1. import json
  2. import datetime
  4. class LogEntry:
  5. def __init__(self, timestamp, level, message):
  6. self.timestamp = timestamp
  7. self.level = level
  8. self.message = message
  10. def to_dict(self):
  11. return {
  12. 'timestamp': self.timestamp,
  13. 'level': self.level,
  14. 'message': self.message
  15. }
  17. def serialize_log_file(log_file_path, output_file_path):
  18. """
  19. Serializes a log file to a JSON file.
  20. """
  21. log_entries = []
  22. try:
  23. with open(log_file_path, 'r') as f:
  24. for line in f:
  25. try:
  26. # Assuming each line represents a log entry
  27. timestamp, level, message = line.strip().split(' ', 2)
  28. log_entry = LogEntry(timestamp, level, message)
  29. log_entries.append(log_entry)
  30. except ValueError:
  31. # Handle lines that don't match the expected format
  32. print(f"Skipping invalid line: {line.strip()}")
  33. except FileNotFoundError:
  34. print(f"Error: Log file not found at {log_file_path}")
  35. return
  37. try:
  38. with open(output_file_path, 'w') as outfile:
  39. json.dump(log_entries, outfile, indent=4) # Serialize to JSON with indentation
  40. print(f"Log file serialized to {output_file_path}")
  41. except Exception as e:
  42. print(f"Error writing to output file: {e}")
  43. if __name__ == '__main__':
  44. # Example usage:
  45. # Create a dummy log file
  46. with open('example.log', 'w') as f:
  47. f.write('2023-10-27 10:00:00 INFO This is an informational message.\n')
  48. f.write('2023-10-27 10:00:05 ERROR An error occurred.\n')
  49. f.write('2023-10-27 10:00:10 DEBUG This is a debug message.\n')
  51. serialize_log_file('example.log', 'output.json')

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