cleans up the object when it 's destroyed . concode_field_sep Hashtable<String,Object> entities concode_field_sep void addInternalEntity concode_elem_sep void addExternalEntity concode_elem_sep boolean isExternalEntity concode_elem_sep Reader getEntity concode_elem_sep Reader openExternalEntity
void function ( ) { this . entities . clear ( ) ; this . entities = null ; super . finalize ( ) ; }