public static void Write(GpxFile gpxFile, string fileName)
{
int retryCount = 3;
if (string.IsNullOrEmpty(fileName))
{
throw new Exception("FileName is not valid");
}
Exception serializerException = null;
bool serializerSucceeded = false;
for (int i = 0; i < retryCount; i++)
{
// Try saving the file
try
{
using (FileStream fileStream = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
{
using (StreamWriter writer = new StreamWriter(fileStream))
{
// Create the seraliser
XmlSerializer xmlSerializer = new XmlSerializer(typeof(GpxRootNode));
// Write the file
xmlSerializer.Serialize(writer, gpxFile.RootNode);
}
// Try and force the file lock to be released
fileStream.Close();
fileStream.Dispose();
}
serializerSucceeded = true;
}
catch (Exception e)
{
serializerException = e;
serializerSucceeded = false;
}
if (serializerSucceeded)
{
break;
}
else
{
// Sleep before trying again
Thread.Sleep(GpxFileManager.serializerSleepTime);
}
}
if (serializerSucceeded == false)
{
throw new Exception("Unable to save the file: " + fileName, serializerException);
}
}
public static GpxFile Read(string fileName)
{
GpxFile newGpxFile = new GpxFile();
if (File.Exists(fileName))
{
try
{
using (FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
using (StreamReader reader = new StreamReader(fileStream))
{
// Create the seraliser
XmlSerializer xmlSerializer = new XmlSerializer(typeof(GpxRootNode));
newGpxFile.RootNode = (GpxRootNode)xmlSerializer.Deserialize(reader);
}
// Try and force the file lock to be released
fileStream.Close();
fileStream.Dispose();
}
newGpxFile.Filename = fileName;
}
catch (Exception e)
{
throw new Exception("Unable to read the file: " + fileName, e);
}
}
else
{
throw new Exception("Gpx file does not exist: " + fileName);
}
return(newGpxFile);
}