action.addToScope(action.defineVariable(def, id));
action.addToScope(action.defineSymbol(STREAM, def, id));
	public final void definestreamstate(AST _t) throws RecognitionException {				AST definestreamstate_AST_in = (_t == ASTNULL) ? null : (AST)_t;		AST def = null;		AST id = null;				AST __t976 = _t;		def = _t==ASTNULL ? null :(AST)_t;		match(_t,DEFINE);		_t = _t.getFirstChild();		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case NEW:		{			AST __t978 = _t;			AST tmp813_AST_in = (AST)_t;			match(_t,NEW);			_t = _t.getFirstChild();			{			if (_t==null) _t=ASTNULL;			switch ( _t.getType()) {			case GLOBAL:			{				AST tmp814_AST_in = (AST)_t;				match(_t,GLOBAL);				_t = _t.getNextSibling();				break;			}			case SHARED:			{				break;			}			default:			{				throw new NoViableAltException(_t);			}			}			}			AST tmp815_AST_in = (AST)_t;			match(_t,SHARED);			_t = _t.getNextSibling();			_t = __t978;			_t = _t.getNextSibling();			break;		}		case SHARED:		{			AST tmp816_AST_in = (AST)_t;			match(_t,SHARED);			_t = _t.getNextSibling();			break;		}		case STREAM:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		AST tmp817_AST_in = (AST)_t;		match(_t,STREAM);		_t = _t.getNextSibling();		id = (AST)_t;		match(_t,ID);		_t = _t.getNextSibling();		state_end(_t);		_t = _retTree;		_t = __t976;		_t = _t.getNextSibling();		if ( inputState.guessing==0 ) {			action.addToScope(action.defineVariable(def, id));		}		_retTree = _t;	}