ISEPOS-2280 Enchanced and adjusted base loggers
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@ -34,10 +34,15 @@
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%
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% delete() - Destructor method that closes the file identifier when the logger is deleted.
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%
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% Example usage:
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% Example Usage:
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% logger = base_logger.getInstance();
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% logger.info('This is an info message');
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% logger.error('This is an error message');
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% logger.info('Some info')
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%
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% try
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% error('Simulated error for stack trace logging');
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% catch err
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% logger.error('An error occurred:', err);
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% end
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%
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% See also: fopen, fclose, dbstack, fprintf
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@ -58,48 +63,63 @@ classdef base_logger < handle
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methods(Access=private)
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function this = base_logger()
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this.fid = fopen(getenv("DEFAULT_LOG_PATH"), 'a');
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this.fid = fopen(getenv("APP_LOG_FILE"), 'a');
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if this.fid == -1
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error('Failed to open log file: application.log');
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error('Failed to open log file');
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end
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end
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function log(this, level, message)
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current_time = datetime('now', 'Format', 'yyyy-MM-dd HH:mm:ss');
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function log(this, level, varargin)
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current_time = datestr(now, 'yyyy-mm-dd HH:MM:SS');
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stack = dbstack('-completenames');
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if length(stack) > 2
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script_name = stack(3).name;
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else
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script_name = 'Unknown';
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end
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if this.fid ~= -1
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fprintf(this.fid, '%s %s %s %s\n', char(current_time), level, script_name, message);
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else
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error('File identifier is invalid. Cannot write to log.');
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message = "";
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for i = 1:numel(varargin)
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if isa(varargin{i}, 'MException')
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message = sprintf('%sError: %s\n', message, varargin{i}.message);
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for j = 1:length(varargin{i}.stack)
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message = sprintf('%s at %s (line %d)\n', message, varargin{i}.stack(j).name, varargin{i}.stack(j).line);
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end
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elseif isnumeric(varargin{i}) || isenum(varargin{i}) || islogical(varargin{i})
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message = strcat(message, string(varargin{i}));
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elseif ischar(varargin{i}) || isstring(varargin{i})
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message = strcat(message, varargin{i});
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else
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message = strcat(message, 'Unsupported data type');
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end
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if i < numel(varargin)
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message = strcat(message, ", ");
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end
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end
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fprintf(this.fid, '%s %s %s %s\n', current_time, level, script_name, message);
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end
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end
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methods(Access=public)
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function trace(this, message)
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this.log("TRACE", message);
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function trace(this, varargin)
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this.log('TRACE', varargin{:});
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end
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function debug(this, message)
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this.log("DEBUG", message);
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function debug(this, varargin)
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this.log('DEBUG', varargin{:});
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end
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function info(this, message)
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this.log("INFO", message);
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function info(this, varargin)
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this.log('INFO', varargin{:});
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end
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function warning(this, message)
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this.log("WARNING", message);
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function warning(this, varargin)
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this.log('WARNING', varargin{:});
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end
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function error(this, message)
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this.log("ERROR", message);
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function error(this, varargin)
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this.log('ERROR', varargin{:});
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end
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function delete(this)
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@ -34,19 +34,24 @@
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%
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% delete() - Destructor method that closes the file identifier when the logger is deleted.
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%
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% Example usage:
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% Example Usage:
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% logger = base_logger.getInstance();
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% logger.info('This is an info message');
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% logger.error('This is an error message');
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% logger.info('Some info')
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%
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% try
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% error('Simulated error for stack trace logging');
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% catch err
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% logger.error('An error occurred:', err);
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% end
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%
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% See also: fopen, fclose, dbstack, fprintf
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classdef base_logger < handle
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properties(Access=private)
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properties
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fid;
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end
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methods(Static, Access = public)
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methods(Static)
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function obj = getInstance()
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persistent instance;
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if isempty(instance)
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@ -56,15 +61,15 @@ classdef base_logger < handle
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end
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end
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methods(Access=private)
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methods
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function this = base_logger()
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this.fid = fopen(getenv("DEFAULT_LOG_PATH"), 'a');
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this.fid = fopen(getenv("APP_LOG_FILE"), 'a');
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if this.fid == -1
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error('Failed to open log file: application.log');
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error('Failed to open log file');
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end
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end
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function log(this, level, message)
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function log(this, level, varargin)
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current_time = strftime('%Y-%m-%d %H:%M:%S', localtime(time()));
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stack = dbstack('-completenames');
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if length(stack) > 2
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@ -73,33 +78,47 @@ classdef base_logger < handle
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script_name = 'Unknown';
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end
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if this.fid ~= -1
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fprintf(this.fid, '%s %s %s %s\n', char(current_time), level, script_name, message);
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else
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error('File identifier is invalid. Cannot write to log.');
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message = sprintf('');
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for i = 1:numel(varargin)
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if isstruct(varargin{i}) && isfield(varargin{i}, 'message') && isfield(varargin{i}, 'stack')
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error_info = varargin{i};
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message = sprintf('%sError: %s\n', message, error_info.message);
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for j = 1:length(error_info.stack)
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message = sprintf('%s at %s (line %d)\n', message, error_info.stack(j).name, error_info.stack(j).line);
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end
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elseif isnumeric(varargin{i}) || islogical(varargin{i})
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message = sprintf('%s%s', message, num2str(varargin{i}));
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elseif ischar(varargin{i}) || isstring(varargin{i})
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message = sprintf('%s%s', message, varargin{i});
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else
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message = sprintf('%sUnsupported data type', message);
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end
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if i < numel(varargin)
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message = sprintf('%s, ', message);
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end
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end
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end
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end
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methods(Access=public)
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function trace(this, message)
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this.log("TRACE", message);
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fprintf(this.fid, '%s %s %s %s\n', current_time, level, script_name, message);
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end
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function debug(this, message)
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this.log("DEBUG", message);
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function trace(this, varargin)
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this.log('TRACE', varargin{:});
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end
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function info(this, message)
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this.log("INFO", message);
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function debug(this, varargin)
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this.log('DEBUG', varargin{:});
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end
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function warning(this, message)
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this.log("WARNING", message);
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function info(this, varargin)
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this.log('INFO', varargin{:});
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end
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function error(this, message)
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this.log("ERROR", message);
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function warning(this, varargin)
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this.log('WARNING', varargin{:});
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end
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function error(this, varargin)
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this.log('ERROR', varargin{:});
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end
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function delete(this)
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@ -46,7 +46,7 @@ def getDefaultLogger(name):
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"""
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logger = logging.getLogger(name)
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if not logger.hasHandlers():
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file_handler = logging.FileHandler(os.environ['DEFAULT_LOG_PATH'], mode='a')
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file_handler = logging.FileHandler(os.environ['APP_LOG_FILE'], mode='a')
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formatter = logging.Formatter('%(asctime)s,%(msecs)d %(levelname)s %(name)s %(message)s')
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file_handler.setFormatter(formatter)
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logger.addHandler(file_handler)
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