List<StringExpression> stringExprList = new ArrayList<StringExpression>();
List<RutaExpression> exprList = new ArrayList<RutaExpression>();
List<NumberExpression> indexes = new ArrayList<NumberExpression>();
String var = "anyVar";
TypeExpression typeExpr1 = new SimpleTypeExpression("Type1");
TypeExpression typeExpr2 = new ReferenceTypeExpression("typeVar");
typeExprList.add(typeExpr1);
typeExprList.add(typeExpr2);
NumberExpression numExpr1 = new SimpleNumberExpression(4);
NumberExpression numExpr2 = new ReferenceNumberExpression("numVar");
BooleanExpression boolExpr1 = new SimpleBooleanExpression(true);