public void execute() throws UnsupportedEncodingException {
executed = true;
CommandPacket packet = new CommandPacket();
packet.packetId = 0;
packet.command = MySQLPacket.COM_QUERY;
packet.arg = rrn.getStatement().getBytes(conn.getCharset());
conn.lastTime = TimeUtil.currentTimeMillis();
packet.write(conn);
}
public boolean tryExistsCon(final BackendConnection conn, RouteResultsetNode node) {
if (conn == null) {
return false;
}
if (!conn.isFromSlaveDB() || node.canRunnINReadDB(this.autocommit)) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("found connections in session to use " + conn + " for " + node);
}
conn.setAttachment(node);
return true;
} else {
// slavedb connection and can't use anymore ,release it
if (LOGGER.isDebugEnabled()) {
LOGGER.debug(
"release slave connection,can't be used in trasaction " + conn + " for " + node);
}
releaseConnection(node, LOGGER.isDebugEnabled(), false);
}
return false;
}