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

public static BufferManagerRead newBufferManagerRead(
        int strategy, byte encodingVersion, ORB orb) {

    if (encodingVersion != Message.CDR_ENC_VERSION) {
        if (strategy != BufferManagerFactory.GROW) {
            ORBUtilSystemException wrapper =
                ORBUtilSystemException.get((ORB)orb,
                                           CORBALogDomains.RPC_ENCODING);
            throw wrapper.invalidBuffMgrStrategy("newBufferManagerRead");
        }
        return new BufferManagerReadGrow(orb);
    }
    switch (strategy) {
        case BufferManagerFactory.GROW:
            return new BufferManagerReadGrow(orb);
        case BufferManagerFactory.COLLECT:
            throw new INTERNAL("Collect strategy invalid for reading");
        case BufferManagerFactory.STREAM:
            return new BufferManagerReadStream(orb);
        default:
            throw new INTERNAL("Unknown buffer manager read strategy: "
                               + strategy);
    }
}
 

public CDROutputObject(ORB orb, CorbaMessageMediator mediator,
                       GIOPVersion giopVersion,
                       CorbaConnection connection, Message header,
                       byte streamFormatVersion)
{
    this(
        orb,
        giopVersion,
        header,
        BufferManagerFactory.
        newBufferManagerWrite(giopVersion,
                              header.getEncodingVersion(),
                              orb),
        streamFormatVersion,
        mediator);
    this.connection = connection ;
}
 

private void setWorkThenPoolOrResumeSelect(Message header)
{
    if (getConnection().getEventHandler().shouldUseSelectThreadToWait()) {
        resumeSelect(header);
    } else {
        // Leader/Follower when using reader thread.
        // When this thread is done working it will go back in pool.

        isThreadDone = true;

        // First unregister current registration.
        orb.getTransportManager().getSelector(0)
            .unregisterForEvent(getConnection().getEventHandler());
        // Have another thread become the reader.
        orb.getTransportManager().getSelector(0)
            .registerForEvent(getConnection().getEventHandler());
    }
}
 

public CDROutputObject(ORB orb, CorbaMessageMediator mediator,
                       GIOPVersion giopVersion,
                       CorbaConnection connection, Message header,
                       byte streamFormatVersion)
{
    this(
        orb,
        giopVersion,
        header,
        BufferManagerFactory.
        newBufferManagerWrite(giopVersion,
                              header.getEncodingVersion(),
                              orb),
        streamFormatVersion,
        mediator);
    this.connection = connection ;
}
 

public CDROutputObject(ORB orb, CorbaMessageMediator mediator,
                       GIOPVersion giopVersion,
                       CorbaConnection connection, Message header,
                       byte streamFormatVersion)
{
    this(
        orb,
        giopVersion,
        header,
        BufferManagerFactory.
        newBufferManagerWrite(giopVersion,
                              header.getEncodingVersion(),
                              orb),
        streamFormatVersion,
        mediator);
    this.connection = connection ;
}
 

private CDROutputObject(
    ORB orb, GIOPVersion giopVersion, Message header,
    BufferManagerWrite manager, byte streamFormatVersion,
    CorbaMessageMediator mediator)
{
    super(orb, giopVersion, header.getEncodingVersion(),
          false, manager, streamFormatVersion,
          ((mediator != null && mediator.getConnection() != null) ?
           ((CorbaConnection)mediator.getConnection()).
                 shouldUseDirectByteBuffers() : false));

    this.header = header;
    this.orb = orb;
    this.wrapper = ORBUtilSystemException.get( orb, CORBALogDomains.RPC_ENCODING ) ;
    this.omgWrapper = OMGSystemException.get( orb, CORBALogDomains.RPC_ENCODING ) ;

    getBufferManager().setOutputObject(this);
    this.corbaMessageMediator = mediator;
}
 

public static BufferManagerRead newBufferManagerRead(
        int strategy, byte encodingVersion, ORB orb) {

    if (encodingVersion != Message.CDR_ENC_VERSION) {
        if (strategy != BufferManagerFactory.GROW) {
            ORBUtilSystemException wrapper =
                ORBUtilSystemException.get((ORB)orb,
                                           CORBALogDomains.RPC_ENCODING);
            throw wrapper.invalidBuffMgrStrategy("newBufferManagerRead");
        }
        return new BufferManagerReadGrow(orb);
    }
    switch (strategy) {
        case BufferManagerFactory.GROW:
            return new BufferManagerReadGrow(orb);
        case BufferManagerFactory.COLLECT:
            throw new INTERNAL("Collect strategy invalid for reading");
        case BufferManagerFactory.STREAM:
            return new BufferManagerReadStream(orb);
        default:
            throw new INTERNAL("Unknown buffer manager read strategy: "
                               + strategy);
    }
}
 

public static BufferManagerWrite newBufferManagerWrite(
        int strategy, byte encodingVersion, ORB orb) {
    if (encodingVersion != Message.CDR_ENC_VERSION) {
        if (strategy != BufferManagerFactory.GROW) {
            ORBUtilSystemException wrapper =
                ORBUtilSystemException.get((ORB)orb,
                                           CORBALogDomains.RPC_ENCODING);
            throw wrapper.invalidBuffMgrStrategy("newBufferManagerWrite");
        }
        return new BufferManagerWriteGrow(orb);
    }
    switch (strategy) {
        case BufferManagerFactory.GROW:
            return new BufferManagerWriteGrow(orb);
        case BufferManagerFactory.COLLECT:
            return new BufferManagerWriteCollect(orb);
        case BufferManagerFactory.STREAM:
            return new BufferManagerWriteStream(orb);
        default:
            throw new INTERNAL("Unknown buffer manager write strategy: "
                               + strategy);
    }
}
 

private CDROutputObject(
    ORB orb, GIOPVersion giopVersion, Message header,
    BufferManagerWrite manager, byte streamFormatVersion,
    CorbaMessageMediator mediator)
{
    super(orb, giopVersion, header.getEncodingVersion(),
          false, manager, streamFormatVersion,
          ((mediator != null && mediator.getConnection() != null) ?
           ((CorbaConnection)mediator.getConnection()).
                 shouldUseDirectByteBuffers() : false));

    this.header = header;
    this.orb = orb;
    this.wrapper = ORBUtilSystemException.get( orb, CORBALogDomains.RPC_ENCODING ) ;
    this.omgWrapper = OMGSystemException.get( orb, CORBALogDomains.RPC_ENCODING ) ;

    getBufferManager().setOutputObject(this);
    this.corbaMessageMediator = mediator;
}
 

public CDROutputObject(ORB orb,
                       MessageMediator messageMediator,
                       Message header,
                       byte streamFormatVersion,
                       int strategy)
{
    this(
        orb,
        ((CorbaMessageMediator)messageMediator).getGIOPVersion(),
        header,
        BufferManagerFactory.
            newBufferManagerWrite(strategy,
                                  header.getEncodingVersion(),
                                  orb),
        streamFormatVersion,
        (CorbaMessageMediator)messageMediator);
}
 

private CDROutputObject createAppropriateOutputObject(
    CorbaMessageMediator messageMediator,
    Message msg, LocateReplyMessage reply)
{
    CDROutputObject outputObject;

    if (msg.getGIOPVersion().lessThan(GIOPVersion.V1_2)) {
        // locate msgs 1.0 & 1.1 :=> grow,
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         this,
                         GIOPVersion.V1_0,
                         (CorbaConnection) messageMediator.getConnection(),
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    } else {
        // 1.2 :=> stream
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         messageMediator,
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    }
    return outputObject;
}
 

private CDROutputObject createAppropriateOutputObject(
    CorbaMessageMediator messageMediator,
    Message msg, LocateReplyMessage reply)
{
    CDROutputObject outputObject;

    if (msg.getGIOPVersion().lessThan(GIOPVersion.V1_2)) {
        // locate msgs 1.0 & 1.1 :=> grow,
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         this,
                         GIOPVersion.V1_0,
                         (CorbaConnection) messageMediator.getConnection(),
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    } else {
        // 1.2 :=> stream
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         messageMediator,
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    }
    return outputObject;
}
 

/**
 * Full constructor with a CodeBase parameter useful for
 * unmarshaling RMI-IIOP valuetypes (technically against the
 * intention of an encapsulation, but necessary due to OMG
 * issue 4795.  Used by ServiceContexts.
 */
public EncapsInputStream(org.omg.CORBA.ORB orb,
                         byte[] data,
                         int size,
                         GIOPVersion version,
                         CodeBase codeBase) {
    super(orb,
          ByteBuffer.wrap(data),
          size,
          false,
          version, Message.CDR_ENC_VERSION,
          BufferManagerFactory.newBufferManagerRead(
                                  BufferManagerFactory.GROW,
                                  Message.CDR_ENC_VERSION,
                                  (ORB)orb));

    this.codeBase = codeBase;

    performORBVersionSpecificInit();
}
 

public static BufferManagerRead newBufferManagerRead(
        GIOPVersion version, byte encodingVersion, ORB orb) {

    // REVISIT - On the reading side, shouldn't we monitor the incoming
    // fragments on a given connection to determine what fragment size
    // they're using, then use that ourselves?

    if (encodingVersion != Message.CDR_ENC_VERSION) {
        return new BufferManagerReadGrow(orb);
    }

    switch (version.intValue())
    {
        case GIOPVersion.VERSION_1_0:
            return new BufferManagerReadGrow(orb);
        case GIOPVersion.VERSION_1_1:
        case GIOPVersion.VERSION_1_2:
            // The stream reader can handle fragmented and
            // non fragmented messages
            return new BufferManagerReadStream(orb);
        default:
            // REVISIT - what is appropriate?
            throw new INTERNAL("Unknown GIOP version: "
                               + version);
    }
}
 

public static BufferManagerRead newBufferManagerRead(
        int strategy, byte encodingVersion, ORB orb) {

    if (encodingVersion != Message.CDR_ENC_VERSION) {
        if (strategy != BufferManagerFactory.GROW) {
            ORBUtilSystemException wrapper =
                ORBUtilSystemException.get((ORB)orb,
                                           CORBALogDomains.RPC_ENCODING);
            throw wrapper.invalidBuffMgrStrategy("newBufferManagerRead");
        }
        return new BufferManagerReadGrow(orb);
    }
    switch (strategy) {
        case BufferManagerFactory.GROW:
            return new BufferManagerReadGrow(orb);
        case BufferManagerFactory.COLLECT:
            throw new INTERNAL("Collect strategy invalid for reading");
        case BufferManagerFactory.STREAM:
            return new BufferManagerReadStream(orb);
        default:
            throw new INTERNAL("Unknown buffer manager read strategy: "
                               + strategy);
    }
}
 

private void setWorkThenPoolOrResumeSelect(Message header)
{
    if (getConnection().getEventHandler().shouldUseSelectThreadToWait()) {
        resumeSelect(header);
    } else {
        // Leader/Follower when using reader thread.
        // When this thread is done working it will go back in pool.

        isThreadDone = true;

        // First unregister current registration.
        orb.getTransportManager().getSelector(0)
            .unregisterForEvent(getConnection().getEventHandler());
        // Have another thread become the reader.
        orb.getTransportManager().getSelector(0)
            .registerForEvent(getConnection().getEventHandler());
    }
}
 

private CDROutputObject createAppropriateOutputObject(
    CorbaMessageMediator messageMediator,
    Message msg, LocateReplyMessage reply)
{
    CDROutputObject outputObject;

    if (msg.getGIOPVersion().lessThan(GIOPVersion.V1_2)) {
        // locate msgs 1.0 & 1.1 :=> grow,
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         this,
                         GIOPVersion.V1_0,
                         (CorbaConnection) messageMediator.getConnection(),
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    } else {
        // 1.2 :=> stream
        outputObject = sun.corba.OutputStreamFactory.newCDROutputObject(
                         (ORB) messageMediator.getBroker(),
                         messageMediator,
                         reply,
                         ORBConstants.STREAM_FORMAT_VERSION_1);
    }
    return outputObject;
}
 

public static CDROutputStreamBase newOutputStream(
        ORB orb, GIOPVersion version, byte encodingVersion) {
    switch(version.intValue()) {
        case GIOPVersion.VERSION_1_0:
            return new CDROutputStream_1_0();
        case GIOPVersion.VERSION_1_1:
            return new CDROutputStream_1_1();
    case GIOPVersion.VERSION_1_2:
        if (encodingVersion != Message.CDR_ENC_VERSION) {
            return
                new IDLJavaSerializationOutputStream(encodingVersion);
        }
        return new CDROutputStream_1_2();
    default:
            ORBUtilSystemException wrapper = ORBUtilSystemException.get( orb,
                CORBALogDomains.RPC_ENCODING ) ;
            // REVISIT - what is appropriate?  INTERNAL exceptions
            // are really hard to track later.
            throw wrapper.unsupportedGiopVersion( version ) ;
    }
}
 

public static BufferManagerRead newBufferManagerRead(
        GIOPVersion version, byte encodingVersion, ORB orb) {

    // REVISIT - On the reading side, shouldn't we monitor the incoming
    // fragments on a given connection to determine what fragment size
    // they're using, then use that ourselves?

    if (encodingVersion != Message.CDR_ENC_VERSION) {
        return new BufferManagerReadGrow(orb);
    }

    switch (version.intValue())
    {
        case GIOPVersion.VERSION_1_0:
            return new BufferManagerReadGrow(orb);
        case GIOPVersion.VERSION_1_1:
        case GIOPVersion.VERSION_1_2:
            // The stream reader can handle fragmented and
            // non fragmented messages
            return new BufferManagerReadStream(orb);
        default:
            // REVISIT - what is appropriate?
            throw new INTERNAL("Unknown GIOP version: "
                               + version);
    }
}
 

public EncapsInputStream(org.omg.CORBA.ORB orb, byte[] buf,
                         int size, boolean littleEndian,
                         GIOPVersion version) {
    super(orb, ByteBuffer.wrap(buf), size, littleEndian,
          version, Message.CDR_ENC_VERSION,
          BufferManagerFactory.newBufferManagerRead(
                                  BufferManagerFactory.GROW,
                                  Message.CDR_ENC_VERSION,
                                  (ORB)orb));

    wrapper = ORBUtilSystemException.get( (ORB)orb,
        CORBALogDomains.RPC_ENCODING ) ;

    performORBVersionSpecificInit();
}
 

/**
 * @return the Java serialization encoding version.
 */
public static byte getEncodingVersion(ORB orb, IOR ior) {

    // Is Java serialization enabled?
    // Check the JavaSerializationComponent (tagged component)
    // in the IIOPProfile. If present, the peer ORB's GIOP is capable
    // of using Java serialization instead of CDR serialization.
    // In such a case, use Java serialization, iff the java serialization
    // versions match.

    if (orb.getORBData().isJavaSerializationEnabled()) {
        IIOPProfile prof = ior.getProfile();
        IIOPProfileTemplate profTemp =
            (IIOPProfileTemplate) prof.getTaggedProfileTemplate();
        java.util.Iterator iter = profTemp.iteratorById(
                              ORBConstants.TAG_JAVA_SERIALIZATION_ID);
        if (iter.hasNext()) {
            JavaSerializationComponent jc =
                (JavaSerializationComponent) iter.next();
            byte jcVersion = jc.javaSerializationVersion();
            if (jcVersion >= Message.JAVA_ENC_VERSION) {
                return Message.JAVA_ENC_VERSION;
            } else if (jcVersion > Message.CDR_ENC_VERSION) {
                return jc.javaSerializationVersion();
            } else {
                // throw error?
                // Since encodingVersion is <= 0 (CDR_ENC_VERSION).
            }
        }
    }
    return Message.CDR_ENC_VERSION; // default
}
 

private void setWorkThenReadOrResumeSelect(Message header)
{
    if (getConnection().getEventHandler().shouldUseSelectThreadToWait()) {
        resumeSelect(header);
    } else {
        // When using reader thread then wen this thread is
        // done working it will continue reading.
        isThreadDone = false;
    }
}
 

public static CDROutputObject newCDROutputObject(
        final ORB orb, final CorbaMessageMediator mediator,
        final GIOPVersion giopVersion, final CorbaConnection connection,
        final Message header, final byte streamFormatVersion) {
    return AccessController.doPrivileged(
        new PrivilegedAction<CDROutputObject>() {
            @Override
            public CDROutputObject run() {
                return new CDROutputObject(orb, mediator,
                    giopVersion, connection, header, streamFormatVersion);
            }
    });
}
 

public static CDROutputObject newCDROutputObject(
        final ORB orb, final MessageMediator messageMediator,
        final Message header, final byte streamFormatVersion,
        final int strategy) {
    return AccessController.doPrivileged(
        new PrivilegedAction<CDROutputObject>() {
            @Override
            public CDROutputObject run() {
                return new CDROutputObject(orb, messageMediator,
                    header, streamFormatVersion, strategy);
            }
    });
}
 

public static CDROutputObject newCDROutputObject(
        final ORB orb, final CorbaMessageMediator mediator,
        final GIOPVersion giopVersion, final CorbaConnection connection,
        final Message header, final byte streamFormatVersion) {
    return AccessController.doPrivileged(
        new PrivilegedAction<CDROutputObject>() {
            @Override
            public CDROutputObject run() {
                return new CDROutputObject(orb, mediator,
                    giopVersion, connection, header, streamFormatVersion);
            }
    });
}
 

public static JavaSerializationComponent singleton() {
    if (singleton == null) {
        synchronized (JavaSerializationComponent.class) {
            singleton =
                new JavaSerializationComponent(Message.JAVA_ENC_VERSION);
        }
    }
    return singleton;
}
 

public MessageMediator finishCreatingMessageMediator(Broker broker,
                           Connection conn, MessageMediator messageMediator)
{
    ORB orb = (ORB) broker;
    CorbaConnection connection = (CorbaConnection) conn;
    CorbaMessageMediator corbaMessageMediator =
                  (CorbaMessageMediator)messageMediator;

    if (orb.transportDebugFlag) {
        dprint(
        ".finishCreatingMessageMediator: waiting for message body on connection: "
            + connection);
    }

    Message msg = corbaMessageMediator.getDispatchHeader();
    msg.setByteBuffer(corbaMessageMediator.getDispatchBuffer());

    // read giop body only
    msg = MessageBase.readGIOPBody(orb, connection, msg);

    ByteBuffer byteBuffer = msg.getByteBuffer();
    msg.setByteBuffer(null);
    corbaMessageMediator.setDispatchHeader(msg);
    corbaMessageMediator.setDispatchBuffer(byteBuffer);

    return corbaMessageMediator;
}
 

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;
}
 

/**
 * @return the Java serialization encoding version.
 */
public static byte getEncodingVersion(ORB orb, IOR ior) {

    // Is Java serialization enabled?
    // Check the JavaSerializationComponent (tagged component)
    // in the IIOPProfile. If present, the peer ORB's GIOP is capable
    // of using Java serialization instead of CDR serialization.
    // In such a case, use Java serialization, iff the java serialization
    // versions match.

    if (orb.getORBData().isJavaSerializationEnabled()) {
        IIOPProfile prof = ior.getProfile();
        IIOPProfileTemplate profTemp =
            (IIOPProfileTemplate) prof.getTaggedProfileTemplate();
        java.util.Iterator iter = profTemp.iteratorById(
                              ORBConstants.TAG_JAVA_SERIALIZATION_ID);
        if (iter.hasNext()) {
            JavaSerializationComponent jc =
                (JavaSerializationComponent) iter.next();
            byte jcVersion = jc.javaSerializationVersion();
            if (jcVersion >= Message.JAVA_ENC_VERSION) {
                return Message.JAVA_ENC_VERSION;
            } else if (jcVersion > Message.CDR_ENC_VERSION) {
                return jc.javaSerializationVersion();
            } else {
                // throw error?
                // Since encodingVersion is <= 0 (CDR_ENC_VERSION).
            }
        }
    }
    return Message.CDR_ENC_VERSION; // default
}
 

public int getThreadPoolToUse() {
    int poolToUse = 0;
    Message msg = getDispatchHeader();
    // A null msg should never happen. But, we'll be
    // defensive just in case.
    if (msg != null) {
        poolToUse = msg.getThreadPoolToUse();
    }
    return poolToUse;
}