Test if file exists in Log files before a parsing.

Related Work Items: #2985

1 files changed, 25 insertions, 22 deletions

diff --git a/Software/Visual_Studio/Tango.Logging/ApplicationLogFileParser.cs b/Software/Visual_Studio/Tango.Logging/ApplicationLogFileParser.cs
index 1530c4d27..6bd53f433 100644
--- a/Software/Visual_Studio/Tango.Logging/ApplicationLogFileParser.cs
+++ b/Software/Visual_Studio/Tango.Logging/ApplicationLogFileParser.cs
@@ -84,32 +84,35 @@ namespace Tango.Logging
 
         private void Parse(string file, DateTime datetime, ref List<LogItemBase> logItems)
         {
-            String text = File.ReadAllText(file);
-            var logs = Regex.Split(text, @"(\[\d{2}:\d{2}:\d{2}.\d{2}\])");
-
-            for (int i = 1; i < logs.Length; i += 2)
+            if(File.Exists(file))
             {
-                try
+                String text = File.ReadAllText(file);
+                var logs = Regex.Split(text, @"(\[\d{2}:\d{2}:\d{2}.\d{2}\])");
+
+                for (int i = 1; i < logs.Length; i += 2)
                 {
-                    DateTime date = DateTime.ParseExact(logs[i].Replace("[", "").Replace("]", ""), "HH:mm:ss.ff", CultureInfo.InvariantCulture);
-                    String rest = logs[i + 1];
-                    
-                    var matches = Regex.Matches(rest, @"(?<=\[)(.*?)(?=\])");
+                    try
+                    {
+                        DateTime date = DateTime.ParseExact(logs[i].Replace("[", "").Replace("]", ""), "HH:mm:ss.ff", CultureInfo.InvariantCulture);
+                        String rest = logs[i + 1];
 
-                    MessageLogItem item = new MessageLogItem();
-                    item.TimeStamp = new DateTime(datetime.Year, datetime.Month, datetime.Day, date.Hour, date.Minute, date.Second, date.Millisecond);
-                    item.Category = (LogCategory)Enum.Parse(typeof(LogCategory), matches[0].ToString());
-                    item.CallerFile = matches[1].ToString();
-                    item.CallerMethodName = matches[2].ToString();
-                    item.CallerLineNumber = int.Parse(matches[3].ToString());
+                        var matches = Regex.Matches(rest, @"(?<=\[)(.*?)(?=\])");
 
-                    int messageStartIndex = matches[3].Index + matches[3].Length + 2;
-                    item.Message = rest.Substring(messageStartIndex, rest.Length - messageStartIndex);
-                    logItems.Add(item);
-                }
-                catch (Exception ex)
-                {
-                    LogManager.Default.Log(ex, "Could not parse log line: " + logs[i]);
+                        MessageLogItem item = new MessageLogItem();
+                        item.TimeStamp = new DateTime(datetime.Year, datetime.Month, datetime.Day, date.Hour, date.Minute, date.Second, date.Millisecond);
+                        item.Category = (LogCategory)Enum.Parse(typeof(LogCategory), matches[0].ToString());
+                        item.CallerFile = matches[1].ToString();
+                        item.CallerMethodName = matches[2].ToString();
+                        item.CallerLineNumber = int.Parse(matches[3].ToString());
+
+                        int messageStartIndex = matches[3].Index + matches[3].Length + 2;
+                        item.Message = rest.Substring(messageStartIndex, rest.Length - messageStartIndex);
+                        logItems.Add(item);
+                    }
+                    catch (Exception ex)
+                    {
+                        LogManager.Default.Log(ex, "Could not parse log line: " + logs[i]);
+                    }
                 }
             }
         }