question: create connection with database . concode_field_sep Logger logger concode_elem_sep String node concode_elem_sep String keyspace concode_elem_sep String password concode_elem_sep Cluster cluster concode_elem_sep Session session concode_elem_sep String protocolVersion concode_elem_sep String userName concode_field_sep void setKeyspace concode_elem_sep void setPassword concode_elem_sep void disconnect concode_elem_sep void buildCluster concode_elem_sep boolean isConnected concode_elem_sep void setNode concode_elem_sep void setProtocolVersion concode_elem_sep Cluster getCluster concode_elem_sep String getKeyspace concode_elem_sep String getProtocolVersion concode_elem_sep void setUserName concode_elem_sep ProtocolVersion getCassandraProtocolVersion concode_elem_sep String getNode concode_elem_sep Session getSession
target: void function ( ) { try { if ( cluster == null ) buildCluster ( ) ; session = cluster . connect ( ) ; logger . debug ( "srini_string" ) ; } catch ( DriverException loc0 ) { throw new RuntimeException ( "srini_string" , loc0 ) ; } catch ( Throwable loc0 ) { DTThrowable . rethrow ( loc0 ) ; } }