public final ParameterTypeListContext parameterTypeList() throws RecognitionException {
		ParameterTypeListContext _localctx = new ParameterTypeListContext(_ctx, getState());
		enterRule(_localctx, 112, RULE_parameterTypeList);
		try {
			setState(851);
			switch ( getInterpreter().adaptivePredict(_input,81,_ctx) ) {
			case 1:
				enterOuterAlt(_localctx, 1);
				{
				setState(846); parameterList(0);
				}
				break;

			case 2:
				enterOuterAlt(_localctx, 2);
				{
				setState(847); parameterList(0);
				setState(848); match(Comma);
				setState(849); match(Ellipsis);
				}
				break;
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}