static {
int i = 0;
byte packetId = 0;
header.packetId = ++packetId;
fields[i] = PacketUtil.getField("VERSION", Fields.FIELD_TYPE_STRING);
fields[i++].packetId = ++packetId;
eof.packetId = ++packetId;
}
/** Created by snow_young on 16/8/4. */
public class ShowVersion {
private static final int FIELD_COUNT = 1;
private static final ResultSetHeaderPacket header = PacketUtil.getHeader(FIELD_COUNT);
private static final FieldPacket[] fields = new FieldPacket[FIELD_COUNT];
private static final EOFPacket eof = new EOFPacket();
static {
int i = 0;
byte packetId = 0;
header.packetId = ++packetId;
fields[i] = PacketUtil.getField("VERSION", Fields.FIELD_TYPE_STRING);
fields[i++].packetId = ++packetId;
eof.packetId = ++packetId;
}
public static void execute(ProtocolTransport transport) {
// ByteBuf buffer = transport.out;
// write header
// header.write(buffer);
byte[] headerBytes = header.getPacket();
// transport.getChannel().writeAndFlush(header.getPacket());
// write fields
for (FieldPacket field : fields) {
// field.write(buffer);
transport.getChannel().writeAndFlush(field.getPacket());
}
// write eof
// eof.write(buffer);
transport.getChannel().writeAndFlush(eof.getPacket());
// write rows
byte packetId = eof.packetId;
RowDataPacket row = new RowDataPacket(FIELD_COUNT);
row.add(Versions.SERVER_VERSION);
row.packetId = ++packetId;
// row.write(buffer);
// transport.getChannel().writeAndFlush(row.getPacket());
// write last eof
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
lastEof.write(transport.out);
// transport.getChannel().writeAndFlush(transport.out);
// ctx.writeAndFlush(transport.out);
// transport.in.release();
// System.out.println("byte[] is : " + buffer.array());
// try {
// transport.getOutputStream().write(buffer.array());
// } catch (IOException e) {
// e.printStackTrace();
// }
// transport.getChannel().flush();
}
}