public void SetValue(string name, string value, string defaultValue, PreferenceEncryption encryption)
{
if ((name == null) || (name.Length == 0))
{
throw new ArgumentException();
}
if (value == defaultValue)
{
if (!this.IsEmpty)
{
this._store.Remove(name);
}
}
else
{
if (value == null)
{
throw new ArgumentNullException();
}
if (encryption == PreferenceEncryption.CurrentUser)
{
value = DataProtection.EncryptUserData(value);
}
else
{
value = DataProtection.EncryptData(value);
}
this.Store[name] = value;
}
}
public string GetValue(string name, string defaultValue, PreferenceEncryption encryption)
{
string data = this.GetValue(name, (string) null);
if (data == null)
{
return defaultValue;
}
if (data.Length == 0)
{
return data;
}
try
{
if (encryption == PreferenceEncryption.CurrentUser)
{
return DataProtection.DecryptUserData(data);
}
return DataProtection.DecryptData(data);
}
catch (Exception)
{
return defaultValue;
}
}
