sets checkpoint expiration time . concode_field_sep long expTime concode_elem_sep long lastAcsTime concode_elem_sep String key concode_field_sep long getLastAccessTime concode_elem_sep String getKey concode_elem_sep void setLastAccessTime concode_elem_sep String toString concode_elem_sep long getExpireTime
void function ( long arg0 ) { assert arg0 >= 0 ; this . expTime = arg0 ; }