diff options
Diffstat (limited to 'java/sca/modules/interface-wsdl/src/main/java/org/apache/tuscany/sca/interfacedef/wsdl/impl/WSDLOperationIntrospectorImpl.java')
| -rw-r--r-- | java/sca/modules/interface-wsdl/src/main/java/org/apache/tuscany/sca/interfacedef/wsdl/impl/WSDLOperationIntrospectorImpl.java | 607 |
1 files changed, 0 insertions, 607 deletions
diff --git a/java/sca/modules/interface-wsdl/src/main/java/org/apache/tuscany/sca/interfacedef/wsdl/impl/WSDLOperationIntrospectorImpl.java b/java/sca/modules/interface-wsdl/src/main/java/org/apache/tuscany/sca/interfacedef/wsdl/impl/WSDLOperationIntrospectorImpl.java deleted file mode 100644 index a223b5cbd7..0000000000 --- a/java/sca/modules/interface-wsdl/src/main/java/org/apache/tuscany/sca/interfacedef/wsdl/impl/WSDLOperationIntrospectorImpl.java +++ /dev/null @@ -1,607 +0,0 @@ -/* - * 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.interfacedef.wsdl.impl; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Collections; -import java.util.List; -import java.util.logging.Level; -import java.util.logging.Logger; - -import javax.wsdl.Fault; -import javax.wsdl.Input; -import javax.wsdl.Message; -import javax.wsdl.Output; -import javax.wsdl.Part; -import javax.xml.XMLConstants; -import javax.xml.namespace.QName; - -import org.apache.tuscany.sca.contribution.processor.ProcessorContext; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.apache.tuscany.sca.interfacedef.ConversationSequence; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.ElementInfo; -import org.apache.tuscany.sca.interfacedef.util.FaultException; -import org.apache.tuscany.sca.interfacedef.util.TypeInfo; -import org.apache.tuscany.sca.interfacedef.util.WrapperInfo; -import org.apache.tuscany.sca.interfacedef.util.XMLType; -import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition; -import org.apache.tuscany.sca.interfacedef.wsdl.WSDLOperation; -import org.apache.tuscany.sca.monitor.Monitor; -import org.apache.tuscany.sca.xsd.XSDFactory; -import org.apache.tuscany.sca.xsd.XSDefinition; -import org.apache.ws.commons.schema.XmlSchemaComplexType; -import org.apache.ws.commons.schema.XmlSchemaElement; -import org.apache.ws.commons.schema.XmlSchemaObject; -import org.apache.ws.commons.schema.XmlSchemaObjectCollection; -import org.apache.ws.commons.schema.XmlSchemaParticle; -import org.apache.ws.commons.schema.XmlSchemaSequence; -import org.apache.ws.commons.schema.XmlSchemaSimpleType; -import org.apache.ws.commons.schema.XmlSchemaType; - -/** - * Metadata for a WSDL operation - * - * @version $Rev$ $Date$ - */ -public class WSDLOperationIntrospectorImpl { - private static final Logger logger = Logger.getLogger(WSDLOperationIntrospectorImpl.class.getName()); - private static final QName ANY = new QName(XMLConstants.W3C_XML_SCHEMA_NS_URI, "any"); - - private XSDFactory xsdFactory; - private ModelResolver resolver; - private ProcessorContext context; - private WSDLDefinition wsdlDefinition; - private javax.wsdl.Operation operation; - private WSDLOperation operationModel; - private DataType<List<DataType>> inputType; - private DataType outputType; - private List<DataType> faultTypes; - private String dataBinding; - - /** - * @param wsdlFactory The WSDLFactory to use - * @param operation The WSDL4J operation - * @param wsdlDefinition The WSDL Definition - * @param dataBinding The default databinding - * @param resolver The ModelResolver to use - */ - public WSDLOperationIntrospectorImpl(XSDFactory xsdFactory, - javax.wsdl.Operation operation, - WSDLDefinition wsdlDefinition, - String dataBinding, - ModelResolver resolver, - Monitor monitor) { - super(); - this.xsdFactory = xsdFactory; - this.operation = operation; - this.wsdlDefinition = wsdlDefinition; - this.resolver = resolver; - this.dataBinding = dataBinding; - this.wrapper = new Wrapper(); - this.context = new ProcessorContext(monitor); - } - - private Wrapper wrapper; - - private Boolean wrapperStyle; - - /** - * Test if the operation qualifies wrapper style as defined by the JAX-WS - * 2.0 Specification - * - * @return true if the operation qualifies wrapper style, otherwise false - */ - public boolean isWrapperStyle() throws InvalidWSDLException { - if (wrapperStyle == null) { - wrapperStyle = - (operation.getInput() == null || operation.getInput().getMessage() == null - || operation.getInput().getMessage().getParts().size() == 0 || wrapper.getInputChildElements() != null) && (operation - .getOutput() == null || operation.getOutput().getMessage() == null - || operation.getOutput().getMessage().getParts().size() == 0 || wrapper.getOutputChildElements() != null); - } - return wrapperStyle; - } - - public Wrapper getWrapper() throws InvalidWSDLException { - if (!isWrapperStyle()) { - throw new IllegalStateException("The operation is not wrapper style."); - } else { - return wrapper; - } - } - - /** - * @return - * @throws InvalidServiceContractException - */ - public DataType<List<DataType>> getInputType() throws InvalidWSDLException { - if (inputType == null) { - Input input = operation.getInput(); - Message message = (input == null) ? null : input.getMessage(); - inputType = getMessageType(message); - inputType.setDataBinding("idl:input"); - } - return inputType; - } - - /** - * @return - * @throws NotSupportedWSDLException - */ - @SuppressWarnings("unchecked") - public DataType<XMLType> getOutputType() throws InvalidWSDLException { - if (outputType == null) { - Output output = operation.getOutput(); - Message outputMsg = (output == null) ? null : output.getMessage(); - - List outputParts = (outputMsg == null) ? null : outputMsg.getOrderedParts(null); - if (outputParts != null && outputParts.size() > 0) { - if (outputParts.size() > 1) { - // We don't support output with multiple parts - if (logger.isLoggable(Level.WARNING)) { - logger.warning("Multi-part output is not supported, please use BARE parameter style."); - } - // throw new InvalidWSDLException("Multi-part output is not supported"); - } - Part part = (Part)outputParts.get(0); - outputType = new WSDLPart(part, Object.class).getDataType(); - // outputType.setMetadata(WSDLOperation.class.getName(), this); - } - } - return outputType; - } - - /** - * @return - * @throws NotSupportedWSDLException - */ - public List<DataType> getFaultTypes() throws InvalidWSDLException { - if (faultTypes == null) { - Collection faults = operation.getFaults().values(); - faultTypes = new ArrayList<DataType>(); - for (Object f : faults) { - Fault fault = (Fault)f; - Message faultMsg = fault.getMessage(); - List faultParts = faultMsg.getOrderedParts(null); - if (faultParts.size() != 1) { - throw new InvalidWSDLException("The fault message MUST have a single part"); - } - Part part = (Part)faultParts.get(0); - WSDLPart wsdlPart = new WSDLPart(part, Object.class); - faultTypes.add(new DataTypeImpl<DataType>(FaultException.class, wsdlPart.getDataType())); - } - } - return faultTypes; - } - - private DataType<List<DataType>> getMessageType(Message message) throws InvalidWSDLException { - List<DataType> partTypes = new ArrayList<DataType>(); - if (message != null) { - Collection parts = message.getOrderedParts(null); - for (Object p : parts) { - WSDLPart part = new WSDLPart((Part)p, Object.class); - DataType<XMLType> partType = part.getDataType(); - partTypes.add(partType); - } - } - return new DataTypeImpl<List<DataType>>(dataBinding, Object[].class, partTypes); - } - - /** - * @return - * @throws NotSupportedWSDLException - */ - public Operation getOperation() throws InvalidWSDLException { - if (operationModel == null) { - boolean oneway = (operation.getOutput() == null); - operationModel = new WSDLOperationImpl(); - operationModel.setWsdlOperation(operation); - operationModel.setName(operation.getName()); - operationModel.setFaultTypes(getFaultTypes()); - operationModel.setNonBlocking(oneway); - operationModel.setConversationSequence(ConversationSequence.CONVERSATION_NONE); - operationModel.setInputType(getInputType()); - operationModel.setOutputType(getOutputType()); - - operationModel.setWrapperStyle(isWrapperStyle()); - if (isWrapperStyle()) { - WrapperInfo wrapperInfo = getWrapper().getWrapperInfo(); - operationModel.setWrapper(wrapperInfo); - } - } - return operationModel; - } - - private XmlSchemaElement getElement(QName elementName) { - - XmlSchemaElement element = wsdlDefinition.getXmlSchemaElement(elementName); - if (element == null) { - XSDefinition definition = xsdFactory.createXSDefinition(); - definition.setUnresolved(true); - definition.setNamespace(elementName.getNamespaceURI()); - definition = resolver.resolveModel(XSDefinition.class, definition, context); - if (definition.getSchema() != null) { - element = definition.getSchema().getElementByName(elementName); - } - } - return element; - } - - private XmlSchemaType getType(QName typeName) { - XmlSchemaType type = wsdlDefinition.getXmlSchemaType(typeName); - if (type == null) { - XSDefinition definition = xsdFactory.createXSDefinition(); - definition.setUnresolved(true); - definition.setNamespace(typeName.getNamespaceURI()); - definition = resolver.resolveModel(XSDefinition.class, definition, context); - if (definition.getSchema() != null) { - type = definition.getSchema().getTypeByName(typeName); - } - } - return type; - } - - /** - * Metadata for a WSDL part - */ - public class WSDLPart { - private Part part; - - private XmlSchemaElement element; - - private DataType dataType; - - public WSDLPart(Part part, Class javaType) throws InvalidWSDLException { - this.part = part; - QName elementName = part.getElementName(); - if (elementName != null) { - element = WSDLOperationIntrospectorImpl.this.getElement(elementName); - if (element == null) { - throw new InvalidWSDLException("Element cannot be resolved: " + elementName.toString()); - } - } else { - // Create an faked XSD element to host the metadata - element = new XmlSchemaElement(); - element.setName(part.getName()); - element.setQName(new QName(null, part.getName())); - QName typeName = part.getTypeName(); - if (typeName != null) { - XmlSchemaType type = WSDLOperationIntrospectorImpl.this.getType(typeName); - if (type == null) { - throw new InvalidWSDLException("Type cannot be resolved: " + typeName.toString()); - } - element.setSchemaType(type); - element.setSchemaTypeName(type.getQName()); - } - } - XMLType xmlType = new XMLType(getElementInfo(element)); - xmlType.setNillable(element.isNillable()); - xmlType.setMany(element.getMaxOccurs() > 1); - dataType = new DataTypeImpl<XMLType>(dataBinding, javaType, xmlType); - } - - /** - * @return the element - */ - public XmlSchemaElement getElement() { - return element; - } - - /** - * @return the part - */ - public Part getPart() { - return part; - } - - /** - * @return the dataType - */ - public DataType<XMLType> getDataType() { - return dataType; - } - } - - /** - * The "Wrapper Style" WSDL operation is defined by The Java API for - * XML-Based Web Services (JAX-WS) 2.0 specification, section 2.3.1.2 - * Wrapper Style. <p/> A WSDL operation qualifies for wrapper style mapping - * only if the following criteria are met: - * <ul> - * <li>(i) The operation�s input and output messages (if present) each - * contain only a single part - * <li>(ii) The input message part refers to a global element declaration - * whose localname is equal to the operation name - * <li>(iii) The output message part refers to a global element declaration - * <li>(iv) The elements referred to by the input and output message parts - * (henceforth referred to as wrapper elements) are both complex types - * defined using the xsd:sequence compositor - * <li>(v) The wrapper elements only contain child elements, they must not - * contain other structures such as wildcards (element or attribute), - * xsd:choice, substitution groups (element references are not permitted) or - * attributes; furthermore, they must not be nillable. - * </ul> - */ - public class Wrapper { - private XmlSchemaElement inputWrapperElement; - - private XmlSchemaElement outputWrapperElement; - - private List<XmlSchemaElement> inputElements; - - private List<XmlSchemaElement> outputElements; - - // private DataType<List<DataType<XMLType>>> unwrappedInputType; - // - // private DataType<XMLType> unwrappedOutputType; - - private transient WrapperInfo wrapperInfo; - - private List<XmlSchemaElement> getChildElements(XmlSchemaElement element) throws InvalidWSDLException { - if (element == null) { - return null; - } - if (element.isNillable()) { - // Wrapper element cannot be nillable - // return null; - } - XmlSchemaType type = element.getSchemaType(); - if (type == null) { - String qName = element.getQName().toString(); - throw new InvalidWSDLException("The XML schema element does not have a type: " + qName); - } - if (!(type instanceof XmlSchemaComplexType)) { - // Has to be a complexType - return null; - } - XmlSchemaComplexType complexType = (XmlSchemaComplexType)type; - if (complexType.getAttributes().getCount() != 0 || complexType.getAnyAttribute() != null) { - // No attributes - return null; - } - XmlSchemaParticle particle = complexType.getParticle(); - if (particle == null) { - // No particle - return Collections.emptyList(); - } - if (!(particle instanceof XmlSchemaSequence)) { - return null; - } - XmlSchemaSequence sequence = (XmlSchemaSequence)complexType.getParticle(); - XmlSchemaObjectCollection items = sequence.getItems(); - List<XmlSchemaElement> childElements = new ArrayList<XmlSchemaElement>(); - for (int i = 0; i < items.getCount(); i++) { - XmlSchemaObject schemaObject = items.getItem(i); - if (!(schemaObject instanceof XmlSchemaElement)) { - // Should contain elements only - return null; - } - XmlSchemaElement childElement = (XmlSchemaElement)schemaObject; - /* - if (childElement.getSubstitutionGroup() != null) { - return null; - } - */ - if (childElement.getName() == null || childElement.getRefName() != null) { - XmlSchemaElement ref = getElement(childElement.getRefName()); - if (ref == null) { - throw new InvalidWSDLException("XML schema element ref cannot be resolved: " + childElement); - } - childElement = ref; - } - if (ANY.equals(childElement.getQName())) { - // Wildcard is not allowed - return null; - } - // TODO: Do we support maxOccurs >1 ? - if (childElement.getMaxOccurs() > 1) { - // TODO: [rfeng] To be implemented - /* - if(logger.isLoggable(Level.WARNING)) { - logger.warning("Support for elements with maxOccurs>1 is not implemented."); - } - */ - // return null; - } - childElements.add(childElement); - } - return childElements; - } - - /** - * Return a list of child XSD elements under the wrapped request element - * - * @return a list of child XSD elements or null if if the request - * element is not wrapped - */ - public List<XmlSchemaElement> getInputChildElements() throws InvalidWSDLException { - if (inputElements != null) { - return inputElements; - } - Input input = operation.getInput(); - if (input != null) { - Message inputMsg = input.getMessage(); - Collection parts = inputMsg.getParts().values(); - if (parts.size() != 1) { - return null; - } - Part part = (Part)parts.iterator().next(); - QName elementName = part.getElementName(); - if (elementName == null) { - return null; - } - if (!operation.getName().equals(elementName.getLocalPart())) { - return null; - } - inputWrapperElement = getElement(elementName); - if (inputWrapperElement == null) { - throw new InvalidWSDLException("The element is not declared in a XML schema: " + elementName - .toString()); - } - if (inputWrapperElement.isNillable()) { - // The wrapper element cannot be nilable - // FIXME: Java2WSDL create nillable - // return null; - } - inputElements = getChildElements(inputWrapperElement); - return inputElements; - } else { - return null; - } - } - - /** - * Return a list of child XSD elements under the wrapped response - * element - * - * @return a list of child XSD elements or null if if the response - * element is not wrapped - */ - public List<XmlSchemaElement> getOutputChildElements() throws InvalidWSDLException { - if (outputElements != null) { - return outputElements; - } - Output output = operation.getOutput(); - if (output != null) { - Message outputMsg = output.getMessage(); - Collection parts = outputMsg.getParts().values(); - if (parts.size() != 1) { - return null; - } - Part part = (Part)parts.iterator().next(); - QName elementName = part.getElementName(); - if (elementName == null) { - throw new InvalidWSDLException("The element is not declared in the XML schema: " + part.getName()); - } - outputWrapperElement = WSDLOperationIntrospectorImpl.this.getElement(elementName); - if (outputWrapperElement == null) { - return null; - } - if (outputWrapperElement.isNillable()) { - // The wrapper element cannot be nilable - // return null; - } - outputElements = getChildElements(outputWrapperElement); - // FIXME: Do we support multiple child elements for the response? - return outputElements; - } else { - return null; - } - } - - /** - * @return the inputWrapperElement - */ - public XmlSchemaElement getInputWrapperElement() { - return inputWrapperElement; - } - - /** - * @return the outputWrapperElement - */ - public XmlSchemaElement getOutputWrapperElement() { - return outputWrapperElement; - } - - /* - public DataType<List<DataType<XMLType>>> getUnwrappedInputType() throws InvalidWSDLException { - if (unwrappedInputType == null) { - List<DataType<XMLType>> childTypes = new ArrayList<DataType<XMLType>>(); - for (XmlSchemaElement element : getInputChildElements()) { - DataType<XMLType> type = - new DataType<XMLType>(dataBinding, Object.class, new XMLType(getElementInfo(element))); - // type.setMetadata(ElementInfo.class.getName(), getElementInfo(element)); - childTypes.add(type); - } - unwrappedInputType = - new DataType<List<DataType<XMLType>>>("idl:unwrapped.input", Object[].class, childTypes); - } - return unwrappedInputType; - } - - public DataType<XMLType> getUnwrappedOutputType() throws InvalidServiceContractException { - if (unwrappedOutputType == null) { - List<XmlSchemaElement> elements = getOutputChildElements(); - if (elements != null && elements.size() > 0) { - if (elements.size() > 1) { - // We don't support output with multiple parts - throw new NotSupportedWSDLException("Multi-part output is not supported"); - } - XmlSchemaElement element = elements.get(0); - unwrappedOutputType = - new DataType<XMLType>(dataBinding, Object.class, new XMLType(getElementInfo(element))); - // unwrappedOutputType.setMetadata(ElementInfo.class.getName(), getElementInfo(element)); - } - } - return unwrappedOutputType; - } - */ - - public WrapperInfo getWrapperInfo() throws InvalidWSDLException { - if (wrapperInfo == null) { - ElementInfo in = getElementInfo(getInputWrapperElement()); - ElementInfo out = getElementInfo(getOutputWrapperElement()); - List<ElementInfo> inChildren = new ArrayList<ElementInfo>(); - if (in != null) { - for (XmlSchemaElement e : getInputChildElements()) { - inChildren.add(getElementInfo(e)); - } - } - List<ElementInfo> outChildren = new ArrayList<ElementInfo>(); - if (out != null) { - for (XmlSchemaElement e : getOutputChildElements()) { - outChildren.add(getElementInfo(e)); - } - } - wrapperInfo = new WrapperInfo(dataBinding, in, out, inChildren, outChildren); - } - return wrapperInfo; - } - } - - private static ElementInfo getElementInfo(XmlSchemaElement element) { - if (element == null) { - return null; - } - ElementInfo elementInfo = new ElementInfo(element.getQName(), getTypeInfo(element.getSchemaType())); - elementInfo.setMany(element.getMaxOccurs() > 1); - elementInfo.setNillable(element.isNillable()); - return elementInfo; - } - - private static TypeInfo getTypeInfo(XmlSchemaType type) { - if (type == null) { - return null; - } - XmlSchemaType baseType = (XmlSchemaType)type.getBaseSchemaType(); - QName name = type.getQName(); - boolean simple = (type instanceof XmlSchemaSimpleType); - if (baseType == null) { - return new TypeInfo(name, simple, null); - } else { - return new TypeInfo(name, simple, getTypeInfo(baseType)); - } - } - -} |