_t = __t1108;
_t = __t1112;
	public final void field_mapping_phrase(AST _t) throws RecognitionException {				AST field_mapping_phrase_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t1108 = _t;		AST tmp2223_AST_in = (AST)_t;		match(_t,RELATIONFIELDS);		_t = _t.getFirstChild();		AST tmp2224_AST_in = (AST)_t;		match(_t,LEFTPAREN);		_t = _t.getNextSibling();		field(_t);		_t = _retTree;		AST tmp2225_AST_in = (AST)_t;		match(_t,COMMA);		_t = _t.getNextSibling();		field(_t);		_t = _retTree;		{		_loop1110:		do {			if (_t==null) _t=ASTNULL;			if ((_t.getType()==COMMA)) {				AST tmp2226_AST_in = (AST)_t;				match(_t,COMMA);				_t = _t.getNextSibling();				field(_t);				_t = _retTree;				AST tmp2227_AST_in = (AST)_t;				match(_t,COMMA);				_t = _t.getNextSibling();				field(_t);				_t = _retTree;			}			else {				break _loop1110;			}					} while (true);		}		AST tmp2228_AST_in = (AST)_t;		match(_t,RIGHTPAREN);		_t = _t.getNextSibling();		_t = __t1108;		_t = _t.getNextSibling();		_retTree = _t;	}