Java CorbaMessageMediator.getBroker方法代码示例

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
public CorbaMessageMediator invoke(java.lang.Object servant,
                                   CorbaMessageMediator request,
                                   byte[] objectId,
                                   ObjectAdapter objectAdapter)
{
    ORB orb = (ORB)request.getBroker() ;
    ORBUtilSystemException wrapper = ORBUtilSystemException.get( orb,
        CORBALogDomains.OA_INVOCATION ) ;

    if ((servant == null) || (servant instanceof NullServant)) {
        return request.getProtocolHandler().createSystemExceptionResponse(
            request, wrapper.badSkeleton(), null);
    } else {
        return request.getProtocolHandler().createSystemExceptionResponse(
            request, wrapper.getinterfaceNotImplemented(), null);
    }
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
protected void addServiceContexts(CorbaMessageMediator messageMediator)
{
    ORB orb = (ORB)messageMediator.getBroker();
    CorbaConnection c = (CorbaConnection) messageMediator.getConnection();
    GIOPVersion giopVersion = messageMediator.getGIOPVersion();

    ServiceContexts contexts = messageMediator.getRequestServiceContexts();

    addCodeSetServiceContext(c, contexts, giopVersion);

    // Add the RMI-IIOP max stream format version
    // service context to every request.  Once we have GIOP 1.3,
    // we could skip it since we now support version 2, but
    // probably safer to always send it.
    contexts.put(MaxStreamFormatVersionServiceContext.singleton);

    // ORBVersion servicecontext needs to be sent
    ORBVersionServiceContext ovsc = new ORBVersionServiceContext(
                    ORBVersionFactory.getORBVersion() ) ;
    contexts.put( ovsc ) ;

    // NOTE : We only want to send the runtime context the first time
    if ((c != null) && !c.isPostInitialContexts()) {
        // Do not do c.setPostInitialContexts() here.
        // If a client interceptor send_request does a ForwardRequest
        // which ends up using the same connection then the service
        // context would not be sent.
        SendingContextServiceContext scsc =
            new SendingContextServiceContext( orb.getFVDCodeBaseIOR() ) ; //d11638
        contexts.put( scsc ) ;
    }
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
private void beginRequest(CorbaMessageMediator messageMediator)
{
    ORB orb = (ORB) messageMediator.getBroker();
    if (orb.subcontractDebugFlag) {
        dprint(".handleRequest->:");
    }
    connection.serverRequestProcessingBegins();
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
private void endRequest(CorbaMessageMediator messageMediator)
{
    ORB orb = (ORB) messageMediator.getBroker();
    if (orb.subcontractDebugFlag) {
        dprint(".handleRequest<-: " + opAndId(messageMediator));
    }

    // release NIO ByteBuffers to ByteBufferPool

    try {
        OutputObject outputObj = messageMediator.getOutputObject();
        if (outputObj != null) {
            outputObj.close();
        }
        InputObject inputObj = messageMediator.getInputObject();
        if (inputObj != null) {
            inputObj.close();
        }
    } catch (IOException ex) {
        // Given what close() does, this catch shouldn't ever happen.
        // See CDRInput/OutputObject.close() for more info.
        // It also won't result in a Corba error if an IOException happens.
        if (orb.subcontractDebugFlag) {
            dprint(".endRequest: IOException:" + ex.getMessage(), ex);
        }
    } finally {
        ((CorbaConnection)messageMediator.getConnection()).serverRequestProcessingEnds();
    }
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
public void handleThrowableDuringServerDispatch(
    CorbaMessageMediator messageMediator,
    Throwable throwable,
    CompletionStatus completionStatus)
{
    if (((ORB)messageMediator.getBroker()).subcontractDebugFlag) {
        dprint(".handleThrowableDuringServerDispatch: "
               + opAndId(messageMediator) + ": "
               + throwable);
    }

    // If we haven't unmarshaled the header, we probably don't
    // have enough information to even send back a reply.

    // REVISIT
    // Cannot do this check.  When target addressing disposition does
    // not match (during header unmarshaling) it throws an exception
    // to be handled here.
    /*
    if (! ((CDRInputObject)messageMediator.getInputObject())
        .unmarshaledHeader()) {
        return;
    }
    */
    handleThrowableDuringServerDispatch(messageMediator,
                                        throwable,
                                        completionStatus,
                                        1);
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
protected void continueOrThrowSystemOrRemarshal(
    CorbaMessageMediator messageMediator, Exception exception)
    throws
        SystemException, RemarshalException
{

    ORB orb = (ORB) messageMediator.getBroker();

    if( exception == null ) {

        // do nothing.

    } else if( exception instanceof RemarshalException ) {

        // REVISIT - unify with PI handling
        orb.getInvocationInfo().setIsRetryInvocation(true);

        // NOTE - We must unregister the waiter NOW for this request
        // since the retry will result in a new request id.  Therefore
        // the old request id would be lost and we would have a memory
        // leak in the responseWaitingRoom.
        unregisterWaiter(orb);

        if (orb.subcontractDebugFlag) {
            dprint(".continueOrThrowSystemOrRemarshal: "
                   + opAndId(messageMediator)
                   + ": throwing Remarshal");
        }

        throw (RemarshalException)exception;

    } else {

        if (orb.subcontractDebugFlag) {
            dprint(".continueOrThrowSystemOrRemarshal: "
                   + opAndId(messageMediator)
                   + ": throwing sex:"
                   + exception);
        }

        throw (SystemException)exception;
    }
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ReplyMessage reply, IOR ior)
{
    // REVISIT - these should be invoked from subcontract.
    runServantPostInvoke(messageMediator);
    runInterceptors(messageMediator, reply);
    runRemoveThreadInfo(messageMediator);

    if (((ORB)messageMediator.getBroker()).subcontractDebugFlag) {
        dprint(".createResponseHelper: "
               + opAndId(messageMediator) + ": "
               + reply);
    }

    messageMediator.setReplyHeader(reply);

    OutputObject replyOutputObject;
    // REVISIT = do not use null.
    //
    if (messageMediator.getConnection() == null) {
        replyOutputObject =
            sun.corba.OutputStreamFactory.newCDROutputObject(orb,
                        messageMediator, messageMediator.getReplyHeader(),
                        messageMediator.getStreamFormatVersion(),
                        BufferManagerFactory.GROW);
    } else {
        replyOutputObject = messageMediator.getConnection().getAcceptor()
         .createOutputObject(messageMediator.getBroker(), messageMediator);
    }
    messageMediator.setOutputObject(replyOutputObject);
    messageMediator.getOutputObject().setMessageMediator(messageMediator);

    reply.write((OutputStream) messageMediator.getOutputObject());
    if (reply.getIOR() != null) {
        reply.getIOR().write((OutputStream) messageMediator.getOutputObject());
    }
    // REVISIT - not necessary?
    //messageMediator.this.replyIOR = reply.getIOR();

    // NOTE: The mediator holds onto output object so return value
    // not really necessary.
    return messageMediator;
}
 

import com.sun.corba.se.spi.protocol.CorbaMessageMediator; //导入方法依赖的package包/类
public CorbaMessageMediator createSystemExceptionResponse(
    CorbaMessageMediator messageMediator,
    SystemException ex,
    ServiceContexts svc)
{
    if (messageMediator.getConnection() != null) {
        // It is possible that fragments of response have already been
        // sent.  Then an error may occur (e.g. marshaling error like
        // non serializable object).  In that case it is too late
        // to send the exception.  We just return the existing fragmented
        // stream here.  This will cause an incomplete last fragment
        // to be sent.  Then the other side will get a marshaling error
        // when attempting to unmarshal.

        // REVISIT: Impl - make interface method to do the following.
        CorbaMessageMediatorImpl mediator = (CorbaMessageMediatorImpl)
            ((CorbaConnection)messageMediator.getConnection())
            .serverRequestMapGet(messageMediator.getRequestId());

        OutputObject existingOutputObject = null;
        if (mediator != null) {
            existingOutputObject = mediator.getOutputObject();
        }

        // REVISIT: need to think about messageMediator containing correct
        // pointer to output object.
        if (existingOutputObject != null &&
            mediator.sentFragment() &&
            ! mediator.sentFullMessage())
        {
            return mediator;
        }
    }

    // Only do this if interceptors have been initialized on this request
    // and have not completed their lifecycle (otherwise the info stack
    // may be empty or have a different request's entry on top).
    if (messageMediator.executePIInResponseConstructor()) {
        // REVISIT: not necessary in framework now?
        // Inform Portable Interceptors of the SystemException.  This is
        // required to be done here because the ending interception point
        // is called in the when creating the response below
        // but we do not currently write the SystemException into the
        // response until after the ending point is called.
        ((ORB)messageMediator.getBroker()).getPIHandler().setServerPIInfo( ex );
    }

    if (((ORB)messageMediator.getBroker()).subcontractDebugFlag &&
        ex != null)
    {
        dprint(".createSystemExceptionResponse: "
               + opAndId(messageMediator),
               ex);
    }

    ServiceContexts serviceContexts =
        getServiceContextsForReply(messageMediator, svc);

    // NOTE: We MUST add the service context before creating
    // the response since service contexts are written to the
    // stream when the response object is created.

    addExceptionDetailMessage(messageMediator, ex, serviceContexts);

    CorbaMessageMediator response =
        createResponseHelper(messageMediator, serviceContexts, false);

    // NOTE: From here on, it is too late to add more service contexts.
    // They have already been serialized to the stream (and maybe fragments
    // sent).

    ORBUtility.writeSystemException(
        ex, (OutputStream)response.getOutputObject());

    return response;
}