/** Serializes this request for HBase 0.94 and before. */ private ChannelBuffer serializeOld(final byte server_version) { final ChannelBuffer buf = newBuffer(server_version, predictSerializedSize()); buf.writeInt(6); // Number of parameters. writeHBaseByteArray(buf, region.name()); writeHBaseByteArray(buf, key); writeHBaseByteArray(buf, family); writeHBaseByteArray(buf, qualifier); writeHBaseLong(buf, amount); writeHBaseBool(buf, durable); return buf; }