if ( dstIndex + this.dataLength > dst.length ) {
            throw new IllegalArgumentException(
                String.format("Data exceeds buffer size ( remain buffer: %d data length: %d)", dst.length - dstIndex, this.dataLength));
        }

        System.arraycopy(this.data, this.dataOffset, dst, dstIndex, this.dataLength);
        dstIndex += this.dataLength;