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25 
26 package com.sun.xml.internal.ws.server.provider;
27 
28 import com.sun.istack.internal.NotNull;
29 import com.sun.xml.internal.ws.api.WSBinding;
30 import com.sun.xml.internal.ws.api.message.Packet;
31 import com.sun.xml.internal.ws.api.model.wsdl.WSDLPort;
32 import com.sun.xml.internal.ws.api.pipe.NextAction;
33 import com.sun.xml.internal.ws.api.pipe.ThrowableContainerPropertySet;
34 import com.sun.xml.internal.ws.api.server.Invoker;
35 
36 import javax.xml.ws.Provider;
37 import java.util.logging.Level;
38 import java.util.logging.Logger;
39 
40 /**
41  * This tube is used to invoke the {@link Provider} endpoints.
42  *
43  * @author Jitendra Kotamraju
44  */
45 public // TODO needed by factory
46 class SyncProviderInvokerTube<T> extends ProviderInvokerTube<T> {
47 
48     private static final Logger LOGGER = Logger.getLogger(
49         com.sun.xml.internal.ws.util.Constants.LoggingDomain + ".server.SyncProviderInvokerTube");
50 
SyncProviderInvokerTube(Invoker invoker, ProviderArgumentsBuilder<T> argsBuilder)51     public SyncProviderInvokerTube(Invoker invoker, ProviderArgumentsBuilder<T> argsBuilder) {
52         super(invoker, argsBuilder);
53     }
54 
55     /*
56     * This binds the parameter for Provider endpoints and invokes the
57     * invoke() method of {@linke Provider} endpoint. The return value from
58     * invoke() is used to create a new {@link Message} that traverses
59     * through the Pipeline to transport.
60     */
processRequest(Packet request)61     public NextAction processRequest(Packet request) {
62         WSDLPort port = getEndpoint().getPort();
63         WSBinding binding = getEndpoint().getBinding();
64         T param = argsBuilder.getParameter(request);
65 
66         LOGGER.fine("Invoking Provider Endpoint");
67 
68         T returnValue;
69         try {
70             returnValue = getInvoker(request).invokeProvider(request, param);
71         } catch(Exception e) {
72             LOGGER.log(Level.SEVERE, e.getMessage(), e);
73             Packet response = argsBuilder.getResponse(request,e,port,binding);
74             return doReturnWith(response);
75         }
76         if (returnValue == null) {
77             // Oneway. Send response code immediately for transports(like HTTP)
78             // Don't do this above, since close() may generate some exceptions
79             if (request.transportBackChannel != null) {
80                 request.transportBackChannel.close();
81             }
82         }
83         Packet response = argsBuilder.getResponse(request,returnValue,port,binding);
84 
85         // Only used by Provider<Packet>
86         // Implementation may pass Packet containing throwable; use both
87         ThrowableContainerPropertySet tc = response.getSatellite(ThrowableContainerPropertySet.class);
88         Throwable t = (tc != null) ? tc.getThrowable() : null;
89 
90         return t != null ? doThrow(response, t) : doReturnWith(response);
91     }
92 
processResponse(@otNull Packet response)93     public @NotNull NextAction processResponse(@NotNull Packet response) {
94         return doReturnWith(response);
95     }
96 
processException(@otNull Throwable t)97     public @NotNull NextAction processException(@NotNull Throwable t) {
98         return doThrow(t);
99     }
100 
101 }
102