Storage (Repository Discussion)

gistfile1.cs

//Guard clauses / contracts omitted for berivity
//Thread safety not considered.

public interface IKeyValueStore
{
	void Add<T>(string key, T item);

	void AddOrUpdate<T>(string key, T item);

	bool Remove(string key);

	bool TryGetValue<T>(string key, out T item);
}

public class IsolatedStorageSettingsKeyValueStore : IKeyValueStore
{
	private readonly IsolatedStorageSettings _isolatedStorageSettings;

	public IsolatedStorageSettingsKeyValueStore(IsolatedStorageSettings isolatedStorageSettings)
	{
		_isolatedStorageSettings = isolatedStorageSettings;
	}

	public void Add<T>(string key, T item)
	{
		_isolatedStorageSettings.Add(key, item);
	}

	public void AddOrUpdate<T>(string key, T item)
	{
		T storedItem;
		if(TryGetValue(key, out storedItem))
		{
			if (!item.Equals(storedItem))
			{
				_isolatedStorageSettings[key] = item;
			}
		}
		_isolatedStorageSettings.Add(key, item);
	}

	public bool Remove(string key)
	{
		return _isolatedStorageSettings.Remove(key);
	}

	public bool TryGetValue<T>(string key, out T item)
	{
		return _isolatedStorageSettings.TryGetValue(key, out item);
	}
}

public class TypicalNinjectModule : NinjectModule
{
	public override void Load()
	{
		Bind<IKeyValueStore>().To<IsolatedStorageSettingsKeyValueStore>();
		Bind<IsolatedStorageSettings>().ToMethod(ctx => IsolatedStorageSettings.ApplicationSettings);
	}
}

The problem with these sort of abstractions over arbitrary 'storage' is that they invariably become leaky.

You can incorporate it.

…

On 14 February 2012 12:48, Dean McDonnell < ***@***.*** > wrote: Just wanted to check, do you mind if I feed this back into the WinPhoneKit.Storage project or would you like to do it? --- Reply to this email directly or view it on GitHub: https://gist.github.com/1825986