inject controller in web api
using Microsoft.Practices.Unity;
using System;
using System.Collections.Generic;
using System.Web.Http.Dependencies;
public class UnityResolver : IDependencyResolver
{
protected IUnityContainer container;
public UnityResolver(IUnityContainer container)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
this.container = container;
}
public object GetService(Type serviceType)
{
try
{
return container.Resolve(serviceType);
}
catch (ResolutionFailedException exception)
{
throw new InvalidOperationException(
$"Unable to resolve service for type {serviceType}.",
exception)
}
}
public IEnumerable<object> GetServices(Type serviceType)
{
try
{
return container.ResolveAll(serviceType);
}
catch (ResolutionFailedException exception)
{
throw new InvalidOperationException(
$"Unable to resolve service for type {serviceType}.",
exception)
}
}
public IDependencyScope BeginScope()
{
var child = container.CreateChildContainer();
return new UnityResolver(child);
}
public void Dispose()
{
Dispose(true);
}
protected virtual void Dispose(bool disposing)
{
container.Dispose();
}
}