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Diffusion ShoulderDB_ImportSegmentMeasureAnalyze (Bashardoust_SystCoord) Browse

R8218/ShoulderCase/@Logger/Logger.m
a90c6220da75Bashardoust_SystCoord

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Logger.m
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classdef Logger < handle
properties (Access = private)
startTime
logFileCategory
maxNumberOfLogFiles
logFid
prefix
suffix
horizontalDelimiter
end
methods
function obj = Logger(logFileCategory,varargin)
obj.startTime = datetime('now');
obj.logFileCategory = logFileCategory;
if nargin == 2
obj.maxNumberOfLogFiles = varargin{1};
else
obj.maxNumberOfLogFiles = 5;
end
obj.prefix = '';
obj.suffix = '';
obj.horizontalDelimiter = '_______________________________________';
obj.createNewLog;
end
function log(obj,textToLog,varargin)
% to be used like sprintf().
% write arguments in current log file.
textToLog = obj.replaceSpecialCharacter(textToLog);
textToLog = sprintf(textToLog,varargin{:});
fprintf(obj.logFid,[textToLog obj.suffix]);
end
function logn(obj,textToLog,varargin)
obj.suffix = [obj.suffix '\n'];
try
obj.log(textToLog,varargin{:});
catch ME
warning(ME.message);
end
obj.suffix = obj.suffix(1:end-2);
fprintf(obj.logFid,obj.prefix);
end
function newSection(obj,title)
if isempty(obj.prefix)
obj.newBlock;
end
obj.logn('');
obj.prefix = [obj.prefix ' '];
obj.logn(title);
end
function newDelimitedSection(obj,title)
if not(isempty(obj.prefix))
prefixSave = obj.prefix;
obj.prefix = obj.prefix(1);
obj.logn('');
obj.logn(obj.horizontalDelimiter);
obj.prefix = prefixSave;
obj.logn('');
obj.prefix = [obj.prefix ' '];
obj.log(title);
else
obj.newSection(title);
end
end
function closeSection(obj)
if (length(obj.prefix) > 3)
obj.prefix = obj.prefix(1:end-2);
obj.logn('');
elseif (length(obj.prefix) > 0)
obj.closeBlock;
end
end
function closeBlock(obj)
if (length(obj.prefix) > 0)
obj.prefix = obj.prefix(1);
obj.logn('');
obj.log(obj.horizontalDelimiter);
obj.prefix = '';
obj.logn(obj.horizontalDelimiter);
obj.logn('');
obj.logn('');
end
end
function closeLog(obj)
obj.delete;
end
function deleteExtraLogFiles(obj)
existingLogFiles = dir(['log\' obj.logFileCategory '_*.log']);
numberOfExtraFiles = (length(existingLogFiles) - obj.maxNumberOfLogFiles);
if (numberOfExtraFiles > 0)
for i = 1:numberOfExtraFiles
delete(fullfile(existingLogFiles(i).folder,existingLogFiles(i).name));
end
end
end
end
methods (Access = private, Hidden = true)
function createNewLog(obj)
if isempty(dir('log'))
mkdir('log');
end
obj.createLogFile;
obj.deleteExtraLogFiles;
obj.logHeader;
end
function createLogFile(obj)
obj.startTime.Format = '_yyyy_MM_dd_HHmmss';
obj.logFid = fopen(fullfile('log',[obj.logFileCategory char(obj.startTime) '.log']),'w');
end
function logHeader(obj)
obj.logn([obj.logFileCategory '.log']);
obj.startTime.Format = 'default';
obj.logn('Date: %s',char(obj.startTime));
obj.logn('');
end
function str = replaceSpecialCharacter(obj,str)
str = strrep(str,'\','/');
end
function newBlock(obj)
obj.logn('');
obj.logn('');
obj.log(obj.horizontalDelimiter);
obj.prefix = ['| '];
obj.logn(obj.horizontalDelimiter);
obj.logn('');
end
function delete(obj)
obj.closeBlock;
obj.logn('');
obj.logn('');
obj.startTime.Format = 'default';
obj.logn('Date: %s',char(obj.startTime));
obj.log('End of log file.');
fclose(obj.logFid);
obj.logFid = -1;
end
end
end
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