Java ServiceContext类代码示例

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
/**
 * Write the given entry from the scMap to the OutputStream.
 * See note on giopVersion.  The service context should
 * know the GIOP version it is meant for.
 */
private void writeMapEntry(OutputStream os, Integer id, Object scObj, GIOPVersion gv) {

    // If it's still in byte[] form, we don't need to
    // unmarshal it here, just copy the bytes into
    // the new stream.

    if (scObj instanceof byte[]) {
        if (isDebugging(os))
            dprint( "Writing service context bytes for id " + id);

        OctetSeqHelper.write(os, (byte[])scObj);

    } else {

        // We actually unmarshaled it into a ServiceContext
        // at some point.
        ServiceContext sc = (ServiceContext)scObj;

        if (isDebugging(os))
            dprint( "Writing service context " + sc ) ;

        sc.write(os, gv);
    }
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
public ServiceContext get(Integer id)
{
    Object result = scMap.get(id);
    if (result == null)
        return null ;

    // Lazy unmarshaling on first use.
    if (result instanceof byte[]) {

        ServiceContext sc = unmarshal(id, (byte[])result);

        scMap.put(id, sc);

        return sc;
    } else {
        return (ServiceContext)result;
    }
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
protected void getExceptionDetailMessage(
    CorbaMessageMediator  messageMediator,
    ORBUtilSystemException wrapper)
{
    ServiceContext sc = messageMediator.getReplyServiceContexts()
        .get(ExceptionDetailMessage.value);
    if (sc == null)
        return ;

    if (! (sc instanceof UnknownServiceContext)) {
        throw wrapper.badExceptionDetailMessageServiceContextType();
    }
    byte[] data = ((UnknownServiceContext)sc).getData();
    EncapsInputStream in =
            EncapsInputStreamFactory.newEncapsInputStream((ORB)messageMediator.getBroker(),
                                  data, data.length);
    in.consumeEndian();

    String msg =
          "----------BEGIN server-side stack trace----------\n"
        + in.read_wstring() + "\n"
        + "----------END server-side stack trace----------";

    messageMediator.setReplyExceptionDetailMessage(msg);
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
protected void getExceptionDetailMessage(
    CorbaMessageMediator  messageMediator,
    ORBUtilSystemException wrapper)
{
    ServiceContext sc = messageMediator.getReplyServiceContexts()
        .get(ExceptionDetailMessage.value);
    if (sc == null)
        return ;

    if (! (sc instanceof UnknownServiceContext)) {
        throw wrapper.badExceptionDetailMessageServiceContextType();
    }
    byte[] data = ((UnknownServiceContext)sc).getData();
    EncapsInputStream in =
        new EncapsInputStream((ORB)messageMediator.getBroker(),
                              data, data.length);
    in.consumeEndian();

    String msg =
          "----------BEGIN server-side stack trace----------\n"
        + in.read_wstring() + "\n"
        + "----------END server-side stack trace----------";

    messageMediator.setReplyExceptionDetailMessage(msg);
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
/** Add a service context to the stream, if there is not already
 * a service context in this object with the same id as sc.
 */
public void put( ServiceContext sc )
{
    Integer id = new Integer(sc.getId());
    scMap.put(id, sc);
}
 

import com.sun.corba.se.spi.servicecontext.ServiceContext; //导入依赖的package包/类
protected void consumeServiceContexts(ORB orb,
                                    CorbaMessageMediator messageMediator)
{
    ServiceContexts ctxts = messageMediator.getReplyServiceContexts();
    ServiceContext sc ;
    ORBUtilSystemException wrapper = ORBUtilSystemException.get( orb,
            CORBALogDomains.RPC_PROTOCOL ) ;

    if (ctxts == null) {
        return; // no service context available, return gracefully.
    }

    sc = ctxts.get( SendingContextServiceContext.SERVICE_CONTEXT_ID ) ;

    if (sc != null) {
        SendingContextServiceContext scsc =
            (SendingContextServiceContext)sc ;
        IOR ior = scsc.getIOR() ;

        try {
            // set the codebase returned by the server
            if (messageMediator.getConnection() != null) {
                ((CorbaConnection)messageMediator.getConnection()).setCodeBaseIOR(ior);
            }
        } catch (ThreadDeath td) {
            throw td ;
        } catch (Throwable t) {
            throw wrapper.badStringifiedIor( t ) ;
        }
    }

    // see if the version subcontract is present, if yes, then set
    // the ORBversion
    sc = ctxts.get( ORBVersionServiceContext.SERVICE_CONTEXT_ID ) ;

    if (sc != null) {
        ORBVersionServiceContext ovsc =
           (ORBVersionServiceContext) sc;

        ORBVersion version = ovsc.getVersion();
        orb.setORBVersion( version ) ;
    }

    getExceptionDetailMessage(messageMediator, wrapper);
}