName() == null; + } + } else { + return false; + } + } +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELDocumentProcessor.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELDocumentProcessor.java new file mode 100644 index 0000000000..43606cb216 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELDocumentProcessor.java @@ -0,0 +1,532 @@ +/* + * 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.tuscany.sca.implementation.bpel.xml; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import java.io.InputStream; +import java.net.URI; +import java.net.URL; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Iterator; +import java.util.List; + +import javax.wsdl.Definition; +import javax.wsdl.PortType; +import javax.wsdl.extensions.ExtensibilityElement; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLStreamReader; + +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ContributionReadException; +import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.implementation.bpel.BPELFactory; +import org.apache.tuscany.sca.implementation.bpel.BPELProcessDefinition; +import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; +import org.apache.tuscany.sca.interfacedef.wsdl.BPELPartnerLinkTypeExt; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLObject; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; + +/** + * BPEL document processor responsible for reading a BPEL file and producing necessary model info about it + * + * TODO: The namespaces for WS-BPEL include 2 versions - only the earlier BPEL 1.1 versions are + * supported at present - the BPEL 2.0 namespaces also need support. This will require inspection + * of both BPEL process files and of WSDL files for their BPEL namespaces + * @version $Rev$ $Date$ + */ +public class BPELDocumentProcessor extends BaseStAXArtifactProcessor implements URLArtifactProcessor<BPELProcessDefinition> { + public final static QName BPEL_PROCESS_DEFINITION = new QName("http://schemas.xmlsoap.org/ws/2004/03/business-process/", "process"); + public final static QName BPEL_EXECUTABLE_DEFINITION = new QName("http://docs.oasis-open.org/wsbpel/2.0/process/executable", "process"); + private static final String SCA_BPEL_NS = "http://docs.oasis-open.org/ns/opencsa/sca-bpel/200801"; + private static final String BPEL_NS = "http://schemas.xmlsoap.org/ws/2004/03/business-process/"; + private static final String BPEL_PLINK_NS = "http://schemas.xmlsoap.org/ws/2004/03/partner-link/"; + private static final String WSDL_NS = "http://schemas.xmlsoap.org/wsdl/"; + private static final QName PROCESS_ELEMENT = new QName(BPEL_NS, "process"); + private static final QName PARTNERLINK_ELEMENT = new QName(BPEL_NS, "partnerLink"); + private static final QName ONEVENT_ELEMENT = new QName(BPEL_NS, "onEvent"); + private static final QName RECEIVE_ELEMENT = new QName(BPEL_NS, "receive"); + private static final QName ONMESSAGE_ELEMENT = new QName(BPEL_NS, "onMessage"); + private static final QName INVOKE_ELEMENT = new QName(BPEL_NS, "invoke"); + private static final QName IMPORT_ELEMENT = new QName(BPEL_NS, "import"); + private static final String LINKTYPE_NAME = "partnerLinkType"; + private static final QName LINKTYPE_ELEMENT = new QName(BPEL_PLINK_NS, LINKTYPE_NAME); + private final static String NAME_ELEMENT = "name"; + private final static String TARGET_NAMESPACE = "targetNamespace"; + + private final static XMLInputFactory inputFactory = XMLInputFactory.newInstance(); + + private final BPELFactory factory; + private WSDLFactory WSDLfactory; + private Monitor monitor; + + public BPELDocumentProcessor(FactoryExtensionPoint modelFactories, Monitor monitor) { + this.factory = modelFactories.getFactory(BPELFactory.class); + this.WSDLfactory = modelFactories.getFactory(WSDLFactory.class); + this.monitor = monitor; + } + + public String getArtifactType() { + return "*.bpel"; + } + + public Class<BPELProcessDefinition> getModelType() { + return BPELProcessDefinition.class; + } + + public BPELProcessDefinition read(URL contributionURL, URI artifactURI, URL artifactURL) throws ContributionReadException { + BPELProcessDefinition processDefinition = null; + try { + // for now we are just using process name + // and relying on componentType file for service definition + // so it's OK to set resolved for now + processDefinition = readProcessDefinition(artifactURL); + processDefinition.setURI(artifactURI.toString()); + processDefinition.setUnresolved(false); + } catch (Exception e) { + ContributionReadException ce = new ContributionReadException(e); + error("ContributionReadException", artifactURL, ce); + } + + return processDefinition; + } + + public void resolve(BPELProcessDefinition model, ModelResolver resolver) throws ContributionResolveException { + // FIXME - serious resolving needs to happen here + + // Step 1 is to resolve the WSDL files referenced from this BPEL process + // - one complexity here is that the WSDL definitions hold BPEL extension elements for + // the partnerLinkType declarations - and these must be used in later steps + // + // Step 2 is to take all the partnerLink definitions and establish the PortType being + // used, by tracing through the related partnerLinkType declarations - the PortType is + // effectively a definition of the interface used by the partnerLink. + // - another consideration here is that each partnerLink can involve 2 interfaces, one + // for the forward calls to the process, the other for calls from the process - depending + // on whether the partnerLink is a reference or a service, one of these interfaces is a + // callback interface. + + List<BPELImportElement> theImports = model.getImports(); + for (BPELImportElement theImport : theImports) { + + // Deal with WSDL imports + if (theImport.getImportType().equals(WSDL_NS)) { + String wsdlLocation = theImport.getLocation(); + String wsdlNamespace = theImport.getNamespace(); + + // Resolve the WSDL definition + WSDLDefinition proxy = WSDLfactory.createWSDLDefinition(); + proxy.setUnresolved(true); + proxy.setNamespace(wsdlNamespace); + if (wsdlLocation != null) { + proxy.setLocation(URI.create(wsdlLocation)); + } + WSDLDefinition resolved = resolver.resolveModel(WSDLDefinition.class, proxy); + if (resolved != null && !resolved.isUnresolved()) { + theImport.setWSDLDefinition(resolved); + } else { + error("CannotResolveWSDLReference", resolver, wsdlLocation, wsdlNamespace); + return; + } // end if + } // end if + } // end for + + // Fetch the sets of partner links, port types and interfaces + List<BPELPartnerLinkTypeElement> thePLinkTypes = getPartnerLinkTypes( theImports ); + Collection<WSDLInterface> theInterfaces = (Collection<WSDLInterface>)new ArrayList<WSDLInterface>(); + Collection<PortType> thePortTypes = getAllPortTypes( theImports, theInterfaces, resolver ); + + // Store the Port Types and the Interfaces for later calculation of the component type... + model.getPortTypes().addAll(thePortTypes); + model.getInterfaces().addAll(theInterfaces); + + // Now, for each partnerLink in the BPEL process, find the related partnerLinkType + // element + List<BPELPartnerLinkElement> thePartnerLinks = model.getPartnerLinks(); + for (BPELPartnerLinkElement thePartnerLink : thePartnerLinks) { + QName partnerLinkType = thePartnerLink.getPartnerLinkType(); + BPELPartnerLinkTypeElement pLinkType = findPartnerLinkType(partnerLinkType, thePLinkTypes); + if (pLinkType == null) { + error("PartnerLinkNoMatchingType", thePartnerLink, thePartnerLink.getName()); + } else + thePartnerLink.setPartnerLinkType(pLinkType); + } // end for + + } // end resolve + + /** + * Retrieve all the Partner Link types defined in the imported WSDL files + * + * @param theImports + */ + private List<BPELPartnerLinkTypeElement> getPartnerLinkTypes( List<BPELImportElement> theImports) throws ContributionResolveException { + + List<BPELPartnerLinkTypeElement> thePLinks = new ArrayList<BPELPartnerLinkTypeElement>(); + + // We must find the partner link type elements from amongst the imported + // WSDLs + for (BPELImportElement theImport : theImports) { + if (theImport.getImportType().equals(WSDL_NS)) { + + // Find all the WSDL definitions matching the imported namespace + List<Definition> wsdlDefinitions = new ArrayList<Definition>(); + WSDLDefinition theWSDL = theImport.getWSDLDefinition(); + wsdlDefinitions.add(theWSDL.getDefinition()); + for (WSDLDefinition importedWSDL: theWSDL.getImportedDefinitions()) { + wsdlDefinitions.add(importedWSDL.getDefinition()); + } + + // The BPEL partnerLinkType elements are extension elements within + // the WSDL definitions + for (Definition wsdlDefinition: wsdlDefinitions) { + for (ExtensibilityElement theElement : (List<ExtensibilityElement>)wsdlDefinition.getExtensibilityElements()) { + QName elementType = theElement.getElementType(); + if (elementType.equals(LINKTYPE_ELEMENT)) { + BPELPartnerLinkTypeExt pLinkExt = (BPELPartnerLinkTypeExt)theElement; + + // Fetch the name of the partnerLinkType + String name = pLinkExt.getName(); + QName qName = new QName(wsdlDefinition.getTargetNamespace(), name); + BPELPartnerLinkTypeElement pLinkElement = new BPELPartnerLinkTypeElement(qName); + + // The partnerLinkType must have one and may have 2 role + // child elements + int count = 0; + for (int i = 0; i < 2; i++) { + if (pLinkExt.getRoleName(i) == null) + continue; + PortType pType = wsdlDefinition.getPortType(pLinkExt.getRolePortType(i)); + if (count == 0) { + pLinkElement.setRole1(pLinkExt.getRoleName(i), pLinkExt.getRolePortType(i), pType); + count++; + } else if (count == 1) { + pLinkElement.setRole2(pLinkExt.getRoleName(i), pLinkExt.getRolePortType(i), pType); + count++; + } else { + break; + } // end if + } // end for + + if (count == 0) { + error("PartnerLinkTypeNoRoles", theElement, pLinkElement.getName()); + throw new ContributionResolveException("partnerLinkType " + pLinkElement.getName() + " has no Roles defined"); + } else + thePLinks.add(pLinkElement); + } // end if + + } // end for + } + } + } // end for + return thePLinks; + } // end getPartnerLinkTypes + + /** + * Returns all the portTypes referenced by the process. + * + * @param theImports + * @param theInterfaces + * @param resolver + * @return + * @throws ContributionResolveException + */ + private Collection<PortType> getAllPortTypes(List<BPELImportElement> theImports, + Collection<WSDLInterface> theInterfaces, ModelResolver resolver) throws ContributionResolveException { + + Collection<PortType> thePortTypes = (Collection<PortType>)new ArrayList<PortType>(); + for (BPELImportElement theImport : theImports) { + if (theImport.getImportType().equals(WSDL_NS)) { + + // Find all the WSDL definitions matching the imported namespace + List<Definition> wsdlDefinitions = new ArrayList<Definition>(); + WSDLDefinition theWSDL = theImport.getWSDLDefinition(); + wsdlDefinitions.add(theWSDL.getDefinition()); + for (WSDLDefinition importedWSDL: theWSDL.getImportedDefinitions()) { + wsdlDefinitions.add(importedWSDL.getDefinition()); + } + for (Definition wsdlDefinition: wsdlDefinitions) { + + Collection<PortType> portTypes = (Collection<PortType>)wsdlDefinition.getPortTypes().values(); + thePortTypes.addAll(portTypes); + + // Create WSDLInterface elements for each PortType found + for (PortType portType : portTypes) { + WSDLObject<PortType> wsdlPortType = theWSDL.getWSDLObject(PortType.class, portType.getQName()); + WSDLInterface wsdlInterface; + if (wsdlPortType != null) { + // Introspect the WSDL portType and add the resulting + // WSDLInterface to the resolver + try { + theWSDL.setDefinition(wsdlPortType.getDefinition()); + wsdlInterface = WSDLfactory.createWSDLInterface(wsdlPortType.getElement(), theWSDL, resolver); + wsdlInterface.setWsdlDefinition(theWSDL); + } catch (InvalidInterfaceException e) { + ContributionResolveException ce = new ContributionResolveException(e); + error("ContributionResolveException", resolver, ce); + throw ce; + } // end try + resolver.addModel(wsdlInterface); + theInterfaces.add(wsdlInterface); + } // end if + } // end for + } + } + } // end for + + return thePortTypes; + } // end getAllPortTypes + + /** + * Finds a partnerLinkType definition within the WSDLs imported by the BPEL + * process. + * + * @param partnerLinkTypeName - the name of the partnerLinkType + * @param theImports a list of the WSDL import declarations + * @return a BPELPartnerLinkTypeElement for the partnerLinkType or null if it cannot be + * found + */ + private BPELPartnerLinkTypeElement findPartnerLinkType( QName partnerLinkTypeName, + List<BPELPartnerLinkTypeElement> thePLinkTypes) { + // We must find the partner link type element from amongst the imported WSDLs + for ( BPELPartnerLinkTypeElement thePLinkType : thePLinkTypes ){ + if( thePLinkType.getName().equals(partnerLinkTypeName) ) return thePLinkType; + } // end for + return null; + } // end findPartnerLinkType + + + /** + * Read a process definition. + * + * @param doc + * @return + * @throws Exception + */ + private BPELProcessDefinition readProcessDefinition(URL doc) throws Exception { + BPELProcessDefinition processDefinition = factory.createBPELProcessDefinition(); + processDefinition.setUnresolved(true); + processDefinition.setLocation(doc.toString()); + + InputStream is = doc.openStream(); + XMLStreamReader reader = null; + try { + reader = inputFactory.createXMLStreamReader(is); + + /* + * The principle here is to look for partnerLink elements, which + * form either services or references. A partnerLink can be EITHER - + * the algorithm for deciding is: 1) Explicit marking with + * sca:reference or sca:service attribute 2) "first use" of the + * partnerLink by specific BPEL activity elements: <onEvent../>, + * <receive../> or <pick../> elements imply a service <invoke../> + * implies a reference + */ + + // TODO - need to handle <scope../> elements as kind of "nested" processes + // - and scopes introduce the possibility of partnerLinks with the + // same name at different levels of scope.... (yuk!!) + boolean completed = false; + while (!completed) { + switch (reader.next()) { + case START_ELEMENT: + QName qname = reader.getName(); + if (BPEL_PROCESS_DEFINITION.equals(qname) || BPEL_EXECUTABLE_DEFINITION.equals(qname)) { + QName processName = new QName(getString(reader, TARGET_NAMESPACE), getString(reader, NAME_ELEMENT)); + processDefinition.setName(processName); + } else if (PARTNERLINK_ELEMENT.equals(qname)) { + processDefinition.getPartnerLinks().add(processPartnerLinkElement(reader)); + } else if (ONEVENT_ELEMENT.equals(qname) || RECEIVE_ELEMENT.equals(qname) || ONMESSAGE_ELEMENT.equals(qname)) { + processPartnerLinkAsService(reader.getAttributeValue(null, "partnerLink"), processDefinition.getPartnerLinks()); + } else if (INVOKE_ELEMENT.equals(qname)) { + processPartnerLinkAsReference(reader.getAttributeValue(null, "partnerLink"), processDefinition.getPartnerLinks()); + } else if (IMPORT_ELEMENT.equals(qname)) { + processDefinition.getImports().add(processImportElement(reader)); + } // end if + break; + case END_ELEMENT: + if (PROCESS_ELEMENT.equals(reader.getName())) { + completed = true; + break; + } // end if + } // end switch + } // end while + } finally { + if (reader != null) + reader.close(); + is.close(); + } // end try + + return processDefinition; + } // end readProcessDefinition + + /** + * Processes a partnerLink element from the BPEL process and creates a + * BPELPartnerLink object + * + * @param reader + */ + private BPELPartnerLinkElement processPartnerLinkElement(XMLStreamReader reader) throws ContributionReadException { + BPELPartnerLinkElement partnerLink = new BPELPartnerLinkElement( + reader.getAttributeValue(null, "name"), + getQNameValue(reader, reader.getAttributeValue(null, "partnerLinkType")), + reader.getAttributeValue(null, "myRole"), + reader.getAttributeValue(null, "partnerRole")); + + // See if there are any SCA extension attributes + String scaService = reader.getAttributeValue(SCA_BPEL_NS, "service"); + String scaReference = reader.getAttributeValue(SCA_BPEL_NS, "reference"); + if ((scaService != null) && (scaReference != null)) { + // It is incorrect to set both service & reference attributes + error("PartnerLinkHasBothAttr", partnerLink, reader.getAttributeValue(null, "name")); + throw new ContributionReadException("BPEL PartnerLink " + reader.getAttributeValue(null, "name") + " has both sca:reference and sca:service attributes set"); + } + + // Set the SCA type and the related name, if present + if (scaService != null) + partnerLink.setAsService(scaService); + else if (scaReference != null) + partnerLink.setAsReference(scaReference); + return partnerLink; + + } // end processPartnerLinkElement + + /** + * Processes an <import../> element from the BPEL process and creates a + * BPELImportElement object + * + * @param reader + */ + private BPELImportElement processImportElement(XMLStreamReader reader) { + return (new BPELImportElement(reader.getAttributeValue(null, "location"), + reader.getAttributeValue(null, "importType"), + reader.getAttributeValue(null, "namespace"))); + + } // end processImportElement + + /** + * Mark a named partnerLink as a Service, unless it is already marked as a + * Reference + * + * @param partnerLinkName + * @param partnerLinks + */ + private void processPartnerLinkAsService(String partnerLinkName, List<BPELPartnerLinkElement> partnerLinks) { + BPELPartnerLinkElement partnerLink = findPartnerLinkByName(partnerLinks, partnerLinkName); + if (partnerLink == null) { + warning("ReferencePartnerLinkNotInList", partnerLinkName, partnerLinkName); + } else { + // Set the type of the partnerLink to "service" if not already + // set... + if (!partnerLink.isSCATyped()) + partnerLink.setAsService(partnerLinkName); + } // endif + } // end processPartnerLinkAsReference + + /** + * Mark a named partnerLink as a Reference, unless it is already marked as a + * Service + * + * @param partnerLinkName + * @param partnerLinks + */ + private void processPartnerLinkAsReference(String partnerLinkName, List<BPELPartnerLinkElement> partnerLinks) { + BPELPartnerLinkElement partnerLink = findPartnerLinkByName(partnerLinks, partnerLinkName); + if (partnerLink == null) { + warning("ReferencePartnerLinkNotInList", partnerLinkName, partnerLinkName); + } else { + // Set the type of the partnerLink to "service" if not already + // set... + if (!partnerLink.isSCATyped()) + partnerLink.setAsReference(partnerLinkName); + } // endif + } // end processPartnerLinkAsReference + + /** + * Finds a PartnerLink by name from a List of PartnerLinks returns null if + * there is no partnerLink with a matching name - returns the PartnerLink + * with a matching name + * + * @param partnerLinks + * @param partnerLinkName + */ + private BPELPartnerLinkElement findPartnerLinkByName(List<BPELPartnerLinkElement> partnerLinks, String partnerLinkName) { + // Scan the list looking for a partner link with the supplied name + Iterator<BPELPartnerLinkElement> it = partnerLinks.iterator(); + while (it.hasNext()) { + BPELPartnerLinkElement thePartnerLink = it.next(); + if (thePartnerLink.getName().equals(partnerLinkName)) + return thePartnerLink; + } + return null; + } // end method findPartnerLinkByName + + /** + * Report a warning. + * + * @param problems + * @param message + * @param model + */ + private void warning(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "impl-bpel-validation-messages", Severity.WARNING, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + /** + * Report a error. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "impl-bpel-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "impl-bpel-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImplementationProcessor.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImplementationProcessor.java new file mode 100644 index 0000000000..92c38123a1 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImplementationProcessor.java @@ -0,0 +1,516 @@ +/* + * 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.tuscany.sca.implementation.bpel.xml; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; + +import java.util.Collection; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import javax.wsdl.PortType; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.ComponentType; +import org.apache.tuscany.sca.assembly.Multiplicity; +import org.apache.tuscany.sca.assembly.Property; +import org.apache.tuscany.sca.assembly.Reference; +import org.apache.tuscany.sca.assembly.Service; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ContributionReadException; +import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.ContributionWriteException; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.implementation.bpel.BPELFactory; +import org.apache.tuscany.sca.implementation.bpel.BPELImplementation; +import org.apache.tuscany.sca.implementation.bpel.BPELProcessDefinition; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterfaceContract; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; + +/** + * Implements a StAX artifact processor for BPEL implementations. + * + * The artifact processor is responsible for processing <implementation.bpel> + * elements in SCA assembly XML composite files and populating the BPEL + * implementation model, resolving its references to other artifacts in the SCA + * contribution, and optionally write the model back to SCA assembly XML. + * + * @version $Rev$ $Date$ + */ +public class BPELImplementationProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<BPELImplementation> { + private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; + private static final String PROCESS = "process"; + private static final String IMPLEMENTATION_BPEL = "implementation.bpel"; + private static final QName IMPLEMENTATION_BPEL_QNAME = new QName(SCA10_NS, IMPLEMENTATION_BPEL); + + private AssemblyFactory assemblyFactory; + private BPELFactory bpelFactory; + private WSDLFactory wsdlFactory; + private Monitor monitor; + + public BPELImplementationProcessor(FactoryExtensionPoint modelFactories, Monitor monitor) { + this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); + this.wsdlFactory = modelFactories.getFactory(WSDLFactory.class); + this.bpelFactory = modelFactories.getFactory(BPELFactory.class); + this.monitor = monitor; + } + + public QName getArtifactType() { + // Returns the QName of the XML element processed by this processor + return IMPLEMENTATION_BPEL_QNAME; + } + + public Class<BPELImplementation> getModelType() { + // Returns the type of model processed by this processor + return BPELImplementation.class; + } + + public BPELImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + assert IMPLEMENTATION_BPEL_QNAME.equals(reader.getName()); + + // Read an <implementation.bpel> element + BPELImplementation implementation = null; + + // Read the process attribute. + QName process = getAttributeValueNS(reader, PROCESS); + if (process == null) { + return implementation; + } + + // Create and initialize the BPEL implementation model + implementation = bpelFactory.createBPELImplementation(); + implementation.setProcess(process); + implementation.setUnresolved(true); + + // Skip to end element + while (reader.hasNext()) { + if (reader.next() == END_ELEMENT && IMPLEMENTATION_BPEL_QNAME.equals(reader.getName())) { + break; + } + } + + return implementation; + } + + public void resolve(BPELImplementation implementation, ModelResolver resolver) throws ContributionResolveException { + + if( implementation != null && implementation.isUnresolved()) + { + implementation.setModelResolver(resolver); + + BPELProcessDefinition processDefinition = resolveBPELProcessDefinition(implementation, resolver); + if(processDefinition.isUnresolved()) { + error("BPELProcessNotFound", implementation, processDefinition.getName()); + } else { + implementation.setProcessDefinition(processDefinition); + + // Get the component type from the process definition + generateComponentType( implementation ); + + //resolve component type + mergeComponentType(resolver, implementation); + + //set current implementation resolved + implementation.setUnresolved(false); + } + } + + } // end resolve + + public void write( BPELImplementation bpelImplementation, + XMLStreamWriter writer ) throws ContributionWriteException, XMLStreamException { + //FIXME Deal with policy processing... + // Write <implementation.bpel process="..."/> + // policyProcessor.writePolicyPrefixes(bpelImplementation, writer); + writer.writeStartElement(SCA10_NS, IMPLEMENTATION_BPEL); + // policyProcessor.writePolicyAttributes(bpelImplementation, writer); + + if (bpelImplementation.getProcess() != null) { + writer.writeAttribute(PROCESS, bpelImplementation.getProcess().toString() ); + } + + writer.writeEndElement(); + + } // end write + + private BPELProcessDefinition resolveBPELProcessDefinition(BPELImplementation impl, ModelResolver resolver) throws ContributionResolveException { + QName processName = impl.getProcess(); + BPELProcessDefinition processDefinition = this.bpelFactory.createBPELProcessDefinition(); + processDefinition.setName(processName); + processDefinition.setUnresolved(true); + + return resolver.resolveModel(BPELProcessDefinition.class, processDefinition); + } // end resolveBPELProcessDefinition + + /** + * Calculates the component type of the supplied implementation and attaches it to the + * implementation. + * + * @param impl + * @throws ContributionResolveException + */ + private void generateComponentType(BPELImplementation impl) throws ContributionResolveException { + + // Create a ComponentType and mark it unresolved + ComponentType componentType = assemblyFactory.createComponentType(); + componentType.setUnresolved(true); + impl.setComponentType(componentType); + + // Each partner link in the process represents either a service or a + // reference + // - or both, in the sense of involving a callback + BPELProcessDefinition theProcess = impl.getProcessDefinition(); + List<BPELPartnerLinkElement> partnerLinks = theProcess.getPartnerLinks(); + + for (BPELPartnerLinkElement pLink : partnerLinks) { + + // check that the partner link has been designated as service or + // reference in SCA terms + if (pLink.isSCATyped()) { + String scaName = pLink.getSCAName(); + if (pLink.querySCAType().equals("reference")) { + componentType.getReferences().add(generateReference(scaName, pLink.getMyRolePortType(), pLink.getPartnerRolePortType(), theProcess.getInterfaces())); + } else { + componentType.getServices().add(generateService(scaName, pLink.getMyRolePortType(), pLink.getPartnerRolePortType(), theProcess.getInterfaces())); + } // end if + } // end if + } // end for + + } // end getComponentType + + /** + * Create an SCA reference for a partnerLink + * @param name - name of the reference + * @param myRolePT - partner link type of myRole + * @param partnerRolePT - partner link type of partnerRole + * @param theInterfaces - list of WSDL interfaces associated with the BPEL process + * @return + */ + private Reference generateReference( String name, PortType myRolePT, + PortType partnerRolePT, Collection<WSDLInterface> theInterfaces) throws ContributionResolveException { + + Reference reference = assemblyFactory.createReference(); + WSDLInterfaceContract interfaceContract = wsdlFactory.createWSDLInterfaceContract(); + reference.setInterfaceContract(interfaceContract); + + // Establish whether there is just a call interface or a call + callback + // interface + PortType callPT = null; + PortType callbackPT = null; + if (myRolePT != null) { + callPT = myRolePT; + // If the 2 port types are not the same one, there is a callback... + if (partnerRolePT != null) { + if (!myRolePT.getQName().equals(partnerRolePT.getQName())) { + callbackPT = partnerRolePT; + } // end if + } // end if + } else if (partnerRolePT != null) { + callPT = partnerRolePT; + } // end if + + // No interfaces mean an error + if (callPT == null && callbackPT == null) { + error("MyRolePartnerRoleNull", theInterfaces); + } // end if + + // Set the name of the reference to the supplied name and the + // multiplicity of the reference + // to 1..1 + // TODO: support other multiplicities + reference.setName(name); + reference.setMultiplicity(Multiplicity.ONE_ONE); + + if (callPT != null) { + // Set the call interface and, if present, the callback interface + WSDLInterface callInterface = null; + for (WSDLInterface anInterface : theInterfaces) { + if (anInterface.getPortType().getQName().equals(callPT.getQName())) + callInterface = anInterface; + } // end for + if (callInterface == null) { + error("NoInterfaceForPortType", theInterfaces, callPT.getQName().toString()); + } else + reference.getInterfaceContract().setInterface(callInterface); + } + + // There is a callback if the partner role is not null and if the + // partner role port type + // is not the same as the port type for my role + if (callbackPT != null) { + WSDLInterface callbackInterface = null; + for (WSDLInterface anInterface : theInterfaces) { + if (anInterface.getPortType().getQName().equals(callbackPT.getQName())) + callbackInterface = anInterface; + } // end for + if (callbackInterface == null) { + error("NoInterfaceForPortType", theInterfaces, callbackPT.getQName().toString()); + } else + reference.getInterfaceContract().setCallbackInterface(callbackInterface); + } // end if + + return reference; + } // end generateReference + + /** + * Create an SCA service for a partnerLink + * @param name - name of the reference + * @param myRolePT - partner link type of myRole + * @param partnerRolePT - partner link type of partnerRole + * @param theInterfaces - list of WSDL interfaces associated with the BPEL process + * @return + */ + private Service generateService( String name, PortType myRolePT, + PortType partnerRolePT, Collection<WSDLInterface> theInterfaces ) + throws ContributionResolveException { + Service service = assemblyFactory.createService(); + WSDLInterfaceContract interfaceContract = wsdlFactory.createWSDLInterfaceContract(); + service.setInterfaceContract(interfaceContract); + + // Set the name of the service to the supplied name + service.setName(name); + + // Establish whether there is just a call interface or a call + callback + // interface + PortType callPT = null; + PortType callbackPT = null; + if (myRolePT != null) { + callPT = myRolePT; + // If the 2 port types are not the same one, there is a callback... + if (partnerRolePT != null) { + if (!myRolePT.getQName().equals(partnerRolePT.getQName())) { + callbackPT = partnerRolePT; + } // end if + } // end if + } else if (partnerRolePT != null) { + callPT = partnerRolePT; + } // end if + + // No interfaces mean an error + if (callPT == null && callbackPT == null) { + error("MyRolePartnerRoleNull", theInterfaces); + } // end if + + if (callPT != null) { + // Set the call interface and, if present, the callback interface + WSDLInterface callInterface = null; + for (WSDLInterface anInterface : theInterfaces) { + if (anInterface.getPortType().getQName().equals(callPT.getQName())) + callInterface = anInterface; + } // end for + if (callInterface == null) { + error("NoInterfaceForPortType", theInterfaces, callPT.getQName().toString()); + } else + service.getInterfaceContract().setInterface(callInterface); + } // end if + + // There is a callback if the partner role is not null and if the + // partner role port type + // is not the same as the port type for my role + if (callbackPT != null) { + WSDLInterface callbackInterface = null; + for (WSDLInterface anInterface : theInterfaces) { + if (anInterface.getPortType().getQName().equals(callbackPT.getQName())) + callbackInterface = anInterface; + } // end for + if (callbackInterface == null) { + error("NoInterfaceForPortType", theInterfaces, callbackPT.getQName().toString()); + } else + service.getInterfaceContract().setCallbackInterface(callbackInterface); + } // end if + + return service; + } // end generateService + + /** + * Merge the componentType from introspection and from external file + * + * Note the setting of the DataBinding for both Services and References to DOM, since this is + * the data format expected by the ODE BPEL implementation code. + * + * @param resolver + * @param impl + */ + private void mergeComponentType(ModelResolver resolver, BPELImplementation impl) { + + // Load the component type from a component type file, if any + ComponentType componentType = getComponentType(resolver, impl); + if (componentType != null && !componentType.isUnresolved()) { + + // References... + Map<String, Reference> refMap = new HashMap<String, Reference>(); + for (Reference reference : componentType.getReferences()) { + refMap.put(reference.getName(), reference); + } // end for + + // For the present, overwrite anything arising from the component + // type sidefile if + // equivalent services are defined in the implementation. + // TODO - a more careful merge must be done, using the + // implementation introspection data + // as the master but adding any additional and non-conflicting + // information from the + // sidefile + for (Reference ref : impl.getReferences()) { + refMap.put(ref.getName(), ref); + } // end for + + impl.getReferences().clear(); + impl.getReferences().addAll(refMap.values()); + + // Services..... + Map<String, Service> serviceMap = new HashMap<String, Service>(); + for (Service service : componentType.getServices()) { + serviceMap.put(service.getName(), service); + } // end for + + // For the present, overwrite anything arising from the component + // type sidefile if + // equivalent services are defined in the implementation. + // TODO - a more careful merge must be done, using the + // implementation introspection data + // as the master but adding any additional and non-conflicting + // information from the + // sidefile + for (Service svc : impl.getServices()) { + serviceMap.put(svc.getName(), svc); + } // end for + + impl.getServices().clear(); + impl.getServices().addAll(serviceMap.values()); + + // Properties + Map<String, Property> propMap = new HashMap<String, Property>(); + for (Property property : componentType.getProperties()) { + propMap.put(property.getName(), property); + } // end for + + // A simple overwrite of any equivalent properties from the + // component type sidefile + for (Property prop : impl.getProperties()) { + propMap.put(prop.getName(), prop); + } + } + } + + + /** + * Find the componentType side file based on the BPEL implementation artifact + * @param resolver + * @param impl + * @return + */ + private ComponentType getComponentType(ModelResolver resolver, BPELImplementation impl) { + String bpelProcessURI = impl.getProcessDefinition().getURI().toString(); + + // Get the component type definition contained in the componentType file, if any + String componentTypeURI = bpelProcessURI.replace(".bpel", ".componentType"); + ComponentType componentType = assemblyFactory.createComponentType(); + componentType.setUnresolved(true); + componentType.setURI(componentTypeURI); + componentType = resolver.resolveModel(ComponentType.class, componentType); + if (!componentType.isUnresolved()) { + return componentType; + } + return null; + } // end getComponentType + + /** + * Returns a QName from its string representation in a named attribute of an XML element + * supplied in an XMLStreamReader + * + * QName attributes of an XML element (such as BPEL process) is presented in one of + * two alternative formats: + * 1) In the form of a local name with a prefix, with the prefix referencing a namespace + * URI declaration elsewhere in the composite (typically on the composite element) + * + * ie: nms:SomeName + * xmlns:nms="http://example.com/somenamespace" + * + * 2) In the XML Namespaces recommendation format (see http://jclark.com/xml/xmlns.htm ) + * where the namespace URI and the local name are encoded into a single string, with the + * namespace URI enclosed between a pair of braces {...} + * + * ie: {http://example.com/somenamespace}SomeName + */ + private QName getAttributeValueNS(XMLStreamReader reader, String attribute) { + String fullValue = reader.getAttributeValue(null, attribute); + if (fullValue == null) { + error("AttributeProcessMissing", reader); + return null; + } + + // Deal with the attribute in the XML Namespaces recommendation format + // - trim off any leading/trailing spaces and check that the first + // character is '{' + if (fullValue.trim().charAt(0) == '{') { + try { + // Attempt conversion to a QName object + QName theProcess = QName.valueOf(fullValue); + return theProcess; + } catch (IllegalArgumentException e) { + // This exception happens if the attribute begins with '{' but + // doesn't conform + // to the XML Namespaces recommendation format + error("AttributeWithoutNamespace", reader, attribute, fullValue); + return null; + } + } // endif + + // Deal with the attribute in the local name + prefix format + if (fullValue.indexOf(":") < 0) { + error("AttributeWithoutPrefix", reader, attribute, fullValue); + return null; + } + String prefix = fullValue.substring(0, fullValue.indexOf(":")); + String name = fullValue.substring(fullValue.indexOf(":") + 1); + String nsUri = reader.getNamespaceContext().getNamespaceURI(prefix); + if (nsUri == null) { + error("AttributeUnrecognizedNamespace", reader, attribute, fullValue); + return null; + } + return new QName(nsUri, name, prefix); + } + + /** + * Report a error. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "impl-bpel-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + +} diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImportElement.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImportElement.java new file mode 100644 index 0000000000..bf0020323c --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELImportElement.java @@ -0,0 +1,65 @@ +/*
+ * 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.tuscany.sca.implementation.bpel.xml;
+
+import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition;
+
+/**
+ * Represents an <import.../> element in a BPEL process
+ * - this has attributes:
+ * location
+ * importType
+ * namespace
+ *
+ * @version $Rev$ $Date$
+ */
+public class BPELImportElement {
+
+ private String location;
+ private String importType;
+ private String namespace;
+ private WSDLDefinition theWSDL = null;
+
+ public BPELImportElement(String location, String importType, String namespace) {
+ this.location = location;
+ this.importType = importType;
+ this.namespace = namespace;
+ }
+
+ public String getImportType() {
+ return importType;
+ }
+
+ public String getLocation() {
+ return location;
+ }
+
+ public String getNamespace() {
+ return namespace;
+ }
+
+ public void setWSDLDefinition(WSDLDefinition theDefinition) {
+ theWSDL = theDefinition;
+ }
+
+ public WSDLDefinition getWSDLDefinition() {
+ return theWSDL;
+ }
+
+} // end class BPELImportElement
diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkElement.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkElement.java new file mode 100644 index 0000000000..b7f5d1d3f2 --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkElement.java @@ -0,0 +1,130 @@ +/*
+ * 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.tuscany.sca.implementation.bpel.xml;
+
+import javax.xml.namespace.QName;
+
+import javax.wsdl.PortType;
+
+/**
+ * Represents a <partnerLink.../> element in a BPEL process
+ * - this has attributes:
+ * name
+ * partnerLinkType
+ * myRole
+ * partnerRole
+ * - plus zero or more property elements as children
+ *
+ * The partnerlink may also be given an SCA Type - either of service or of reference - this must
+ * generally be calculated and set on the partnerLink by inspecting the BPEL process
+ *
+ * @version $Rev$ $Date$
+ */
+public class BPELPartnerLinkElement {
+
+ private String REFERENCE_TYPE = "reference";
+ private String SERVICE_TYPE = "service";
+ private String name;
+ private QName partnerLinkType;
+ private BPELPartnerLinkTypeElement pLinkType = null;
+ private String myRole;
+ private String partnerRole;
+ private String scaName; // Holds the SCA reference or service name
+ private String scaType = null; // Holds the SCA type = null | service | reference
+
+ public BPELPartnerLinkElement(String name,
+ QName partnerLinkType,
+ String myRole,
+ String partnerRole ) {
+ this.name = name;
+ this.partnerLinkType = partnerLinkType;
+ this.myRole = myRole;
+ this.partnerRole = partnerRole;
+
+ scaName = null;
+ }
+
+ public QName getPartnerLinkType() {
+ return partnerLinkType;
+ }
+
+ public void setPartnerLinkType( BPELPartnerLinkTypeElement pLinkType ) {
+ this.pLinkType = pLinkType;
+ }
+
+
+ public PortType getMyRolePortType() {
+ return getRolePortType( myRole );
+ }
+
+ public PortType getPartnerRolePortType() {
+ return getRolePortType( partnerRole );
+ }
+
+ private PortType getRolePortType( String theRole ) {
+ if (theRole == null || theRole.length() == 0) {
+ return null;
+ } // end if
+ if (theRole.equals(pLinkType.getRole1Name())) {
+ return pLinkType.getRole1pType();
+ } else if (theRole.equals(pLinkType.getRole2Name())) {
+ return pLinkType.getRole2pType();
+ } // end if
+ return null;
+ } // end getRolePortType
+
+ public String getName() {
+ return name;
+ }
+
+ public String getMyRole() {
+ return myRole;
+ }
+
+ public String getPartnerRole() {
+ return partnerRole;
+ }
+
+ public void setSCAName( String name ) {
+ scaName = name;
+ }
+
+ public String getSCAName() {
+ return scaName;
+ }
+
+ public boolean isSCATyped() {
+ return ( !(scaType == null) );
+ }
+
+ public void setAsReference( String name ) {
+ scaType = REFERENCE_TYPE;
+ scaName = name;
+ }
+
+ public void setAsService( String name ) {
+ scaType = SERVICE_TYPE;
+ scaName = name;
+ }
+
+ public String querySCAType() {
+ return scaType;
+ }
+
+} // end class BPELPartnerLinkElement
diff --git a/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkTypeElement.java b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkTypeElement.java new file mode 100644 index 0000000000..fdaf98a97f --- /dev/null +++ b/sca-java-2.x/contrib/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/xml/BPELPartnerLinkTypeElement.java @@ -0,0 +1,112 @@ +/*
+ * 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.tuscany.sca.implementation.bpel.xml;
+
+ import javax.xml.namespace.QName;
+
+ import javax.wsdl.extensions.ExtensibilityElement;
+ import javax.wsdl.PortType;
+
+/**
+ * Represents a <partnerLinkType.../> element related to a BPEL process
+ * - this has attributes:
+ * name
+ * Role1 name
+ * Role1 portType
+ * Role2 name
+ * Role2 portType
+ *
+ * - in the XML the 2 roles are child elements of the partnerLinkType element, but there
+ * seems little point in reflecting this back into this model - it is simpler to include
+ * both roles within the representation of the partnerLinkType itself
+ *
+ * @version $Rev$ $Date$
+ */
+public class BPELPartnerLinkTypeElement implements ExtensibilityElement {
+
+ private QName name;
+ private String Role1name = null;
+ private QName Role1porttype = null;
+ private PortType Role1pType = null;
+ private String Role2name = null;
+ private QName Role2porttype = null;
+ private PortType Role2pType = null;
+ private QName elementType = null;
+ private Boolean required = false;
+
+ public BPELPartnerLinkTypeElement(QName name) {
+ this.name = name;
+ }
+
+ public QName getName() {
+ return name;
+ }
+
+ public void setRole1(String name, QName portType, PortType pType) {
+ Role1name = name;
+ Role1porttype = portType;
+ Role1pType = pType;
+ }
+
+ public void setRole2(String name, QName portType, PortType pType) {
+ Role2name = name;
+ Role2porttype = portType;
+ Role2pType = pType;
+ }
+
+ public String getRole1Name() {
+ return Role1name;
+ }
+
+ public String getRole2Name() {
+ return Role2name;
+ }
+
+ public QName getRole1PortType() {
+ return Role1porttype;
+ }
+
+ public QName getRole2PortType() {
+ return Role2porttype;
+ }
+
+ public PortType getRole1pType() {
+ return Role1pType;
+ }
+
+ public PortType getRole2pType() {
+ return Role2pType;
+ }
+
+ public QName getElementType() {
+ return elementType;
+ }
+
+ public Boolean getRequired() {
+ return required;
+ }
+
+ public void setElementType(QName elementType) {
+ this.elementType = elementType;
+ }
+
+ public void setRequired(java.lang.Boolean required) {
+ this.required = required;
+ }
+
+} // end BPELPartnerLinkType
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