1. import java.io.*;
  2. import java.util.*;
  4. public class ArgsParser {
  6. public static void main(String[] args) {
  7. try {
  8. Map<String, Object> config = loadConfig("config.txt"); // Load configuration from file
  9. processConfig(config); // Process the configuration
  10. } catch (IOException e) {
  11. System.err.println("Error loading config: " + e.getMessage());
  12. }
  13. }
  15. public static Map<String, Object> loadConfig(String filename) throws IOException {
  16. Map<String, Object> config = new HashMap<>();
  17. try (BufferedReader reader = new BufferedReader(new FileReader(filename))) {
  18. String line;
  19. while ((line = reader.readLine()) != null) {
  20. line = line.trim();
  21. if (line.isEmpty() || line.startsWith("#")) continue; // Skip empty lines and comments
  23. String[] parts = line.split("=");
  24. if (parts.length != 2) continue; // Skip invalid lines
  26. String key = parts[0].trim();
  27. String value = parts[1].trim();
  29. // Attempt to parse the value as integer, boolean, or string
  30. try {
  31. config.put(key, Integer.parseInt(value));
  32. } catch (NumberFormatException e) {
  33. try {
  34. config.put(key, Boolean.parseBoolean(value));
  35. } catch (NumberFormatException e2) {
  36. config.put(key, value); // Default to string
  37. }
  38. }
  39. }
  40. }
  41. return config;
  42. }
  44. public static void processConfig(Map<String, Object> config) {
  45. // Example usage: Accessing configuration values
  46. String name = (String) config.get("name");
  47. int age = (Integer) config.get("age");
  48. boolean enabled = (Boolean) config.get("enabled");
  50. System.out.println("Name: " + name);
  51. System.out.println("Age: " + age);
  52. System.out.println("Enabled: " + enabled);
  53. }
  54. }

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