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Apache ServiceMix SOAP Stack v2
/*
* 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.servicemix.soap.wsdl;
import java.net.URI;
import java.util.Arrays;
import java.util.HashSet;
import org.apache.servicemix.soap.api.model.Binding;
import org.apache.servicemix.soap.api.model.wsdl2.Wsdl2Message.ContentModel;
import org.apache.servicemix.soap.bindings.http.impl.Wsdl2HttpBindingImpl;
import org.apache.servicemix.soap.bindings.http.impl.Wsdl2HttpHeaderImpl;
import org.apache.servicemix.soap.bindings.http.impl.Wsdl2HttpMessageImpl;
import org.apache.servicemix.soap.bindings.http.impl.Wsdl2HttpOperationImpl;
import org.apache.woden.internal.wsdl20.Constants;
import org.apache.woden.internal.wsdl20.extensions.http.HTTPConstants;
import org.apache.woden.wsdl20.BindingMessageReference;
import org.apache.woden.wsdl20.BindingOperation;
import org.apache.woden.wsdl20.Endpoint;
import org.apache.woden.wsdl20.Interface;
import org.apache.woden.wsdl20.InterfaceFault;
import org.apache.woden.wsdl20.InterfaceFaultReference;
import org.apache.woden.wsdl20.InterfaceMessageReference;
import org.apache.woden.wsdl20.InterfaceOperation;
import org.apache.woden.wsdl20.enumeration.Direction;
import org.apache.woden.wsdl20.extensions.ComponentExtensions;
import org.apache.woden.wsdl20.extensions.http.HTTPBindingMessageReferenceExtensions;
import org.apache.woden.wsdl20.extensions.http.HTTPBindingOperationExtensions;
import org.apache.woden.wsdl20.extensions.http.HTTPHeader;
import org.apache.woden.xml.XMLAttr;
import org.apache.ws.commons.schema.XmlSchemaElement;
public class Wsdl2BindingFactory {
public static URI HTTP_BINDING_TYPE = URI.create("http://www.w3.org/2006/01/wsdl/http");
public static URI XSD_2001_SYSTEM = URI.create(Constants.TYPE_XSD_2001);
public static Binding createBinding(Endpoint wsdlEndpoint) {
if (HTTP_BINDING_TYPE.equals(wsdlEndpoint.getBinding().getType())) {
return createWsdl2HttpBinding(wsdlEndpoint);
}
return null;
}
private static Binding createWsdl2HttpBinding(Endpoint wsdlEndpoint) {
Wsdl2HttpBindingImpl binding = new Wsdl2HttpBindingImpl();
binding.setLocation(wsdlEndpoint.getAddress().toString());
Interface wsdlInterface = wsdlEndpoint.getBinding().getInterface();
binding.setInterfaceName(wsdlInterface.getName());
InterfaceOperation[] wsdlOperations = wsdlInterface.getInterfaceOperations();
for (int i = 0; i < wsdlOperations.length; i++) {
// Retrieve binding and extension
InterfaceOperation wsdlOperation = wsdlOperations[i];
BindingOperation wsdlBindingOperation = findBindingOperation(wsdlEndpoint.getBinding(), wsdlOperation);
HTTPBindingOperationExtensions opExt = wsdlBindingOperation != null ? (HTTPBindingOperationExtensions) wsdlBindingOperation.getComponentExtensionsForNamespace(ComponentExtensions.URI_NS_HTTP) : null;
// Create operation
Wsdl2HttpOperationImpl operation = new Wsdl2HttpOperationImpl();
// Standard WSDL2 attributes
operation.setName(wsdlOperation.getName());
operation.setMep(wsdlOperation.getMessageExchangePattern());
operation.setStyle(new HashSet(Arrays.asList(wsdlOperation.getStyle())));
// HTTP extensions
if (opExt != null) {
operation.setHttpInputSerialization(opExt.getHttpInputSerialization());
operation.setHttpOutputSerialization(opExt.getHttpOutputSerialization());
operation.setHttpFaultSerialization(opExt.getHttpFaultSerialization());
operation.setHttpLocation(extractLocation(wsdlBindingOperation));
operation.setHttpMethod(opExt.getHttpMethod());
operation.setHttpTransferCodingDefault(opExt.getHttpTransferCodingDefault());
operation.setHttpLocationIgnoreUncited(opExt.isHttpLocationIgnoreUncited());
}
// Messages
InterfaceMessageReference[] iMsgRefs = wsdlOperation.getInterfaceMessageReferences();
for (int j = 0; j < iMsgRefs.length; j++) {
// Retrieve binding and extension
InterfaceMessageReference iMsgRef = iMsgRefs[j];
BindingMessageReference bMsgRef = findBindingMessage(wsdlBindingOperation, iMsgRef);
HTTPBindingMessageReferenceExtensions msgExt = bMsgRef != null ? (HTTPBindingMessageReferenceExtensions) bMsgRef.getComponentExtensionsForNamespace(ComponentExtensions.URI_NS_HTTP) : null;
// Create message
Wsdl2HttpMessageImpl message = new Wsdl2HttpMessageImpl();
// Standard WSDL2 attributes
message.setContentModel(ContentModel.parse(iMsgRef.getMessageContentModel()));
message.setElementName(iMsgRef.getElementDeclaration().getName());
if (!XSD_2001_SYSTEM.equals(iMsgRef.getElementDeclaration().getSystem())) {
throw new IllegalStateException("Unsupported type system: " + iMsgRef.getElementDeclaration().getSystem());
}
if (Constants.API_APACHE_WS_XS.equals(iMsgRef.getElementDeclaration().getContentModel())) {
XmlSchemaElement xsEl = (XmlSchemaElement) iMsgRef.getElementDeclaration().getContent();
message.setElementDeclaration(xsEl);
}
// HTTP extensions
if (msgExt != null) {
message.setHttpTransferCoding(msgExt.getHttpTransferCoding());
HTTPHeader[] headers = msgExt.getHttpHeaders();
for (int k = 0; k < headers.length; k++) {
Wsdl2HttpHeaderImpl h = new Wsdl2HttpHeaderImpl();
h.setName(headers[k].getName());
h.setRequired(headers[k].isRequired() ? headers[k].isRequired().booleanValue() : false);
if (!XSD_2001_SYSTEM.equals(headers[k].getTypeDefinition().getSystem())) {
throw new IllegalStateException("Unsupported type system: " + headers[k].getTypeDefinition().getSystem());
}
h.setType(headers[k].getTypeDefinition().getName());
message.addHttpHeader(h);
}
}
// Add the message
if (iMsgRef.getDirection() == Direction.IN) {
operation.setInput(message);
} else if (iMsgRef.getDirection() == Direction.OUT) {
operation.setOutput(message);
} else {
throw new IllegalStateException("Unsupported message direction: " + iMsgRef.getDirection());
}
}
// Faults
InterfaceFaultReference[] faults = wsdlOperation.getInterfaceFaultReferences();
for (int j = 0; j < faults.length; j++) {
// TODO: handle interface faults references
}
// Add the operation
binding.addOperation(operation);
}
// Faults
InterfaceFault[] faults = wsdlInterface.getInterfaceFaults();
for (int i = 0; i < faults.length; i++) {
// TODO: handle interface faults
}
// Return the complete binding
return binding;
}
private static BindingMessageReference findBindingMessage(BindingOperation wsdlBindingOperation, InterfaceMessageReference iMsgRef) {
BindingMessageReference[] bMsgRefs = wsdlBindingOperation.getBindingMessageReferences();
for (int i = 0; i < bMsgRefs.length; i++) {
if (bMsgRefs[i].getInterfaceMessageReference() == iMsgRef) {
return bMsgRefs[i];
}
}
return null;
}
private static BindingOperation findBindingOperation(org.apache.woden.wsdl20.Binding binding, InterfaceOperation operation) {
BindingOperation[] bindingOps = binding.getBindingOperations();
for (int i = 0; i < bindingOps.length; i++) {
if (bindingOps[i].getInterfaceOperation() == operation) {
return bindingOps[i];
}
}
return null;
}
private static String extractLocation(BindingOperation bOperation) {
String location = null;
if (bOperation != null) {
XMLAttr attr = bOperation.toElement().getExtensionAttribute(HTTPConstants.Q_ATTR_LOCATION);
if (attr != null) {
location = attr.toExternalForm();
}
}
return location;
}
}
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