ParticipantAccessor accessor = participantAccessor(clusterName);
if (enabled) {
accessor.enableParticipant(ParticipantId.from(instanceId));
} else {
accessor.disableParticipant(ParticipantId.from(instanceId));
}
}
void enablePartition(String[] optValues) {
boolean enabled = Boolean.parseBoolean(optValues[0].toLowerCase());