gets the key of the element . concode_field_sep int DEFAULT_NUM_TABLES concode_elem_sep int numElements concode_elem_sep int DEFAULT_STASH_SIZE concode_elem_sep Random random concode_elem_sep List<List<Entry<T>>> tables concode_elem_sep List<DietzfelbingerHash> hashfunctions concode_elem_sep int stashSize concode_elem_sep List<Entry<T>> elements concode_elem_sep int startHashSize concode_elem_sep int maxStashSize concode_elem_sep int hashSize concode_elem_sep int startNumTables concode_elem_sep V value concode_elem_sep long key concode_elem_sep int numTables concode_elem_sep List<Entry<T>> stash concode_field_sep V getValue concode_elem_sep int size concode_elem_sep T get concode_elem_sep void clear concode_elem_sep boolean isEmpty concode_elem_sep void reset concode_elem_sep void increaseAndReset concode_elem_sep void put concode_elem_sep void fileElement
long function ( ) { return this . key ; }