question: locks an object . concode_field_sep Lock[] locks concode_field_sep int concurrencyLevel concode_elem_sep Lock getLock concode_elem_sep Lock getLock concode_elem_sep Lock getLock concode_elem_sep void unlock concode_elem_sep void unlock concode_elem_sep void unlock
target: void function ( Object arg0 ) { getLock ( arg0 ) . lock ( ) ; }