1. import java.util.HashMap;
  2. import java.util.Map;
  4. public class ConfigInitializer {
  6. /**
  7. * Initializes configuration components from files.
  8. * This version uses synchronous loading.
  9. * @param devConfigPath Path to the development configuration file.
  10. * @return A map containing the initialized configuration components.
  11. * Returns an empty map if an error occurs.
  12. */
  13. public static Map<String, Object> initializeConfig(String devConfigPath) {
  14. Map<String, Object> config = new HashMap<>();
  16. try {
  17. // Load settings from the development configuration file.
  18. Map<String, String> settings = loadSettings(devConfigPath);
  20. // Initialize components based on settings.
  21. config.put("databaseUrl", settings.get("databaseUrl"));
  22. config.put("apiKey", settings.get("apiKey"));
  23. config.put("logLevel", settings.get("logLevel"));
  25. //Example of another setting
  26. config.put("port", Integer.parseInt(settings.get("port")));
  29. } catch (Exception e) {
  30. System.err.println("Error initializing configuration: " + e.getMessage());
  31. return new HashMap<>(); // Return empty map on error.
  32. }
  34. return config;
  35. }
  39. private static Map<String, String> loadSettings(String filePath) throws Exception {
  40. // Simulate loading settings from a file. Replace with actual file loading.
  41. Map<String, String> settings = new HashMap<>();
  42. settings.put("databaseUrl", "jdbc:devdb://localhost:5432/devdb");
  43. settings.put("apiKey", "devApiKey");
  44. settings.put("logLevel", "DEBUG");
  45. settings.put("port", "8080"); //Example integer value
  47. return settings;
  48. }
  51. public static void main(String[] args) {
  52. //Example usage
  53. Map<String, Object> config = initializeConfig("dev_config.properties"); // Replace with your file path
  54. if (!config.isEmpty()) {
  55. System.out.println("Configuration initialized successfully:");
  56. System.out.println("Database URL: " + config.get("databaseUrl"));
  57. System.out.println("API Key: " + config.get("apiKey"));
  58. System.out.println("Log Level: " + config.get("logLevel"));
  59. System.out.println("Port: " + config.get("port"));
  60. } else {
  61. System.out.println("Failed to initialize configuration.");
  62. }
  63. }
  64. }

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