@Override
public Object visit(Constant<?> expr, Void context) {
if (Enum.class.isAssignableFrom(expr.getType())) {
return ((Enum<?>) expr.getConstant()).name();
} else {
return expr.getConstant();
}
}
@Override
public Void visit(Constant<?> expr, Stack<String> context) {
throw new IllegalStateException("Detected " + expr.getType() + " in path expression!");
}
@Override
public boolean wrapConstant(Constant<?> expr) {
// related : https://hibernate.onjira.com/browse/HHH-6913
Class<?> type = expr.getType();
return type.isArray() || Collection.class.isAssignableFrom(type);
}