Examples of org.hornetq.core.message.BodyEncoder

org.hornetq.core.message.BodyEncoder
Class used to encode message body into buffers.
Used to send large streams over the wire @author Andy Taylor @author Clebert Suconic

                          final ClientProducerCredits credits, SendAcknowledgementHandler handler)
      throws HornetQException
   {
      sendInitialLargeMessageHeader(msgI, credits);


      BodyEncoder context = msgI.getBodyEncoder();


      final long bodySize = context.getLargeBodySize();


      context.open();
      try
      {


         for (int pos = 0; pos < bodySize; )
         {
            final boolean lastChunk;


            final int chunkLength = Math.min((int) (bodySize - pos), minLargeMessageSize);


            final HornetQBuffer bodyBuffer = HornetQBuffers.fixedBuffer(chunkLength);


            context.encode(bodyBuffer, chunkLength);


            pos += chunkLength;


            lastChunk = pos >= bodySize;
            final boolean requiresResponse = lastChunk && sendBlocking;
            SendAcknowledgementHandler messageHandler = lastChunk ? handler : null;
            final SessionSendContinuationMessage chunk =
               new SessionSendContinuationMessage(msgI, bodyBuffer.toByteBuffer().array(), !lastChunk,
                                                  requiresResponse, messageHandler);


            if (requiresResponse)
            {
               // When sending it blocking, only the last chunk will be blocking.
               channel.sendBlocking(chunk, PacketImpl.NULL_RESPONSE);
            }
            else
            {
               channel.send(chunk);
            }


            try
            {
               credits.acquireCredits(chunk.getPacketSize());
            }
            catch (InterruptedException e)
            {
               throw new HornetQInterruptedException(e);
            }
         }
      }
      finally
      {
         context.close();
      }
   }

View Full Code Here

         if (serverMessage.isLargeMessage())
         {
            newServerMessage = serverMessage.copy();


            largeMessage = (LargeServerMessageImpl)serverMessage;
            BodyEncoder encoder = largeMessage.getBodyEncoder();
            encoder.open();
            int bodySize = (int)encoder.getLargeBodySize();


            //large message doesn't have a body.
            ((ServerMessageImpl)newServerMessage).createBody(bodySize);
            encoder.encode(newServerMessage.getBodyBuffer(), bodySize);
            encoder.close();
         }


         if (serverMessage.getBooleanProperty(Message.HDR_LARGE_COMPRESSED))
         {
            //decompress

View Full Code Here

   }


   private void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException
   {
      xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
      BodyEncoder encoder = null;


      try
      {
         encoder = message.getBodyEncoder();
         encoder.open();
         long totalBytesWritten = 0;
         Long bufferSize;
         long bodySize = encoder.getLargeBodySize();
         for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE)
         {
            Long remainder = bodySize - totalBytesWritten;
            if (remainder >= LARGE_MESSAGE_CHUNK_SIZE)
            {
               bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
            }
            else
            {
               bufferSize = remainder;
            }
            HornetQBuffer buffer = HornetQBuffers.fixedBuffer(bufferSize.intValue());
            encoder.encode(buffer, bufferSize.intValue());
            xmlWriter.writeCData(encode(buffer.toByteBuffer().array()));
            totalBytesWritten += bufferSize;
         }
         encoder.close();
      }
      catch (HornetQException e)
      {
         e.printStackTrace();
      }
      finally
      {
         if (encoder != null)
         {
            try
            {
               encoder.close();
            }
            catch (HornetQException e)
            {
               e.printStackTrace();
            }

View Full Code Here

    */
   private void largeMessageSendServer(final boolean sendBlocking,
                                       final MessageInternal msgI,
                                       final ClientProducerCredits credits) throws HornetQException
   {
      BodyEncoder context = msgI.getBodyEncoder();


      final long bodySize = context.getLargeBodySize();


      context.open();
      try
      {


         for (int pos = 0; pos < bodySize;)
         {
            final boolean lastChunk;


            final int chunkLength = Math.min((int)(bodySize - pos), minLargeMessageSize);


            final HornetQBuffer bodyBuffer = HornetQBuffers.fixedBuffer(chunkLength);


            context.encode(bodyBuffer, chunkLength);


            pos += chunkLength;


            lastChunk = pos >= bodySize;


            final SessionSendContinuationMessage chunk = new SessionSendContinuationMessage(msgI, 
                                                                                            bodyBuffer.toByteBuffer()
                                                                                                      .array(),
                                                                                            !lastChunk,
                                                                                            lastChunk && sendBlocking);


            if (sendBlocking && lastChunk)
            {
               // When sending it blocking, only the last chunk will be blocking.
               channel.sendBlocking(chunk);
            }
            else
            {
               channel.send(chunk);
            }


            try
            {
               credits.acquireCredits(chunk.getPacketSize());
            }
            catch (InterruptedException e)
            {
            }
         }
      }
      finally
      {
         context.close();
      }
   }

View Full Code Here

    */
   private void largeMessageSendServer(final boolean sendBlocking,
                                       final MessageInternal msgI,
                                       final ClientProducerCredits credits) throws HornetQException
   {
      BodyEncoder context = msgI.getBodyEncoder();


      final long bodySize = context.getLargeBodySize();


      context.open();
      try
      {


         for (int pos = 0; pos < bodySize;)
         {
            final boolean lastChunk;


            final int chunkLength = Math.min((int)(bodySize - pos), minLargeMessageSize);


            final HornetQBuffer bodyBuffer = HornetQBuffers.fixedBuffer(chunkLength);


            context.encode(bodyBuffer, chunkLength);


            pos += chunkLength;


            lastChunk = pos >= bodySize;


            final SessionSendContinuationMessage chunk = new SessionSendContinuationMessage(msgI,
                                                                                            bodyBuffer.toByteBuffer()
                                                                                                      .array(),
                                                                                            !lastChunk,
                                                                                            lastChunk && sendBlocking);


            if (sendBlocking && lastChunk)
            {
               // When sending it blocking, only the last chunk will be blocking.
               channel.sendBlocking(chunk);
            }
            else
            {
               channel.send(chunk);
            }


            try
            {
               credits.acquireCredits(chunk.getPacketSize());
            }
            catch (InterruptedException e)
            {
            }
         }
      }
      finally
      {
         context.close();
      }
   }

View Full Code Here

   }


   private void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException
   {
      xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
      BodyEncoder encoder = null;


      try
      {
         encoder = message.getBodyEncoder();
         encoder.open();
         long totalBytesWritten = 0;
         Long bufferSize;
         long bodySize = encoder.getLargeBodySize();
         for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE)
         {
            Long remainder = bodySize - totalBytesWritten;
            if (remainder >= LARGE_MESSAGE_CHUNK_SIZE)
            {
               bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
            }
            else
            {
               bufferSize = remainder;
            }
            HornetQBuffer buffer = HornetQBuffers.fixedBuffer(bufferSize.intValue());
            encoder.encode(buffer, bufferSize.intValue());
            xmlWriter.writeCData(encode(buffer.toByteBuffer().array()));
            totalBytesWritten += bufferSize;
         }
         encoder.close();
      }
      catch (HornetQException e)
      {
         e.printStackTrace();
      }
      finally
      {
         if (encoder != null)
         {
            try
            {
               encoder.close();
            }
            catch (HornetQException e)
            {
               e.printStackTrace();
            }

View Full Code Here

    */
   private void largeMessageSendServer(final boolean sendBlocking,
                                       final MessageInternal msgI,
                                       final ClientProducerCredits credits) throws HornetQException
   {
      BodyEncoder context = msgI.getBodyEncoder();


      final long bodySize = context.getLargeBodySize();


      context.open();
      try
      {


         for (int pos = 0; pos < bodySize;)
         {
            final boolean lastChunk;


            final int chunkLength = Math.min((int)(bodySize - pos), minLargeMessageSize);


            final HornetQBuffer bodyBuffer = HornetQBuffers.fixedBuffer(chunkLength);


            context.encode(bodyBuffer, chunkLength);


            pos += chunkLength;


            lastChunk = pos >= bodySize;


            final SessionSendContinuationMessage chunk = new SessionSendContinuationMessage(msgI,
                                                                                            bodyBuffer.toByteBuffer()
                                                                                                      .array(),
                                                                                            !lastChunk,
                                                                                            lastChunk && sendBlocking);


            if (sendBlocking && lastChunk)
            {
               // When sending it blocking, only the last chunk will be blocking.
               channel.sendBlocking(chunk);
            }
            else
            {
               channel.send(chunk);
            }


            try
            {
               credits.acquireCredits(chunk.getPacketSize());
            }
            catch (InterruptedException e)
            {
               throw new HornetQInterruptedException(e);
            }
         }
      }
      finally
      {
         context.close();
      }
   }

View Full Code Here

   }


   private void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException
   {
      xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
      BodyEncoder encoder = null;


      try
      {
         encoder = message.getBodyEncoder();
         encoder.open();
         long totalBytesWritten = 0;
         Long bufferSize;
         long bodySize = encoder.getLargeBodySize();
         for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE)
         {
            Long remainder = bodySize - totalBytesWritten;
            if (remainder >= LARGE_MESSAGE_CHUNK_SIZE)
            {
               bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
            }
            else
            {
               bufferSize = remainder;
            }
            HornetQBuffer buffer = HornetQBuffers.fixedBuffer(bufferSize.intValue());
            encoder.encode(buffer, bufferSize.intValue());
            xmlWriter.writeCData(encode(buffer.toByteBuffer().array()));
            totalBytesWritten += bufferSize;
         }
         encoder.close();
      }
      catch (HornetQException e)
      {
         e.printStackTrace();
      }
      finally
      {
         if (encoder != null)
         {
            try
            {
               encoder.close();
            }
            catch (HornetQException e)
            {
               e.printStackTrace();
            }

View Full Code Here

                                       final MessageInternal msgI,
                                       final ClientProducerCredits credits) throws HornetQException
   {
      sendInitialLargeMessageHeader(msgI, credits);


      BodyEncoder context = msgI.getBodyEncoder();


      final long bodySize = context.getLargeBodySize();


      context.open();
      try
      {


         for (int pos = 0; pos < bodySize;)
         {
            final boolean lastChunk;


            final int chunkLength = Math.min((int)(bodySize - pos), minLargeMessageSize);


            final HornetQBuffer bodyBuffer = HornetQBuffers.fixedBuffer(chunkLength);


            context.encode(bodyBuffer, chunkLength);


            pos += chunkLength;


            lastChunk = pos >= bodySize;


            final SessionSendContinuationMessage chunk = new SessionSendContinuationMessage(msgI,
                                                                                            bodyBuffer.toByteBuffer()
                                                                                                      .array(),
                                                                                            !lastChunk,
                                                                                            lastChunk && sendBlocking);


            if (sendBlocking && lastChunk)
            {
               // When sending it blocking, only the last chunk will be blocking.
               channel.sendBlocking(chunk, PacketImpl.NULL_RESPONSE);
            }
            else
            {
               channel.send(chunk);
            }


            try
            {
               credits.acquireCredits(chunk.getPacketSize());
            }
            catch (InterruptedException e)
            {
               throw new HornetQInterruptedException(e);
            }
         }
      }
      finally
      {
         context.close();
      }
   }

View Full Code Here

   }


   private void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException
   {
      xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
      BodyEncoder encoder = null;


      try
      {
         encoder = message.getBodyEncoder();
         encoder.open();
         long totalBytesWritten = 0;
         Long bufferSize;
         long bodySize = encoder.getLargeBodySize();
         for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE)
         {
            Long remainder = bodySize - totalBytesWritten;
            if (remainder >= LARGE_MESSAGE_CHUNK_SIZE)
            {
               bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
            }
            else
            {
               bufferSize = remainder;
            }
            HornetQBuffer buffer = HornetQBuffers.fixedBuffer(bufferSize.intValue());
            encoder.encode(buffer, bufferSize.intValue());
            xmlWriter.writeCData(encode(buffer.toByteBuffer().array()));
            totalBytesWritten += bufferSize;
         }
         encoder.close();
      }
      catch (HornetQException e)
      {
         e.printStackTrace();
      }
      finally
      {
         if (encoder != null)
         {
            try
            {
               encoder.close();
            }
            catch (HornetQException e)
            {
               e.printStackTrace();
            }

View Full Code Here

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