private FileLockerPayload setPayload(FILE_LOCKER_MESSAGE_CODE code, string message)
{
FileLockerPayload payload = new FileLockerPayload();
payload.code = code;
payload.message = message;
return(payload);
}
public bool lockFile(string filePath)
{
FileLockerPayload payload = null;
if (isLock)
{
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.LOCK_ALREADY_BY_PROCESS, FILE_LOCKER_MESSAGE_CODE.LOCK_ALREADY_BY_PROCESS.ToString());
}
else
{
try
{
_fileLock = filePath;
if (!File.Exists(filePath))
{
File.Create(filePath);
}
else
{
stream = File.Open(fileLock, FileMode.Open);
}
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.SUCCESS, FILE_LOCKER_MESSAGE_CODE.SUCCESS.ToString());
_isLock = true;
}
catch (Exception ex)
{
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.UNABLE_TO_CREATE_LOCK, ex.Message);
_isLock = false;
}
}
if (_enableEvents)
{
FileLockerHandler(payload);
}
return(_isLock);
}
public bool unlockFile()
{
if (_isLock)
{
if (stream != null)
{
stream.Close();
stream.Dispose();
stream = null;
}
if (_enableEvents)
{
FileLockerPayload payload = setPayload(FILE_LOCKER_MESSAGE_CODE.RELEASE_LOCK, FILE_LOCKER_MESSAGE_CODE.RELEASE_LOCK.ToString());
FileLockerHandler(payload);
}
_isLock = false;
}
return(isLock);
}
public bool deleteLockFile()
{
FileLockerPayload payload = null;
bool isSuccess = false;
if (_fileLock != string.Empty)
{
if (_isLock)
{
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.LOCK_ALREADY_BY_PROCESS, FILE_LOCKER_MESSAGE_CODE.LOCK_ALREADY_BY_PROCESS.ToString());
}
else
{
try
{
File.Delete(_fileLock);
isSuccess = true;
}
catch (Exception ex)
{
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.UNABLE_DELETE_LOCK, ex.ToString());
isSuccess = false;
}
}
}
else
{
payload = setPayload(FILE_LOCKER_MESSAGE_CODE.LOCK_NOT_EXISTS, FILE_LOCKER_MESSAGE_CODE.LOCK_NOT_EXISTS.ToString());
}
if (_enableEvents)
{
FileLockerHandler(payload);
}
return(isSuccess);
}