refactored TinyIoC stuff into ServiceLocator class

This commit is contained in:
mgroves 2011-01-02 17:27:28 -05:00
parent bca11551f5
commit c851ea9516
3 changed files with 40 additions and 55 deletions

View file

@ -1,78 +1,26 @@
using Android.Content;
using MonoStockPortfolio.Core.PortfolioRepositories;
using MonoStockPortfolio.Core.Services;
using MonoStockPortfolio.Core.StockData;
using PostSharp.Aspects;
using TinyIoC;
namespace MonoStockPortfolio.Framework
{
public class IoCAttribute : LocationInterceptionAspect
{
private static Context _context;
private static TinyIoCContainer _container;
public override void OnGetValue(LocationInterceptionArgs args)
{
if(_context == null)
if (ServiceLocator.Context == null)
{
var activityContext= (Context)args.Instance;
_context = activityContext.ApplicationContext.ApplicationContext;
}
if (_container == null)
{
_container = RegisterTypes();
ServiceLocator.Context = activityContext.ApplicationContext.ApplicationContext;
}
var locationType = args.Location.LocationType;
var instantiation = ServiceLocator.Get(locationType);
var instantiation = _container.Resolve(locationType);
if(instantiation != null)
{
args.SetNewValue(instantiation);
}
args.ProceedGetValue();
}
private TinyIoCContainer RegisterTypes()
{
var container = TinyIoCContainer.Current;
container.Register<Context>(_context);
container.Register<IStockDataProvider, YahooStockDataProvider>().AsMultiInstance();
container.Register<IPortfolioService, PortfolioService>().AsMultiInstance();
container.Register<IPortfolioRepository, AndroidSqlitePortfolioRepository>().AsMultiInstance();
return container;
}
// private object GetInstance(Type locationType)
// {
// if (DependencyMap.ContainsKey(locationType))
// {
// return DependencyMap[locationType]();
// }
// return null;
// }
//
// private IDictionary<Type, Func<object>> DependencyMap
// {
// get { return _dependencyMap ?? (_dependencyMap = DefaultDependencies()); }
// }
//
// private static IDictionary<Type, Func<object>> _dependencyMap;
// private IDictionary<Type, Func<object>> DefaultDependencies()
// {
// var map = new Dictionary<Type, Func<object>>();
// map.Add(typeof(IPortfolioService), () => new PortfolioService(_context));
// map.Add(typeof(IPortfolioRepository), () => new AndroidSqlitePortfolioRepository(_context));
// return map;
// }
//
// public void LoadDependencies(IDictionary<Type, Func<object>> dependencies)
// {
// _dependencyMap = dependencies;
// }
}
}

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@ -0,0 +1,36 @@
using System;
using Android.Content;
using MonoStockPortfolio.Core.PortfolioRepositories;
using MonoStockPortfolio.Core.Services;
using MonoStockPortfolio.Core.StockData;
using TinyIoC;
namespace MonoStockPortfolio.Framework
{
public static class ServiceLocator
{
public static Context Context { get; set; }
private static TinyIoCContainer _container;
public static object Get(Type serviceType)
{
if (_container == null)
{
_container = RegisterTypes();
}
return _container.Resolve(serviceType);
}
private static TinyIoCContainer RegisterTypes()
{
var container = TinyIoCContainer.Current;
container.Register<Context>(Context);
container.Register<IStockDataProvider, YahooStockDataProvider>().AsMultiInstance();
container.Register<IPortfolioService, PortfolioService>().AsMultiInstance();
container.Register<IPortfolioRepository, AndroidSqlitePortfolioRepository>().AsMultiInstance();
return container;
}
}
}

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@ -67,6 +67,7 @@
<Compile Include="Activites\PortfolioActivity.designer.cs">
<DependentUpon>PortfolioActivity.cs</DependentUpon>
</Compile>
<Compile Include="Framework\ServiceLocator.cs" />
<Compile Include="Framework\TinyIoC.cs" />
<Compile Include="Resources\Resource.Designer.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />