Examples of com.dyuproject.protostuff.me.LinkedBuffer

com.dyuproject.protostuff.me.LinkedBuffer
A buffer that wraps a byte array and has a reference to the next buffer for dynamic increase. @author David Yu @created May 18, 2010

    }
    
    public void writeObject(final int fieldNumber, final Object value, final Schema schema, 
            final boolean repeated) throws IOException
    {
        final LinkedBuffer lastBuffer = tail;
        final int lastSize = size;
        // view
        tail = new LinkedBuffer(lastBuffer, lastBuffer);
        
        schema.writeTo(this, value);
        
        final byte[] delimited = getTagAndRawVarInt32Bytes(
            WireFormat.makeTag(fieldNumber, WireFormat.WIRETYPE_LENGTH_DELIMITED), 
                size - lastSize);
        
        size += delimited.length;
        
        // the first tag of the inner message
        final LinkedBuffer inner = lastBuffer.next;
        
        // wrap the byte array (delimited) and insert
        new LinkedBuffer(delimited, 0, delimited.length, lastBuffer).next = inner;
    }

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            LinkedBuffer lb)
    {
        final int size = computeRawVarint32Size(value);


        if(lb.offset + size > lb.buffer.length)
            lb = new LinkedBuffer(session.nextBufferSize, lb);
        
        final byte[] buffer = lb.buffer;
        int offset = lb.offset;
        lb.offset += size;
        session.size += size;

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        // zero copy
        lb.next = buffer;
        
        final int remaining = lb.buffer.length - lb.offset;
        // if all filled up, return a fresh buffer.
        return remaining == 0 ? new LinkedBuffer(session.nextBufferSize, buffer) : 
            new LinkedBuffer(lb, buffer);
    }

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            {
                // too large ... so we wrap and insert (zero-copy)
                if(available == 0)
                {
                    // buffer was actually full ... return a fresh buffer 
                    return new LinkedBuffer(session.nextBufferSize, 
                            new LinkedBuffer(value, offset, offset+valueLen, lb));
                }
                
                // continue with the existing byte array of the previous buffer
                return new LinkedBuffer(lb, 
                        new LinkedBuffer(value, offset, offset+valueLen, lb));
            }
            
            // copy what can fit
            System.arraycopy(value, offset, lb.buffer, lb.offset, available);
            
            lb.offset += available;
            
            // grow
            lb = new LinkedBuffer(session.nextBufferSize, lb);
            
            final int leftover = valueLen - available;
            
            // copy what's left
            System.arraycopy(value, offset+available, lb.buffer, 0, leftover);

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        final int tagSize = computeRawVarint32Size(tag);
        final int size = computeRawVarint32Size(value);
        final int totalSize = tagSize + size;


        if(lb.offset + totalSize > lb.buffer.length)
            lb = new LinkedBuffer(session.nextBufferSize, lb);
        
        final byte[] buffer = lb.buffer;
        int offset = lb.offset;
        lb.offset += totalSize;
        session.size += totalSize;

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        final int tagSize = computeRawVarint32Size(tag);
        final int size = computeRawVarint64Size(value);
        final int totalSize = tagSize + size;
        
        if(lb.offset + totalSize > lb.buffer.length)
            lb = new LinkedBuffer(session.nextBufferSize, lb);
        
        final byte[] buffer = lb.buffer;
        int offset = lb.offset;
        lb.offset += totalSize;
        session.size += totalSize;

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    {
        final int tagSize = computeRawVarint32Size(tag);
        final int totalSize = tagSize + LITTLE_ENDIAN_32_SIZE;
        
        if(lb.offset + totalSize > lb.buffer.length)
            lb = new LinkedBuffer(session.nextBufferSize, lb);
        
        final byte[] buffer = lb.buffer;
        int offset = lb.offset;
        lb.offset += totalSize;
        session.size += totalSize;

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    {
        final int tagSize = computeRawVarint32Size(tag);
        final int totalSize = tagSize + LITTLE_ENDIAN_64_SIZE;


        if(lb.offset + totalSize > lb.buffer.length)
            lb = new LinkedBuffer(session.nextBufferSize, lb);
        
        final byte[] buffer = lb.buffer;
        int offset = lb.offset;
        lb.offset += totalSize;
        session.size += totalSize;

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com.dyuproject.protostuff.me.ProtobufOutput

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