/// <summary>
/// Reading Values from the Storage...
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="Key"></param>
/// <returns></returns>
public async Task <Set1> Get_Value <T>(String filename)
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder folder = await rootFolder.CreateFolderAsync("Set1",
CreationCollisionOption.OpenIfExists);
ExistenceCheckResult isFileExisting = await folder.CheckExistsAsync(filename);
if (!isFileExisting.ToString().Equals("NotFound"))
{
try
{
IFile file = await folder.CreateFileAsync(filename,
CreationCollisionOption.OpenIfExists);
String languageString = await file.ReadAllTextAsync();
XmlSerializer oXmlSerializer = new XmlSerializer(typeof(T));
return((Set1)oXmlSerializer.Deserialize(new StringReader(languageString)));
}
catch (Exception ex)
{
var message = ex.Message;
return(default(Set1));
}
}
return(default(Set1));
}
public async Task PCLStorageSample()
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder folder = await rootFolder.CreateFolderAsync("MySubFolder",
CreationCollisionOption.OpenIfExists);
IFile file = await folder.CreateFileAsync("answer.txt",
CreationCollisionOption.ReplaceExisting);
await file.WriteAllTextAsync("42");
ExistenceCheckResult re = await folder.CheckExistsAsync("answer.txt");
if (re == ExistenceCheckResult.FileExists)
{
Debug.WriteLine("Folder exists" + re.ToString());
}
else
{
Debug.WriteLine("Folder missing");
}
}
/// <summary>
/// Delete any value from the Storage...
/// </summary>
/// <param name="Key"></param>
public async void Delete_Value(String filename)
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder folder = await rootFolder.CreateFolderAsync("Set1",
CreationCollisionOption.OpenIfExists);
ExistenceCheckResult isFileExisting = await folder.CheckExistsAsync(filename);
if (!isFileExisting.ToString().Equals("NotFound"))
{
try
{
IFile file = await folder.CreateFileAsync(filename,
CreationCollisionOption.OpenIfExists);
await file.DeleteAsync();
}
catch (Exception ex)
{
var message = ex.Message;
}
}
}
