/// <summary>
/// Convert to DateTime
/// </summary>
/// <returns></returns>
public DateTime ToDateTime()
{
DateTime dt = Log9KUtil.UnixTimeStampToDateTime(UnixTime);
dt = dt.AddMilliseconds(Milliseconds);
return(dt);
}
/// <summary>
/// Add new duplication entry (Tuple of log entry (original) and collection of log entries (duplications))
/// </summary>
/// <param name="entry"></param>
/// <param name="timeOfOriginal"></param>
private void AddNewDuplicationEntry(Log9KEntry entry, Log9KTime timeOfOriginal)
{
if (!CheckForDuplicationMethods())
{
return;
}
int duplicationKey = KeyForDuplicationDictionary(entry);
Log9KUtil.InvokeInUiThread(() => {
if (DuplicationsDictionary.ContainsKey(duplicationKey))
{
return;
}
ObservableCollection <DuplicationLeaf> times = new ObservableCollection <DuplicationLeaf>();
if (timeOfOriginal == null)
{
times = new ObservableCollection <Tuple <Log9KTime, uint> > {
new DuplicationLeaf(entry.Time, entry.ID)
};
}
DuplicationNode de = new DuplicationNode(
entry, times
);
DuplicationsDictionary.Add(duplicationKey, de);
});
}
/// <summary>
/// ToString()
/// </summary>
/// <returns></returns>
public override string ToString()
{
DateTime dt = Log9KUtil.UnixTimeStampToDateTime(UnixTime);
dt = dt.AddMilliseconds(Milliseconds);
string dateTimeFormat = Log9KCore.Settings.DateTimeFormat;
return(dt.ToString(dateTimeFormat));
}
/// <summary>
/// Writes bytes of entry to temporary file (serialization)
/// </summary>
/// <param name="entry">entry to write</param>
protected void WriteToTempFile(Log9KEntry entry)
{
if (entry.Type == LogEntryTypes.CUSTOM && entry.CustomType == Log9KCore.INNER_LOG_TAB)
{
return;
}
byte[] entryBytes = EntryToBytes(entry);
Log9KUtil.InvokeInUiThread(() => {
Log9KUtil.AppendByteArrayToFile(FilenameTempFile, entryBytes);
});
}
/// <summary>
/// Read log entry from temp file on given linenumber
/// </summary>
/// <param name="lineNumber"></param>
/// <returns></returns>
protected Log9KEntry ReadEntry(uint lineNumber)
{
byte[] buffer;
if (!Log9KUtil.ReadFixedSizeByteArrayEntry(FilenameTempFile, Log9KEntry.ENTRY_SIZE, lineNumber, out buffer))
{
Log9KCore.Instance.InnerLog("Ошибка: Log9KUtil.ReadFixedSizeByteArrayEntry вернул false");
return(null);
}
Log9KEntry entry = EntryFromBytes(buffer);
return(entry);
}
/// <summary>
/// Insert log entry to given position, in UI thread
/// </summary>
/// <param name="i"></param>
/// <param name="entry"></param>
protected void CollectionInsert(int i, Log9KEntry entry)
{
if (Application.Current == null)
{
return;
}
if (_logEntryCollection == null)
{
return;
}
Log9KUtil.InvokeInUiThread(() => {
_logEntryCollection.Insert(i, entry);
});
}
/// <summary>
/// <para>Initialization method, used by constructors, creates folder for tab, inits filenames</para>
/// <para>Метод инициализации, используемый всеми конструкторами.
/// Создаёт папку под вкладку, задаёт имена файлов.</para>
/// </summary>
/// <param name="type"></param>
protected void Init(TabTypes type)
{
TabType = type;
if (TabType != TabTypes.CUSTOM)
{
TabTypeString = type.ToString();
}
else
{
TabTypeString = CustomTabType;
}
if (IsAllTab())
{
_dirname = Log9KCore.Settings.Folder + "/" + Log9KUtil.GetDayMonthYearString() + "/";
}
else if (IsInnerLogTab())
{
_dirname = Log9KCore.Settings.Folder + "/" + Log9KUtil.GetDayMonthYearString() + "/" + "." + Log9KCore.INNER_LOG_TAB;
}
else
{
_dirname = Log9KCore.Settings.Folder + "/" + Log9KUtil.GetDayMonthYearString() + "/" + TabTypeString;
}
if (IsAllTab())
{
Log9KUtil.CreateDirIfNotExists(_dirname);
_directoryNotCreated = false;
}
FilenameLogFile = _dirname + "/" + Log9KUtil.GetDayMonthYearHourMinuteSecondString() + Log9KCore.LOG_EXTENSION;
try {
// ReSharper disable once ReturnValueOfPureMethodIsNotUsed
Path.GetFullPath(FilenameLogFile);
} catch (Exception e) {
Log9KCore.InnerLog("Ошибка: что-то не так с именем файла — " + e.Message, true);
}
FilenameTempFile = FilenameLogFile + Log9KCore.TEMP_LOG_EXTENSION;
DuplicationsDictionary = new Dictionary <int, DuplicationNode>();
InitCollection();
InitTabHeader();
}
/// <summary>
/// Make the tab with given type active
/// </summary>
public void SetActiveTab(string tabType)
{
Log9KTab tab = GetTab(tabType);
if (tab != null)
{
if (!Log9KTabsCollection.Contains(tab))
{
return;
}
Log9KUtil.BeginInvokeInUiThread(() => {
CurrentTab = tab;
});
}
}
/// <summary>
/// Add duplicate to existing entry, for adding new duplication entry use AddNewDuplicationEntry
/// </summary>
/// <param name="entry"></param>
private void AddToDuplicationEntry(Log9KEntry entry)
{
if (!CheckForDuplicationMethods())
{
return;
}
int duplicationKey = KeyForDuplicationDictionary(entry);
Log9KUtil.InvokeInUiThread(() => {
DuplicationNode duplicationEntry = DuplicationsDictionary[duplicationKey];
duplicationEntry.Item2.Add(new DuplicationLeaf(entry.Time, entry.ID));
if (duplicationEntry.Item2.Count == 2)
{
DuplicationsCollection.Add(duplicationEntry);
}
});
}
/// <summary>
/// Append log entry ToString to current tab's log file
/// </summary>
/// <param name="entry"></param>
private void AppendEntryToFile(Log9KEntry entry)
{
if (_directoryNotCreated)
{
Log9KUtil.CreateDirIfNotExists(_dirname);
_directoryNotCreated = false;
}
if (Application.Current == null)
{
return;
}
Application.Current.Dispatcher.BeginInvoke(
new Action(() => {
Log9KUtil.AppendStringToFile(FilenameLogFile, entry.ToString());
}),
DispatcherPriority.Background
);
}
/// <summary>
/// Load most recent logs from temporary file
/// </summary>
public override void LoadLastLogs()
{
LogEntryCollection.StartRemovingFromTop();
LogEntryCollection.Clear();
uint entriesNumber;
bool success = Log9KUtil.GetEntriesNumberInFile(
FilenameTempFile, Log9KEntry.ENTRY_SIZE, out entriesNumber
);
if (!success)
{
Log9KCore.Instance.InnerLog("Ошибка: метод Log9KUtil.GetEntriesNumberInFile вернул false");
return;
}
if (Application.Current == null)
{
return;
}
Application.Current.Dispatcher.BeginInvoke(
new Action(() => {
bool notEnd = true;
uint z = 0;
for (uint i = entriesNumber; notEnd; i--)
{
Log9KEntry e = ReadEntry(i);
if (e != null)
{
LogEntryCollection.Insert(0, e);
}
if (i == 0 || z >= LogEntryCollection.MaxCollectionSize)
{
notEnd = false;
}
z++;
}
}),
DispatcherPriority.Background
);
}
/// <summary>
/// Remove at given index of log entry collection in UI thread
/// </summary>
/// <param name="i"></param>
/// <returns></returns>
private bool CollectionRemoveAt(int i)
{
if (Application.Current == null)
{
return(false);
}
if (_logEntryCollection == null)
{
return(false);
}
if ((i < 0) || (i >= _logEntryCollection.Count))
{
return(false);
}
Log9KUtil.InvokeInUiThread(() => {
if ((i < 0) || (i >= _logEntryCollection.Count))
{
return;
}
_logEntryCollection.RemoveAt(i);
});
return(true);
}
/// <summary>
/// Deserialization
/// </summary>
/// <param name="entry"></param>
/// <returns></returns>
public static Log9KEntry FromByteArray(byte[] entry)
{
int i = 0;
Buffer.BlockCopy(entry, i, _idBytes, 0, SIZE_ID);
i += SIZE_ID;
Buffer.BlockCopy(entry, i, _typeBytes, 0, SIZE_TYPE);
i += SIZE_TYPE;
LogEntryTypes type = (LogEntryTypes)_typeBytes[0];
Buffer.BlockCopy(entry, i, _levelBytes, 0, SIZE_LEVEL);
i += SIZE_LEVEL;
Buffer.BlockCopy(entry, i, _isDuplicateBytes, 0, SIZE_IS_DUPLICATE);
i += SIZE_IS_DUPLICATE;
Buffer.BlockCopy(entry, i, _unixTimeBytes, 0, SIZE_UNIX_TIME);
i += SIZE_UNIX_TIME;
Buffer.BlockCopy(entry, i, _millisecondsBytes, 0, SIZE_MILLISECONDS);
i += SIZE_MILLISECONDS;
if (type == LogEntryTypes.CUSTOM)
{
Buffer.BlockCopy(entry, i, _customTypeBytes, 0, SIZE_CUSTOM_TYPE);
}
i += SIZE_CUSTOM_TYPE;
Buffer.BlockCopy(entry, i, _messageBytes, 0, SIZE_MESSAGE);
uint id = BitConverter.ToUInt32(_idBytes, 0);
Levels level = (Levels)_levelBytes[0];
bool isDuplicate = BitConverter.ToBoolean(_isDuplicateBytes, 0);
uint unixTime = BitConverter.ToUInt32(_unixTimeBytes, 0);
int milliseconds = BitConverter.ToInt32(_millisecondsBytes, 0);
string message = Log9KUtil.GetString(_messageBytes);
message = Log9KUtil.SplitStringWithNullEnding(message);
string customType = Log9KUtil.GetString(_customTypeBytes);
customType = Log9KUtil.SplitStringWithNullEnding(customType);
Log9KEntry e = new Log9KEntry(type, message, new Log9KTime(unixTime, milliseconds))
{
ID = id,
CustomType = customType,
IsDuplicate = isDuplicate,
Level = level
};
if (type == LogEntryTypes.CUSTOM)
{
e.TypeString = customType;
}
return(e);
}
/// <summary>
/// Serialization
/// </summary>
/// <returns></returns>
public byte[] ToByteArray()
{
byte[] idBytes = BitConverter.GetBytes(ID);
byte[] typeBytes = new byte[1];
typeBytes[0] = (byte)Type;
byte[] levelBytes = new byte[1];
levelBytes[0] = (byte)Level;
byte[] isDuplicateBytes = new byte[1];
isDuplicateBytes[0] = IsDuplicate ? (byte)1 : (byte)0;
byte[] unixTimeBytes = BitConverter.GetBytes(Time.UnixTime);
byte[] millisecondsBytes = BitConverter.GetBytes(Time.Milliseconds);
byte[] customTypeBytes = new byte[SIZE_CUSTOM_TYPE];
if (Type == LogEntryTypes.CUSTOM)
{
if (CustomType.Length > LENGTH_CUSTOM_TYPE)
{
Log9KCore.Instance.InnerLog("Ошибка: длина имени пользовательского типа больше чем " + LENGTH_CUSTOM_TYPE);
return(null);
}
byte[] customType = Log9KUtil.GetBytes(CustomType);
Buffer.BlockCopy(customType, 0, customTypeBytes, 0, customType.Length);
}
byte[] messageBytes = new byte[SIZE_MESSAGE];
string message = Message;
if (Message.Length > LENGTH_MESSAGE)
{
message = Log9KUtil.TrimString(Message, LENGTH_MESSAGE);
}
byte[] messageBytesTmp = Log9KUtil.GetBytes(message);
Buffer.BlockCopy(messageBytesTmp, 0, messageBytes, 0, messageBytesTmp.Length);
int lengthSummary = (
idBytes.Length +
typeBytes.Length +
levelBytes.Length +
isDuplicateBytes.Length +
unixTimeBytes.Length +
millisecondsBytes.Length +
customTypeBytes.Length +
messageBytes.Length
);
if (lengthSummary != ENTRY_SIZE)
{
return(null);
}
byte[] entry = new byte[ENTRY_SIZE];
Log9KUtil.SumByteArrays(
ref entry,
idBytes, typeBytes, levelBytes, isDuplicateBytes, unixTimeBytes, millisecondsBytes, customTypeBytes, messageBytes
);
return(entry);
}
/// <summary>
/// Load one newer log entry from temp file
/// </summary>
/// <returns></returns>
public override bool LoadNewerLogEntry()
{
if (IsAddingNewestEntries)
{
return(false);
}
Log9KEntry entry = null;
bool success = false;
uint tries = 0;
while (!success)
{
if (tries > 100)
{
break;
}
byte[] entryBytes;
if (!Log9KUtil.ReadFixedSizeByteArrayEntry(FilenameTempFile, Log9KEntry.ENTRY_SIZE, LineNumberBottomTempFile, out entryBytes))
{
return(false);
}
entry = EntryFromBytes(entryBytes);
uint lastLogEntryInCollectionID = LogEntryCollection[LogEntryCollection.Count - 1].ID;
uint entryIDshoulBe = lastLogEntryInCollectionID + 1;
if (entry.ID != entryIDshoulBe)
{
if (entry.ID < entryIDshoulBe)
{
LineNumberBottomTempFile++;
}
else if (entry.ID > entryIDshoulBe)
{
LineNumberBottomTempFile--;
}
}
else
{
success = true;
}
tries++;
}
if (tries > 100)
{
uint lineNumber = LineNumberBottomTempFile;
for (int i = 0; i < 200; i++)
{
lineNumber--;
if (ReadNewerLogEntryAndCheckIt(out entry, lineNumber))
{
LineNumberBottomTempFile = lineNumber;
break;
}
}
for (int i = 0; i < 200; i++)
{
lineNumber++;
if (ReadNewerLogEntryAndCheckIt(out entry, lineNumber))
{
LineNumberBottomTempFile = lineNumber;
break;
}
}
}
if (entry != null)
{
CollectionAdd(entry);
}
return(true);
}
