com.sun.corba.se.impl.protocol.giopmsgheaders.MessageBase Java Examples

public CorbaMessageMediator createLocationForward(
    CorbaMessageMediator messageMediator, IOR ior, ServiceContexts svc)
{
    ReplyMessage reply
        = MessageBase.createReply(
              (ORB)messageMediator.getBroker(),
              messageMediator.getGIOPVersion(),
              messageMediator.getEncodingVersion(),
              messageMediator.getRequestId(),
              ReplyMessage.LOCATION_FORWARD,
              getServiceContextsForReply(messageMediator, svc),
              ior);

    return createResponseHelper(messageMediator, reply, ior);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    // Enqueue the previous fragment
    queue.enqueue(bbwi);

    // Create a new bbwi
    ByteBufferWithInfo newBbwi = new ByteBufferWithInfo(orb, this);
    newBbwi.fragmented = true;

    // XREVISIT - Downcast
    ((CDROutputObject)outputObject).setByteBufferWithInfo(newBbwi);

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    // XREVISIT - Downcast
    FragmentMessage header =
          ((CDROutputObject)outputObject).getMessageHeader()
                                         .createFragmentMessage();

    header.write((CDROutputObject)outputObject);
}
 

/**
 * Send a CancelRequest message. This does not lock the connection, so the
 * caller needs to ensure this method is called appropriately.
 * @exception IOException - could be due to abortive connection closure.
 */
public void sendCancelRequest(GIOPVersion giopVersion, int requestId)
    throws IOException
{

    Message msg = MessageBase.createCancelRequest(giopVersion, requestId);
    sendHelper(giopVersion, msg);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    // Enqueue the previous fragment
    queue.enqueue(bbwi);

    // Create a new bbwi
    ByteBufferWithInfo newBbwi = new ByteBufferWithInfo(orb, this);
    newBbwi.fragmented = true;

    // XREVISIT - Downcast
    ((CDROutputObject)outputObject).setByteBufferWithInfo(newBbwi);

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    // XREVISIT - Downcast
    FragmentMessage header =
          ((CDROutputObject)outputObject).getMessageHeader()
                                         .createFragmentMessage();

    header.write((CDROutputObject)outputObject);
}
 

/*************************************************************************
* The following methods are for dealing with Connection cleaning for
* better scalability of servers in high network load conditions.
**************************************************************************/

public void sendCloseConnection(GIOPVersion giopVersion)
    throws IOException
{
    Message msg = MessageBase.createCloseConnection(giopVersion);
    sendHelper(giopVersion, msg);
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc,boolean user)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            user ? ReplyMessage.USER_EXCEPTION :
                   ReplyMessage.SYSTEM_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

/**
 * Send a CancelRequest message. This does not lock the connection, so the
 * caller needs to ensure this method is called appropriately.
 * @exception IOException - could be due to abortive connection closure.
 */
public void sendCancelRequest(GIOPVersion giopVersion, int requestId)
    throws IOException
{

    Message msg = MessageBase.createCancelRequest(giopVersion, requestId);
    sendHelper(giopVersion, msg);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    try {
       sendFragment(false);
    } catch(SystemException se){
            orb.getPIHandler().invokeClientPIEndingPoint(
                    ReplyMessage.SYSTEM_EXCEPTION, se);
            throw se;
    }

    // Reuse the old buffer

    // REVISIT - need to account for case when needed > available
    // even after fragmenting.  This is the large array case, so
    // the caller should retry when it runs out of space.
    bbwi.position(0);
    bbwi.buflen = bbwi.byteBuffer.limit();
    bbwi.fragmented = true;

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    FragmentMessage header = ((CDROutputObject)outputObject).getMessageHeader().createFragmentMessage();

    header.write(((CDROutputObject)outputObject));
}
 

public MessageMediator createMessageMediator(Broker broker,Connection conn)
{
    ORB orb = (ORB) broker;
    CorbaConnection connection = (CorbaConnection) conn;

    if (orb.transportDebugFlag) {
        if (connection.shouldReadGiopHeaderOnly()) {
            dprint(
            ".createMessageMediator: waiting for message header on connection: "
            + connection);
        } else {
            dprint(
            ".createMessageMediator: waiting for message on connection: "
            + connection);
        }
    }

    Message msg = null;

    if (connection.shouldReadGiopHeaderOnly()) {
        // read giop header only
        msg = MessageBase.readGIOPHeader(orb, connection);
    } else {
        // read entire giop message
        msg = MessageBase.readGIOPMessage(orb, connection);
    }

    ByteBuffer byteBuffer = msg.getByteBuffer();
    msg.setByteBuffer(null);
    CorbaMessageMediator messageMediator =
        new CorbaMessageMediatorImpl(orb, connection, msg, byteBuffer);

    return messageMediator;
}
 

public CorbaMessageMediatorImpl(ORB orb,
                                ContactInfo contactInfo,
                                Connection connection,
                                GIOPVersion giopVersion,
                                IOR ior,
                                int requestId,
                                short addrDisposition,
                                String operationName,
                                boolean isOneWay)
{
    this( orb, connection ) ;

    this.contactInfo = (CorbaContactInfo) contactInfo;
    this.addrDisposition = addrDisposition;

    streamFormatVersion =
        getStreamFormatVersionForThisRequest(
            ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
            giopVersion);
    streamFormatVersionSet = true;

    requestHeader = (RequestMessage) MessageBase.createRequest(
        this.orb,
        giopVersion,
        ORBUtility.getEncodingVersion(orb, ior),
        requestId,
        !isOneWay,
        ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
        this.addrDisposition,
        operationName,
        new ServiceContexts(orb),
        null);
}
 

public void handleInput(Message header) throws IOException
{
    try {
        messageHeader = header;

        if (transportDebug())
            dprint(".handleInput->: "
                   + MessageBase.typeToString(header.getType()));

        setWorkThenReadOrResumeSelect(header);

        switch(header.getType())
        {
        case Message.GIOPCloseConnection:
            if (transportDebug()) {
                dprint(".handleInput: CloseConnection: purging");
            }
            connection.purgeCalls(wrapper.connectionRebind(), true, false);
            break;
        case Message.GIOPMessageError:
            if (transportDebug()) {
                dprint(".handleInput: MessageError: purging");
            }
            connection.purgeCalls(wrapper.recvMsgError(), true, false);
            break;
        default:
            if (transportDebug()) {
                dprint(".handleInput: ERROR: "
                       + MessageBase.typeToString(header.getType()));
            }
            throw wrapper.badGiopRequestType() ;
        }
        releaseByteBufferToPool();
    } finally {
        if (transportDebug()) {
            dprint(".handleInput<-: "
                   + MessageBase.typeToString(header.getType()));
        }
    }
}
 

public void handleInput(Message header) throws IOException
{
    try {
        messageHeader = header;

        if (transportDebug())
            dprint(".handleInput->: "
                   + MessageBase.typeToString(header.getType()));

        setWorkThenReadOrResumeSelect(header);

        switch(header.getType())
        {
        case Message.GIOPCloseConnection:
            if (transportDebug()) {
                dprint(".handleInput: CloseConnection: purging");
            }
            connection.purgeCalls(wrapper.connectionRebind(), true, false);
            break;
        case Message.GIOPMessageError:
            if (transportDebug()) {
                dprint(".handleInput: MessageError: purging");
            }
            connection.purgeCalls(wrapper.recvMsgError(), true, false);
            break;
        default:
            if (transportDebug()) {
                dprint(".handleInput: ERROR: "
                       + MessageBase.typeToString(header.getType()));
            }
            throw wrapper.badGiopRequestType() ;
        }
        releaseByteBufferToPool();
    } finally {
        if (transportDebug()) {
            dprint(".handleInput<-: "
                   + MessageBase.typeToString(header.getType()));
        }
    }
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    try {
       sendFragment(false);
    } catch(SystemException se){
            orb.getPIHandler().invokeClientPIEndingPoint(
                    ReplyMessage.SYSTEM_EXCEPTION, se);
            throw se;
    }

    // Reuse the old buffer

    // REVISIT - need to account for case when needed > available
    // even after fragmenting.  This is the large array case, so
    // the caller should retry when it runs out of space.
    bbwi.position(0);
    bbwi.buflen = bbwi.byteBuffer.limit();
    bbwi.fragmented = true;

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    FragmentMessage header = ((CDROutputObject)outputObject).getMessageHeader().createFragmentMessage();

    header.write(((CDROutputObject)outputObject));
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc,boolean user)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            user ? ReplyMessage.USER_EXCEPTION :
                   ReplyMessage.SYSTEM_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            ReplyMessage.NO_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

/**
 * Send a CancelRequest message. This does not lock the connection, so the
 * caller needs to ensure this method is called appropriately.
 * @exception IOException - could be due to abortive connection closure.
 */
public void sendCancelRequest(GIOPVersion giopVersion, int requestId)
    throws IOException
{

    Message msg = MessageBase.createCancelRequest(giopVersion, requestId);
    sendHelper(giopVersion, msg);
}
 

public void handleInput(Message header) throws IOException
{
    try {
        messageHeader = header;

        if (transportDebug())
            dprint(".handleInput->: "
                   + MessageBase.typeToString(header.getType()));

        setWorkThenReadOrResumeSelect(header);

        switch(header.getType())
        {
        case Message.GIOPCloseConnection:
            if (transportDebug()) {
                dprint(".handleInput: CloseConnection: purging");
            }
            connection.purgeCalls(wrapper.connectionRebind(), true, false);
            break;
        case Message.GIOPMessageError:
            if (transportDebug()) {
                dprint(".handleInput: MessageError: purging");
            }
            connection.purgeCalls(wrapper.recvMsgError(), true, false);
            break;
        default:
            if (transportDebug()) {
                dprint(".handleInput: ERROR: "
                       + MessageBase.typeToString(header.getType()));
            }
            throw wrapper.badGiopRequestType() ;
        }
        releaseByteBufferToPool();
    } finally {
        if (transportDebug()) {
            dprint(".handleInput<-: "
                   + MessageBase.typeToString(header.getType()));
        }
    }
}
 

public CorbaMessageMediatorImpl(ORB orb,
                                ContactInfo contactInfo,
                                Connection connection,
                                GIOPVersion giopVersion,
                                IOR ior,
                                int requestId,
                                short addrDisposition,
                                String operationName,
                                boolean isOneWay)
{
    this( orb, connection ) ;

    this.contactInfo = (CorbaContactInfo) contactInfo;
    this.addrDisposition = addrDisposition;

    streamFormatVersion =
        getStreamFormatVersionForThisRequest(
            ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
            giopVersion);
    streamFormatVersionSet = true;

    requestHeader = (RequestMessage) MessageBase.createRequest(
        this.orb,
        giopVersion,
        ORBUtility.getEncodingVersion(orb, ior),
        requestId,
        !isOneWay,
        ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
        this.addrDisposition,
        operationName,
        new ServiceContexts(orb),
        null);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    // Enqueue the previous fragment
    queue.enqueue(bbwi);

    // Create a new bbwi
    ByteBufferWithInfo newBbwi = new ByteBufferWithInfo(orb, this);
    newBbwi.fragmented = true;

    // XREVISIT - Downcast
    ((CDROutputObject)outputObject).setByteBufferWithInfo(newBbwi);

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    // XREVISIT - Downcast
    FragmentMessage header =
          ((CDROutputObject)outputObject).getMessageHeader()
                                         .createFragmentMessage();

    header.write((CDROutputObject)outputObject);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    try {
       sendFragment(false);
    } catch(SystemException se){
            orb.getPIHandler().invokeClientPIEndingPoint(
                    ReplyMessage.SYSTEM_EXCEPTION, se);
            throw se;
    }

    // Reuse the old buffer

    // REVISIT - need to account for case when needed > available
    // even after fragmenting.  This is the large array case, so
    // the caller should retry when it runs out of space.
    bbwi.position(0);
    bbwi.buflen = bbwi.byteBuffer.limit();
    bbwi.fragmented = true;

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    FragmentMessage header = ((CDROutputObject)outputObject).getMessageHeader().createFragmentMessage();

    header.write(((CDROutputObject)outputObject));
}
 

/**
 * Send a CancelRequest message. This does not lock the connection, so the
 * caller needs to ensure this method is called appropriately.
 * @exception IOException - could be due to abortive connection closure.
 */
public void sendCancelRequest(GIOPVersion giopVersion, int requestId)
    throws IOException
{

    Message msg = MessageBase.createCancelRequest(giopVersion, requestId);
    sendHelper(giopVersion, msg);
}
 

/*************************************************************************
* The following methods are for dealing with Connection cleaning for
* better scalability of servers in high network load conditions.
**************************************************************************/

public void sendCloseConnection(GIOPVersion giopVersion)
    throws IOException
{
    Message msg = MessageBase.createCloseConnection(giopVersion);
    sendHelper(giopVersion, msg);
}
 

public void overflow (ByteBufferWithInfo bbwi)
{
    // Set the fragment's moreFragments field to true
    MessageBase.setFlag(bbwi.byteBuffer, Message.MORE_FRAGMENTS_BIT);

    try {
       sendFragment(false);
    } catch(SystemException se){
            orb.getPIHandler().invokeClientPIEndingPoint(
                    ReplyMessage.SYSTEM_EXCEPTION, se);
            throw se;
    }

    // Reuse the old buffer

    // REVISIT - need to account for case when needed > available
    // even after fragmenting.  This is the large array case, so
    // the caller should retry when it runs out of space.
    bbwi.position(0);
    bbwi.buflen = bbwi.byteBuffer.limit();
    bbwi.fragmented = true;

    // Now we must marshal in the fragment header/GIOP header

    // REVISIT - we can optimize this by not creating the fragment message
    // each time.

    FragmentMessage header = ((CDROutputObject)outputObject).getMessageHeader().createFragmentMessage();

    header.write(((CDROutputObject)outputObject));
}
 

public MessageMediator createMessageMediator(Broker broker,Connection conn)
{
    ORB orb = (ORB) broker;
    CorbaConnection connection = (CorbaConnection) conn;

    if (orb.transportDebugFlag) {
        if (connection.shouldReadGiopHeaderOnly()) {
            dprint(
            ".createMessageMediator: waiting for message header on connection: "
            + connection);
        } else {
            dprint(
            ".createMessageMediator: waiting for message on connection: "
            + connection);
        }
    }

    Message msg = null;

    if (connection.shouldReadGiopHeaderOnly()) {
        // read giop header only
        msg = MessageBase.readGIOPHeader(orb, connection);
    } else {
        // read entire giop message
        msg = MessageBase.readGIOPMessage(orb, connection);
    }

    ByteBuffer byteBuffer = msg.getByteBuffer();
    msg.setByteBuffer(null);
    CorbaMessageMediator messageMediator =
        new CorbaMessageMediatorImpl(orb, connection, msg, byteBuffer);

    return messageMediator;
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc,boolean user)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            user ? ReplyMessage.USER_EXCEPTION :
                   ReplyMessage.SYSTEM_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            ReplyMessage.NO_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

protected CorbaMessageMediator createResponseHelper(
    CorbaMessageMediator messageMediator, ServiceContexts svc)
{
    ReplyMessage message =
        MessageBase.createReply(
            (ORB)messageMediator.getBroker(),
            messageMediator.getGIOPVersion(),
            messageMediator.getEncodingVersion(),
            messageMediator.getRequestId(),
            ReplyMessage.NO_EXCEPTION,
            svc,
            null);
    return createResponseHelper(messageMediator, message, null);
}
 

/*************************************************************************
* The following methods are for dealing with Connection cleaning for
* better scalability of servers in high network load conditions.
**************************************************************************/

public void sendCloseConnection(GIOPVersion giopVersion)
    throws IOException
{
    Message msg = MessageBase.createCloseConnection(giopVersion);
    sendHelper(giopVersion, msg);
}
 

public CorbaMessageMediatorImpl(ORB orb,
                                ContactInfo contactInfo,
                                Connection connection,
                                GIOPVersion giopVersion,
                                IOR ior,
                                int requestId,
                                short addrDisposition,
                                String operationName,
                                boolean isOneWay)
{
    this( orb, connection ) ;

    this.contactInfo = (CorbaContactInfo) contactInfo;
    this.addrDisposition = addrDisposition;

    streamFormatVersion =
        getStreamFormatVersionForThisRequest(
            ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
            giopVersion);
    streamFormatVersionSet = true;

    requestHeader = (RequestMessage) MessageBase.createRequest(
        this.orb,
        giopVersion,
        ORBUtility.getEncodingVersion(orb, ior),
        requestId,
        !isOneWay,
        ((CorbaContactInfo)this.contactInfo).getEffectiveTargetIOR(),
        this.addrDisposition,
        operationName,
        new ServiceContexts(orb),
        null);
}
 

/**
 * Send a CancelRequest message. This does not lock the connection, so the
 * caller needs to ensure this method is called appropriately.
 * @exception IOException - could be due to abortive connection closure.
 */
public void sendCancelRequest(GIOPVersion giopVersion, int requestId)
    throws IOException
{

    Message msg = MessageBase.createCancelRequest(giopVersion, requestId);
    sendHelper(giopVersion, msg);
}