import JsonParser.*;

public class Example {
    public static void main(String[] args) {
        String json = "{"name":"John","age":30}";
        
        // Validate
        if (isValid(json)) {
            System.out.println("Valid JSON");
            
            // Parse to Map
            try {
                Map<String, Object> map = parseToMap(json);
                System.out.println("Parsed: " + map);
            } catch (JsonParseException e) {
                System.err.println("Parse error: " + e.getMessage());
            }
        } else {
            System.out.println("Invalid JSON");
        }
    }
}