}
try {
connectToBroker(broker);
broker.sendClusterChangeMasterMessage(targetAttrs);
broker.receiveClusterChangeMasterReplyMessage();
Globals.stdOutPrintln(ar.getString(ar.I_JMQCMD_CHANGEMASTER_CLS_SUC));
} catch (BrokerAdminException bae) {
handleBrokerAdminException(bae);
Globals.stdErrPrintln(ar.getString(ar.I_JMQCMD_CHANGEMASTER_CLS_FAIL));