if (left instanceof JThisExpression)
if (left instanceof JThisExpression) {
	public Object visitFieldExpression(JFieldAccessExpression self,					   JExpression left,					   String ident)	{	    //if this field access is just a this expression, convert it	    //to a local variable access	    //otherwise it is accessing a field of a variable, so just	    //keep the name, it does not matter what it is...	    if (left instanceof JThisExpression)		return new JLocalVariableExpression(null, getVarDef(ident));	    else 		return self;	}