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package com.sun.enterprise.webservice;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.io.File;
import javax.servlet.*;
import javax.servlet.http.*;
import com.sun.enterprise.Switch;
import com.sun.enterprise.ComponentInvocation;
import com.sun.enterprise.InvocationManager;
import com.sun.enterprise.deployment.WebServicesDescriptor;
import com.sun.enterprise.deployment.WebService;
import com.sun.enterprise.deployment.WebServiceEndpoint;
import com.sun.enterprise.deployment.WebBundleDescriptor;
import com.sun.enterprise.deployment.WebComponentDescriptor;
import com.sun.enterprise.webservice.monitoring.WebServiceEngineImpl;
import com.sun.enterprise.webservice.monitoring.JAXRPCEndpointImpl;
import com.sun.enterprise.security.jauth.ServerAuthConfig;
// JAX-RPC SPI
import com.sun.xml.rpc.spi.JaxRpcObjectFactory;
import com.sun.xml.rpc.spi.runtime.Implementor;
import com.sun.xml.rpc.spi.runtime.ImplementorCache;
import com.sun.xml.rpc.spi.runtime.ImplementorCacheDelegate;
import com.sun.xml.rpc.spi.runtime.RuntimeEndpointInfo;
import com.sun.xml.rpc.spi.runtime.ServletDelegate;
import com.sun.xml.rpc.spi.runtime.ServletSecondDelegate;
import com.sun.xml.rpc.spi.runtime.SystemHandlerDelegate;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.logging.LogDomains;
/**
* This class is delegated to by the container-provided servlet-class
* that is written into the web.xml at deployment time. It overrides
* the JAXRPC servlet delegate to register endpoint information and
* intercept certain events.
*/
public class ServletWebServiceDelegate extends ServletSecondDelegate {
private static Logger logger = LogDomains.getLogger(LogDomains.WEB_LOGGER);
private WebServiceEndpoint endpoint_;
private ServletConfig servletConfig_;
private ServletDelegate rpcDelegate_;
private JaxRpcObjectFactory rpcFactory_;
private WebServiceEngineImpl wsEngine_;
private JAXRPCEndpointImpl endpointImpl_;
public ServletWebServiceDelegate (ServletDelegate firstDelegate) {
rpcDelegate_ = firstDelegate;
rpcFactory_ = JaxRpcObjectFactory.newInstance();
wsEngine_ = WebServiceEngineImpl.getInstance();
}
public void postInit(ServletConfig servletConfig) throws ServletException {
servletConfig_ = servletConfig;
String servletName = "unknown";
try {
InvocationManager invManager =
Switch.getSwitch().getInvocationManager();
ComponentInvocation inv = invManager.getCurrentInvocation();
Object containerContext = inv.getContainerContext();
WebBundleDescriptor webBundle = (WebBundleDescriptor)
Switch.getSwitch().getDescriptorFor(containerContext);
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
servletName = servletConfig.getServletName();
WebComponentDescriptor webComponent =
webBundle.getWebComponentByCanonicalName(servletName);
if( webComponent != null ) {
WebServicesDescriptor webServices = webBundle.getWebServices();
Collection endpoints =
webServices.getEndpointsImplementedBy(webComponent);
// Only 1 endpoint per servlet is supported, even though
// data structure implies otherwise.
endpoint_ = (WebServiceEndpoint) endpoints.iterator().next();
registerEndpoint(classLoader);
// if a conventional authentication mechanism has NOT been configured
// for the endpoint create and install system handler for web services
// security
SystemHandlerDelegate securityHandlerDelegate = null;
if (!endpoint_.hasAuthMethod()) {
try {
ServerAuthConfig config = ServerAuthConfig.getConfig
(com.sun.enterprise.security.jauth.AuthConfig.SOAP,
endpoint_.getMessageSecurityBinding(),
null);
if (config != null) {
securityHandlerDelegate =
new ServletSystemHandlerDelegate(config, endpoint_);
rpcDelegate_.setSystemHandlerDelegate(securityHandlerDelegate);
}
} catch (Exception e) {
logger.log(Level.SEVERE,
"Servlet Webservice security configuration Failure", e);
}
}
// need to invoke the endpoint lifecylcle
endpointImpl_ = (JAXRPCEndpointImpl)wsEngine_.createHandler(securityHandlerDelegate, endpoint_);
rpcDelegate_.setSystemHandlerDelegate(endpointImpl_);
} else {
throw new ServletException(servletName + " not found");
}
} catch(Throwable t) {
logger.log(Level.WARNING, "Servlet web service endpoint '" +
servletName + "' failure", t);
ServletException se = new ServletException();
se.initCause(t);
throw se;
}
}
public void destroy() {
wsEngine_.removeHandler(endpoint_);
}
public void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException {
// normal WSDL retrieval invocation
WsUtil wsUtil = new WsUtil();
try {
wsUtil.handleGet(request, response, endpoint_);
} catch(Exception e) {
logger.log(Level.WARNING, "Servlet web service endpoint '" +
endpoint_.getEndpointName() + "' HTTP GET error", e);
}
}
public void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException {
rpcDelegate_.doPost(request, response);
}
public void warnMissingContextInformation() {
// context info not used within j2ee integration, so override
// this method to prevent warning message
}
public ImplementorCache createImplementorCache(ServletConfig sc) {
ImplementorCache ic = rpcFactory_.createImplementorCache(sc);
ImplementorCacheDelegate delegate =
new ImplementorCacheDelegateImpl(sc);
ic.setDelegate(delegate);
return ic;
}
private void registerEndpoint(ClassLoader loader)
throws Exception {
//
// Convert J2EE deployment descriptor information into
// JAXRPC endpoint data structure
//
RuntimeEndpointInfo endpointInfo =
rpcFactory_.createRuntimeEndpointInfo();
Class serviceEndpointInterfaceClass =
loader.loadClass(endpoint_.getServiceEndpointInterface());
Class implementationClass =
loader.loadClass(endpoint_.getServletImplClass());
String tieClassName = endpoint_.getTieClassName();
if(tieClassName != null) {
Class tieClass = loader.loadClass(tieClassName);
endpointInfo.setTieClass(tieClass);
}
endpointInfo.setRemoteInterface(serviceEndpointInterfaceClass);
endpointInfo.setImplementationClass(implementationClass);
endpointInfo.setName(endpoint_.getEndpointName());
WebService webService = endpoint_.getWebService();
// No need to set model file name or wsdl file, since we override
// the code that serves up the final WSDL.
//endpointInfo.setModelFileName()
//endpointInfo.setWSDLFileName()
endpointInfo.setDeployed(true);
endpointInfo.setPortName(endpoint_.getWsdlPort());
endpointInfo.setServiceName(endpoint_.getServiceName());
// For web components, this will be relative to the web app
// context root. Make sure there is a leading slash.
String uri = endpoint_.getEndpointAddressUri();
uri = uri.startsWith("/") ? uri : "/" + uri;
endpointInfo.setUrlPattern(uri);
rpcDelegate_.registerEndpointUrlPattern(endpointInfo);
}
}