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package com.sun.enterprise.deployment.annotation.handlers;
import java.util.Set;
import java.util.StringTokenizer;
import java.lang.reflect.AnnotatedElement;
import java.lang.annotation.Annotation;
import javax.enterprise.deploy.shared.ModuleType;
import com.sun.enterprise.deployment.annotation.AnnotationHandler;
import com.sun.enterprise.deployment.annotation.AnnotationProcessorException;
import com.sun.enterprise.deployment.annotation.AnnotatedElementHandler;
import com.sun.enterprise.deployment.annotation.AnnotationInfo;
import com.sun.enterprise.deployment.annotation.ProcessingContext;
import com.sun.enterprise.deployment.annotation.ResultType;
import com.sun.enterprise.deployment.annotation.HandlerProcessingResult;
import com.sun.enterprise.deployment.annotation.AnnotationProcessorException;
import com.sun.enterprise.deployment.annotation.impl.AnnotationUtils;
import com.sun.enterprise.deployment.annotation.impl.HandlerProcessingResultImpl;
import com.sun.enterprise.deployment.annotation.context.AnnotationContext;
import com.sun.enterprise.deployment.annotation.context.WebBundleContext;
import com.sun.enterprise.deployment.annotation.context.EjbContext;
import com.sun.enterprise.deployment.WebBundleDescriptor;
import com.sun.enterprise.deployment.EjbBundleDescriptor;
import com.sun.enterprise.deployment.BundleDescriptor;
import com.sun.enterprise.deployment.WebServicesDescriptor;
import com.sun.enterprise.deployment.WebService;
import com.sun.enterprise.deployment.WebServiceEndpoint;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.WebComponentDescriptor;
import javax.xml.namespace.QName;
/**
* This annotation handler is responsible for processing the javax.jws.WebService
* annotation type.
*
* @author Jerome Dochez
*/
public class WebServiceProviderHandler implements AnnotationHandler {
/** Creates a new instance of WebServiceHandler */
public WebServiceProviderHandler() {
}
public Class<? extends Annotation> getAnnotationType() {
return javax.xml.ws.WebServiceProvider.class;
}
/**
* @return an array of annotation types this annotation handler would
* require to be processed (if present) before it processes it's own
* annotation type.
*/
public Class<? extends Annotation>[] getTypeDependencies() {
Class dependencies[] = { javax.ejb.Stateless.class };
return dependencies;
}
public HandlerProcessingResult processAnnotation(AnnotationInfo annInfo)
throws AnnotationProcessorException
{
AnnotatedElementHandler annCtx = annInfo.getProcessingContext().getHandler();
AnnotatedElement annElem = annInfo.getAnnotatedElement();
// sanity check
if (!(annElem instanceof Class)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
"@WebServiceProvider can only be specified on TYPE", annInfo);
annInfo.getProcessingContext().getErrorHandler().error(ape);
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.FAILED);
}
// WebServiceProvider MUST implement the provider interface, let's check this
if (!javax.xml.ws.Provider.class.isAssignableFrom((Class) annElem)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
annElem.toString() + "does not implement the javax.xml.ws.Provider interface", annInfo);
annInfo.getProcessingContext().getErrorHandler().error(ape);
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.FAILED);
}
// let's get the main annotation of interest.
javax.xml.ws.WebServiceProvider ann = (javax.xml.ws.WebServiceProvider) annInfo.getAnnotation();
BundleDescriptor bundleDesc;
// let's see the type of web service we are dealing with...
if (annElem.getAnnotation(javax.ejb.Stateless.class)!=null) {
// this is an ejb !
EjbContext ctx = (EjbContext) annCtx;
bundleDesc = ctx.getDescriptor().getEjbBundleDescriptor();
bundleDesc.setSpecVersion("3.0");
} else {
// this has to be a servlet since there is no @Servlet annotation yet
WebBundleContext ctx = (WebBundleContext)annCtx;
bundleDesc = ctx.getDescriptor();
bundleDesc.setSpecVersion("2.5");
}
// For WSProvider, portComponentName is the fully qualified class name
String portComponentName = ((Class) annElem).getName();
// As per JSR181, the serviceName is either specified in the deployment descriptor
// or in @WebSErvice annotation in impl class; if neither service name implclass+Service
String svcName = ann.serviceName();
if(svcName == null) {
svcName = "";
}
// Store binding type specified in Impl class
String userSpecifiedBinding = null;
javax.xml.ws.BindingType bindingAnn = (javax.xml.ws.BindingType)
((Class)annElem).getAnnotation(javax.xml.ws.BindingType.class);
if(bindingAnn != null) {
userSpecifiedBinding = bindingAnn.value();
}
// In case user gives targetNameSpace in the Impl class, that has to be used as
// the namespace for service, port; typically user will do this in cases where
// port_types reside in a different namespace than that of server/port.
// Store the targetNameSpace, if any, in the impl class for later use
String targetNameSpace = ann.targetNamespace();
if(targetNameSpace == null) {
targetNameSpace = "";
}
String portName = ann.portName();
if(portName == null) {
portName = "";
}
// Check if the same endpoint is already defined in webservices.xml
WebServicesDescriptor wsDesc = bundleDesc.getWebServices();
WebServiceEndpoint endpoint = wsDesc.getEndpointByName(portComponentName);
WebService newWS;
if(endpoint == null) {
// Check if a service with the same name is already present
// If so, add this endpoint to the existing service
if (svcName.length()!=0) {
newWS = wsDesc.getWebServiceByName(svcName);
} else {
newWS = wsDesc.getWebServiceByName(((Class)annElem).getSimpleName()+"Service");
}
if(newWS==null) {
newWS = new WebService();
// service name from annotation
if (svcName.length()!=0) {
newWS.setName(svcName);
} else {
newWS.setName(((Class)annElem).getSimpleName()+"Service");
}
wsDesc.addWebService(newWS);
}
endpoint = new WebServiceEndpoint();
// port-component-name is fully qualified class name
endpoint.setEndpointName(portComponentName);
newWS.addEndpoint(endpoint);
wsDesc.setSpecVersion(com.sun.enterprise.deployment.node.WebServicesDescriptorNode.SPEC_VERSION);
} else {
newWS = endpoint.getWebService();
}
// If wsdl-service is specified in the descriptor, then the targetnamespace
// in wsdl-service should match the @WebService.targetNameSpace, if any.
// make that assertion here - and the targetnamespace in wsdl-service, if
// present overrides everything else
if(endpoint.getWsdlService() != null) {
if( (targetNameSpace != null) && (targetNameSpace.length() != 0 ) &&
(!endpoint.getWsdlService().getNamespaceURI().equals(targetNameSpace)) ) {
throw new AnnotationProcessorException(
"Target Namespace inwsdl-service element does not match @WebService.targetNamespace",
annInfo);
}
targetNameSpace = endpoint.getWsdlService().getNamespaceURI();
}
// Set binding id id @BindingType is specified by the user in the impl class
if((!endpoint.hasUserSpecifiedProtocolBinding()) &&
(userSpecifiedBinding != null) &&
(userSpecifiedBinding.length() != 0)){
endpoint.setProtocolBinding(userSpecifiedBinding);
}
// Use annotated values only if the deployment descriptor equivalent has not been specified
if(newWS.getWsdlFileUri() == null) {
// take wsdl location from annotation
if (ann.wsdlLocation()!=null && ann.wsdlLocation().length()!=0) {
newWS.setWsdlFileUri(ann.wsdlLocation());
}
}
annElem = annInfo.getAnnotatedElement();
// we checked that the endpoint implements the provider interface above
Class clz = (Class) annElem;
Class serviceEndpointIntf = null;
for (Class intf : clz.getInterfaces()) {
if (javax.xml.ws.Provider.class.isAssignableFrom(intf)) {
serviceEndpointIntf = intf;
break;
}
}
if (serviceEndpointIntf==null) {
endpoint.setServiceEndpointInterface("javax.xml.ws.Provider");
} else {
endpoint.setServiceEndpointInterface(serviceEndpointIntf.getName());
}
if (ModuleType.WAR.equals(bundleDesc.getModuleType())) {
if(endpoint.getServletImplClass() == null) {
// Set servlet impl class here
endpoint.setServletImplClass(((Class)annElem).getName());
}
// Servlet link name
WebBundleDescriptor webBundle = (WebBundleDescriptor) bundleDesc;
if(endpoint.getWebComponentLink() == null) {
endpoint.setWebComponentLink(portComponentName);
}
if(endpoint.getWebComponentImpl() == null) {
WebComponentDescriptor webComponent = (WebComponentDescriptor) webBundle.
getWebComponentByCanonicalName(endpoint.getWebComponentLink());
// if servlet is not known, we should add it now
if (webComponent == null) {
webComponent = new WebComponentDescriptor();
webComponent.setServlet(true);
webComponent.setWebComponentImplementation(((Class) annElem).getCanonicalName());
webComponent.setName(endpoint.getEndpointName());
webComponent.addUrlPattern("/"+newWS.getName());
webBundle.addWebComponentDescriptor(webComponent);
}
endpoint.setWebComponentImpl(webComponent);
}
} else {
if(endpoint.getEjbLink() == null) {
EjbDescriptor[] ejbDescs = ((EjbBundleDescriptor) bundleDesc).getEjbByClassName(((Class)annElem).getName());
if(ejbDescs.length != 1) {
throw new AnnotationProcessorException(
"Unable to find matching descriptor for EJB endpoint",
annInfo);
}
endpoint.setEjbComponentImpl(ejbDescs[0]);
ejbDescs[0].setWebServiceEndpointInterfaceName(endpoint.getServiceEndpointInterface());
endpoint.setEjbLink(ejbDescs[0].getName());
}
}
if(endpoint.getWsdlPort() == null) {
endpoint.setWsdlPort(new QName(targetNameSpace, portName, "ns1"));
}
if(endpoint.getWsdlService() == null) {
endpoint.setWsdlService(new QName(targetNameSpace, svcName, "ns1"));
}
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.PROCESSED);
}
}
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