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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.WebComponentContext;
import com.sun.enterprise.deployment.annotation.context.EjbContext;
import com.sun.enterprise.deployment.annotation.context.EjbBundleContext;
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 WebServiceHandler extends AbstractHandler {
/** Creates a new instance of WebServiceHandler */
public WebServiceHandler() {
}
public Class<? extends Annotation> getAnnotationType() {
return javax.jws.WebService.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();
AnnotatedElement origAnnElem = annElem;
// sanity check
if (!(annElem instanceof Class)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
localStrings.getLocalString("enterprise.deployment.annotation.handlers.wrongannotationlocation",
"symbol annotation can only be specified on TYPE"),annInfo);
annInfo.getProcessingContext().getErrorHandler().error(ape);
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.FAILED);
}
// Ignore @WebService annotation on an interface; process only those in an actual service impl class
if (((Class)annElem).isInterface()) {
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.PROCESSED);
}
// let's get the main annotation of interest.
javax.jws.WebService ann = (javax.jws.WebService) annInfo.getAnnotation();
BundleDescriptor bundleDesc;
// Ensure that an EJB endpoint is packaged in EJBJAR and a servlet endpoint is packaged in a WAR
if(annCtx instanceof EjbContext &&
(annElem.getAnnotation(javax.ejb.Stateless.class) == null)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
localStrings.getLocalString("enterprise.deployment.annotation.handlers.webeppkgwrong",
"Class {0} is annotated with @WebService and without @Stateless but is packaged in a JAR." +
" If it is supposed to be a servlet endpoint, it should be packaged in a WAR; Deployment will continue assuming this " +
"class to be just a POJO used by other classes in the JAR being deployed",
new Object[] {((Class)annElem).getName()}),annInfo);
ape.setFatal(false);
throw ape;
}
if(annCtx instanceof EjbBundleContext &&
(annElem.getAnnotation(javax.ejb.Stateless.class) == null)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
localStrings.getLocalString("enterprise.deployment.annotation.handlers.webeppkgwrong",
"Class {0} is annotated with @WebService and without @Stateless but is packaged in a JAR." +
" If it is supposed to be a servlet endpoint, it should be packaged in a WAR; Deployment will continue assuming this " +
"class to be just a POJO used by other classes in the JAR being deployed",
new Object[] {((Class)annElem).getName()}),annInfo);
ape.setFatal(false);
throw ape;
}
if(annCtx instanceof WebBundleContext &&
(annElem.getAnnotation(javax.ejb.Stateless.class) != null)) {
AnnotationProcessorException ape = new AnnotationProcessorException(
localStrings.getLocalString("enterprise.deployment.annotation.handlers.ejbeppkgwrong",
"Class {0} is annotated with @WebService and @Stateless but is packaged in a WAR." +
" If it is supposed to be an EJB endpoint, it should be packaged in a JAR; Deployment will continue assuming this " +
" class to be just a POJO used by other classes in the WAR being deployed",
new Object[] {((Class)annElem).getName()}),annInfo);
ape.setFatal(false);
throw ape;
}
// 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
if(annCtx instanceof WebComponentContext) {
bundleDesc = ((WebComponentContext)annCtx).getDescriptor().getWebBundleDescriptor();
} else {
bundleDesc = ((WebBundleContext)annCtx).getDescriptor();
}
bundleDesc.setSpecVersion("2.5");
}
//WebService.name in the impl class identifies port-component-name
// If this is specified in impl class, then that takes precedence
String portComponentName = ann.name();
// 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 svcNameFromImplClass = ann.serviceName();
String implClassName = ((Class) annElem).getSimpleName();
String implClassFullName = ((Class)annElem).getName();
// 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();
// As per JSR181, the portName is either specified in deployment desc or in @WebService
// in impl class; if neither, it will @WebService.name+Port; if @WebService.name is not there,
// then port name is implClass+Port
String portNameFromImplClass = ann.portName();
if( (portNameFromImplClass == null) ||
(portNameFromImplClass.length() == 0) ) {
if( (portComponentName != null) && (portComponentName.length() != 0) ) {
portNameFromImplClass = portComponentName + "Port";
} else {
portNameFromImplClass = implClassName+"Port";
}
}
// 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();
}
// Store wsdlLocation in the impl class (if any)
String wsdlLocation = null;
if (ann.wsdlLocation()!=null && ann.wsdlLocation().length()!=0) {
wsdlLocation = ann.wsdlLocation();
}
// At this point, we need to check if the @WebService points to an SEI
// with the endpointInterface attribute, if that is the case, the
// remaining attributes should be extracted from the SEI instead of SIB.
boolean sibAnnotationOverriden=false;
if (ann.endpointInterface()!=null && ann.endpointInterface().length()>0) {
Class endpointIntf;
try {
endpointIntf = ((Class) annElem).getClassLoader().loadClass(ann.endpointInterface());
} catch(java.lang.ClassNotFoundException cfne) {
throw new AnnotationProcessorException(
localStrings.getLocalString("enterprise.deployment.annotation.handlers.classnotfound",
"class {0} referenced from annotation symbol cannot be loaded"), annInfo);
}
annElem = endpointIntf;
ann = annElem.getAnnotation(javax.jws.WebService.class);
if (ann==null) {
throw new AnnotationProcessorException("SEI " + ((javax.jws.WebService) annInfo.getAnnotation()).endpointInterface()
+ " referenced from the @WebService annotation on " + ((Class) annElem).getName()
+ " does not contain a @WebService annotation");
}
sibAnnotationOverriden = true;
// SEI cannot have @BindingType
if(annElem.getAnnotation(javax.xml.ws.BindingType.class) != null) {
throw new AnnotationProcessorException("SEI " + ((javax.jws.WebService) annInfo.getAnnotation()).endpointInterface()
+ " cannot have @BindingType");
}
}
WebServicesDescriptor wsDesc = bundleDesc.getWebServices();
//WebService.name not found; as per 109, default port-component-name
//is the simple class name as long as the simple class name will be a
// unique port-component-name for this module
if(portComponentName == null || portComponentName.length() == 0) {
portComponentName = implClassName;
}
// Check if this port-component-name is unique for this module
WebServiceEndpoint wep = wsDesc.getEndpointByName(portComponentName);
if(wep!=null) {
//there is another port-component by this name in this module;
//now we have to look at the SEI/impl of that port-component; if that SEI/impl
//is the same as the current SEI/impl then it means we have to override values;
//If the SEI/impl classes do not match, then no overriding should happen; we should
//use fully qualified class name as port-component-name for the current endpoint
if((wep.getServiceEndpointInterface() != null) &&
(wep.getServiceEndpointInterface().length() != 0) &&
(!((Class)annElem).getName().equals(wep.getServiceEndpointInterface()))) {
portComponentName = implClassFullName;
}
}
// Check if the same endpoint is already defined in webservices.xml
// This has to be done again after applying the 109 rules as above
// for port-component-name
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 (svcNameFromImplClass!=null && svcNameFromImplClass.length()!=0) {
newWS = wsDesc.getWebServiceByName(svcNameFromImplClass);
} else {
newWS = wsDesc.getWebServiceByName(implClassName+"Service");
}
if(newWS==null) {
newWS = new WebService();
// service name from annotation
if (svcNameFromImplClass!=null && svcNameFromImplClass.length()!=0) {
newWS.setName(svcNameFromImplClass);
} else {
newWS.setName(implClassName+"Service");
}
wsDesc.addWebService(newWS);
}
endpoint = new WebServiceEndpoint();
if (portComponentName!=null && portComponentName.length()!=0) {
endpoint.setEndpointName(portComponentName);
} else {
endpoint.setEndpointName(((Class) annElem).getName());
}
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)) ) {
AnnotationProcessorException ape = new AnnotationProcessorException(
"Target Namespace in wsdl-service element does not match @WebService.targetNamespace",
annInfo);
annInfo.getProcessingContext().getErrorHandler().error(ape);
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.FAILED);
}
targetNameSpace = endpoint.getWsdlService().getNamespaceURI();
}
// Service and port should reside in the same namespace - assert that
if( (endpoint.getWsdlService() != null) &&
(endpoint.getWsdlPort() != null) ) {
if(!endpoint.getWsdlService().getNamespaceURI().equals(
endpoint.getWsdlPort().getNamespaceURI())) {
AnnotationProcessorException ape = new AnnotationProcessorException(
"Target Namespace for wsdl-service and wsdl-port should be the same",
annInfo);
annInfo.getProcessingContext().getErrorHandler().error(ape);
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.FAILED);
}
}
//Use annotated values only if the deployment descriptor equivalen has not been specified
// If wsdlLocation was not given in Impl class, see if it is present in SEI
// Set this in DOL if there is no Depl Desc entry
// Precedence given for wsdlLocation in impl class
if(newWS.getWsdlFileUri() == null) {
if(wsdlLocation != null) {
newWS.setWsdlFileUri(wsdlLocation);
} else {
if (ann.wsdlLocation()!=null && ann.wsdlLocation().length()!=0) {
newWS.setWsdlFileUri(ann.wsdlLocation());
}
}
}
// 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);
}
if(endpoint.getServiceEndpointInterface() == null) {
// take SEI from annotation
if (ann.endpointInterface()!=null && ann.endpointInterface().length()!=0) {
endpoint.setServiceEndpointInterface(ann.endpointInterface());
} else {
endpoint.setServiceEndpointInterface(((Class)annElem).getName());
}
}
// at this point the SIB has to be used no matter what @WebService was used.
annElem = annInfo.getAnnotatedElement();
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) {
//<servlet-link> = <port-component-name>
endpoint.setWebComponentLink(endpoint.getEndpointName());
}
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 {
javax.ejb.Stateless stateless = annElem.getAnnotation(javax.ejb.Stateless.class);
String name;
if (stateless.name()==null || stateless.name().length()>0) {
name = stateless.name();
} else {
name = ((Class) annElem).getSimpleName();
}
EjbDescriptor ejb = ((EjbBundleDescriptor) bundleDesc).getEjbByName(name);
endpoint.setEjbComponentImpl(ejb);
ejb.setWebServiceEndpointInterfaceName(endpoint.getServiceEndpointInterface());
if (endpoint.getEjbLink()== null)
endpoint.setEjbLink(ejb.getName());
}
if(endpoint.getWsdlPort() == null) {
// Use targetNameSpace given in wsdl-service/Impl class for port and service
// If none, derive the namespace from package name and this will be used for
// service and port - targetNamespace, if any, in SEI will be used for pprtType
// during wsgen phase
if(targetNameSpace == null || targetNameSpace.length()==0) {
// No targerNameSpace anywhere; calculate targetNameSpace and set wsdl port
// per jax-ws 2.0 spec, the target name is the package name in
// the reverse order prepended with http://
if (((Class) annElem).getPackage()!=null) {
StringTokenizer tokens = new StringTokenizer(
((Class) annElem).getPackage().getName(), ".", false);
if (tokens.hasMoreElements()) {
while (tokens.hasMoreElements()) {
if(targetNameSpace == null || targetNameSpace.length()==0) {
targetNameSpace=tokens.nextElement().toString();
} else {
targetNameSpace=tokens.nextElement().toString()+"."+targetNameSpace;
}
}
} else {
targetNameSpace = ((Class) annElem).getPackage().getName();
}
} else {
throw new AnnotationProcessorException("JAX-WS 2.0 paragraph 3.2. " +
"The javax.jws.WebService annotation "
+ "targetNamespace MUST be used for classes or interfaces in no package");
}
targetNameSpace = "http://" + (targetNameSpace==null?"":targetNameSpace+"/");
}
// WebService.portName = wsdl-port
endpoint.setWsdlPort(new QName(targetNameSpace, portNameFromImplClass, "ns1"));
}
if(endpoint.getWsdlService() == null) {
// Set wsdl-service properly; namespace is the same as that of wsdl port;
// service name derived from deployment desc / annotation / default
String serviceNameSpace = endpoint.getWsdlPort().getNamespaceURI();
String serviceName = null;
if ( (svcNameFromImplClass != null) &&
(svcNameFromImplClass.length()!= 0)) {
// Use the serviceName annotation if available
serviceName= svcNameFromImplClass;
} else {
serviceName = newWS.getName();
}
endpoint.setWsdlService(new QName(serviceNameSpace, serviceName, "ns1"));
}
// Now force a HandlerChain annotation processing
// This is to take care of the case where the endpoint Impl class does not
// have @HandlerChain but the SEI has one specified through JAXWS customization
if((((Class)origAnnElem).getAnnotation(javax.jws.HandlerChain.class)) == null) {
return (new HandlerChainHandler()).processHandlerChainAnnotation(annInfo, annCtx, origAnnElem, (Class)origAnnElem, true);
}
return HandlerProcessingResultImpl.getDefaultResult(getAnnotationType(), ResultType.PROCESSED);
}
}