called when a node is determined to be down . concode_field_sep ConcurrentMap<String,Host> downHosts concode_elem_sep MetricRegistry registry concode_elem_sep DefaultCassandraSession session concode_elem_sep ConcurrentMap<String,Host> addedHosts concode_elem_sep GaugeStateListener listener concode_elem_sep JmxReporter reporter concode_elem_sep ConcurrentMap<String,Host> removedHosts concode_elem_sep ConcurrentMap<String,Host> upHosts concode_field_sep String getKey concode_elem_sep JsonObject getConfiguration concode_elem_sep void onRegister concode_elem_sep void afterReconnect concode_elem_sep void onUnregister concode_elem_sep String stringify concode_elem_sep void onRemove concode_elem_sep void close concode_elem_sep void onAdd concode_elem_sep void onUp
void function ( Host arg0 ) { String loc0 = getKey ( arg0 ) ; downHosts . put ( loc0 , arg0 ) ; upHosts . remove ( loc0 ) ; }