Java ServiceContexts.put方法代码示例

import com.sun.corba.se.spi.servicecontext.ServiceContexts; //导入方法依赖的package包/类
private void addExceptionDetailMessage(CorbaMessageMediator mediator,
                                       SystemException ex,
                                       ServiceContexts serviceContexts)
{
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintWriter pw = new PrintWriter(baos);
    ex.printStackTrace(pw);
    pw.flush(); // NOTE: you must flush or baos will be empty.
    EncapsOutputStream encapsOutputStream =
        sun.corba.OutputStreamFactory.newEncapsOutputStream((ORB)mediator.getBroker());
    encapsOutputStream.putEndian();
    encapsOutputStream.write_wstring(baos.toString());
    UnknownServiceContext serviceContext =
        new UnknownServiceContext(ExceptionDetailMessage.value,
                                  encapsOutputStream.toByteArray());
    serviceContexts.put(serviceContext);
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContexts; //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.servicecontext.ServiceContexts; //导入方法依赖的package包/类
protected void addCodeSetServiceContext(CorbaConnection conn,
                                      ServiceContexts ctxs,
                                      GIOPVersion giopVersion) {

    // REVISIT.  OMG issue 3318 concerning sending the code set
    // service context more than once was deemed too much for the
    // RTF.  Here's our strategy for the moment:
    //
    // Send it on every request (necessary in cases of fragmentation
    // with multithreaded clients or when the first thing on a
    // connection is a LocateRequest).  Provide an ORB property
    // to disable multiple sends.
    //
    // Note that the connection is null in the local case and no
    // service context is included.  We use the ORB provided
    // encapsulation streams.
    //
    // Also, there will be no negotiation or service context
    // in GIOP 1.0.  ISO8859-1 is used for char/string, and
    // wchar/wstring are illegal.
    //
    if (giopVersion.equals(GIOPVersion.V1_0) || conn == null)
        return;

    CodeSetComponentInfo.CodeSetContext codeSetCtx = null;

    if (conn.getBroker().getORBData().alwaysSendCodeSetServiceContext() ||
        !conn.isPostInitialContexts()) {

        // Get the negotiated code sets (if any) out of the connection
        codeSetCtx = conn.getCodeSetContext();
    }

    // Either we shouldn't send the code set service context, or
    // for some reason, the connection doesn't have its code sets.
    // Perhaps the server didn't include them in the IOR.  Uses
    // ISO8859-1 for char and makes wchar/wstring illegal.
    if (codeSetCtx == null)
        return;

    CodeSetServiceContext cssc = new CodeSetServiceContext(codeSetCtx);
    ctxs.put(cssc);
}