Examples of java.nio.ByteBuffer.capacity()

java.nio.ByteBuffer.capacity()


            serializationPack(message, clientID, out);


            ByteBuffer buf = ByteBuffer.wrap(baos.toByteArray());
            if (messageMonitor != null) {
                messageMonitor.sending(message, buf.capacity());
            }
            
            // TODO Remove - this is should be in messageMonitor
            if (logger.isLoggable(Level.FINEST)) {
                logger.finest("Packed " + message.getClass().getName() + "   size " + buf.capacity());

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                messageMonitor.sending(message, buf.capacity());
            }
            
            // TODO Remove - this is should be in messageMonitor
            if (logger.isLoggable(Level.FINEST)) {
                logger.finest("Packed " + message.getClass().getName() + "   size " + buf.capacity());
            }
            return buf;
        } catch (IOException ex) {
            Logger.getLogger(MessagePacker.class.getName()).log(Level.SEVERE, null, ex);
        } finally {

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            if(!buffer.hasRemaining()) {
                b.remove();
            } else if(buffer.position() > 0) {
                int bytesLeftToRead = buffer.remaining();
                buffer.limit(buffer.capacity());
                ByteBuffer noneRead = buffer.slice();
                noneRead.position(bytesLeftToRead);
                noneRead.limit(bytesLeftToRead);
                b.set(noneRead);
            } else {

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            ByteBuffer current = (ByteBuffer)b.next();
            
            if(bytesLeft <= 0) {
                b.remove();
            
            } else if(current.capacity() >= bytesLeft) {
                current.position(bytesLeft);
                current.limit(bytesLeft);
            }


            bytesLeft -= current.capacity();

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            } else if(current.capacity() >= bytesLeft) {
                current.position(bytesLeft);
                current.limit(bytesLeft);
            }


            bytesLeft -= current.capacity();
        }
    }
    
    /**
     * Skips the specified number of bytes.

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            buffers.removeFirst();


        // we still have more to read from this buffer
        } else {
            int bytesLeftToRead = readFrom.remaining();
            readFrom.limit(readFrom.capacity());
            ByteBuffer noneRead = readFrom.slice();
            noneRead.position(bytesLeftToRead);
            noneRead.limit(bytesLeftToRead);
            buffers.set(0, noneRead);
        }

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     */
    private ByteBuffer getWriteIntoBuffer() {
        // we have a buffer with space remaining
        if(!buffers.isEmpty()) {
            ByteBuffer last = (ByteBuffer)buffers.getLast();
            if(last.position() < last.capacity()) {
                last.limit(last.capacity());
                return last;
            }
        }

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    private ByteBuffer getWriteIntoBuffer() {
        // we have a buffer with space remaining
        if(!buffers.isEmpty()) {
            ByteBuffer last = (ByteBuffer)buffers.getLast();
            if(last.position() < last.capacity()) {
                last.limit(last.capacity());
                return last;
            }
        }


        // we need to create a new buffer

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  private int createBlurTexture(GL gl)
  {
    ByteBuffer data = BufferUtil.newByteBuffer(m_Texture_Width * m_Texture_Height * 4); // Create Storage Space For
    // Texture
    // Data (128x128x4)
    data.limit(data.capacity());


    int[] txtnumber = new int[1];


    gl.glGenTextures(1, txtnumber, 0); // Create 1 Texture
    gl.glBindTexture(GL.GL_TEXTURE_RECTANGLE_ARB, txtnumber[0]); // Bind The Texture

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        // Compute the position in the current page
        int pagePos = ( int ) ( position + ( pageNb + 1 ) * LONG_SIZE + INT_SIZE ) - pageNb * pageSize;


        ByteBuffer pageData = pageIos[pageNb].getData();
        int remaining = pageData.capacity() - pagePos;


        if ( length == 0 )
        {
            // No bytes to read : return null;
            return null;

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