/// <summary>
/// Create a proxy wrapping specified target instance and interceptors.
/// </summary>
/// <param name="typeToProxy">The declaration type of proxy to create.</param>
/// <param name="target">The target instance wrapped by the created proxy.</param>
/// <param name="initerceptors">The interceptors specific to each methods.</param>
/// <returns>The proxy wrapping the specified target instance.</returns>
/// <exception cref="ArgumentNullException">The argument <paramref name="typeToProxy"/> is null.</exception>
/// <exception cref="ArgumentNullException">The argument <paramref name="target"/> is null.</exception>
/// <exception cref="ArgumentNullException">The argument <paramref name="initerceptors"/> is null.</exception>
protected override object CreateProxyCore(Type typeToProxy, object target, IDictionary <MethodInfo, InterceptorDelegate> initerceptors)
{
Guard.ArgumentNotNull(typeToProxy, nameof(typeToProxy));
Guard.ArgumentNotNull(target, nameof(target));
Guard.ArgumentNotNull(initerceptors, nameof(initerceptors));
if (!initerceptors.Any())
{
return(target);
}
IDictionary <MethodInfo, IInterceptor> dic = initerceptors.ToDictionary(it => it.Key, it => (IInterceptor) new DynamicProxyInterceptor(it.Value));
var selector = new DynamicProxyInterceptorSelector(dic);
var options = new ProxyGenerationOptions {
Selector = selector
};
if (typeToProxy.GetTypeInfo().IsInterface)
{
return(_proxyGenerator.CreateInterfaceProxyWithTarget(typeToProxy, target, options, dic.Values.ToArray()));
}
else
{
return(_proxyGenerator.CreateClassProxyWithTarget(typeToProxy, target, options, dic.Values.ToArray()));
}
}
/// <summary>
/// Create a proxy wrapping specified target instance.
/// </summary>
/// <param name="typeToIntercept">The type to intercept.</param>
/// <param name="target">The target.</param>
/// <param name="interceptors">The interceptors.</param>
/// <returns></returns>
protected override object Wrap(Type typeToIntercept, object target, InterceptorDecoration interceptors)
{
var dictionary = interceptors.Interceptors
.ToDictionary(it => it.Key, it => new DynamicProxyInterceptor(it.Value).ToInterceptor());
var selector = new DynamicProxyInterceptorSelector(dictionary.ToDictionary(it => it.Key, it => it.Value));
var options = new ProxyGenerationOptions {
Selector = selector
};
return(_proxyGenerator.CreateInterfaceProxyWithTarget(typeToIntercept, target, dictionary.Values.ToArray()));
}
/// <summary>
/// Create an interceptable proxy instance.
/// </summary>
/// <param name="typeToIntercept">The type to intercept.</param>
/// <param name="serviceProvider">The <see cref="T:System.IServiceProvider" /> used to provide dependent service instances.</param>
/// <param name="interceptors">The <see cref="T:Dora.DynamicProxy.InterceptorDecoration" /> representing which interceptors are applied to which members of a type to intercept.</param>
/// <returns>
/// The interceptable proxy instance.
/// </returns>
protected override object Create(Type typeToIntercept, IServiceProvider serviceProvider, InterceptorDecoration interceptors)
{
var dictionary = interceptors.Interceptors
.ToDictionary(it => it.Key, it => new DynamicProxyInterceptor(it.Value).ToInterceptor());
var selector = new DynamicProxyInterceptorSelector(dictionary.ToDictionary(it => it.Key, it => it.Value));
var options = new ProxyGenerationOptions {
Selector = selector
};
return(_proxyGenerator.CreateClassProxy(typeToIntercept, options, dictionary.Values.ToArray()));
}
/// <summary>
/// Create a proxy wrapping specified target instance.
/// </summary>
/// <param name="typeToIntercept">The declaration type of proxy to create.</param>
/// <param name="target">The target instance wrapped by the created proxy.</param>
/// <returns>
/// The proxy wrapping the specified target instance.
/// </returns>
public object Wrap(Type typeToIntercept, object target)
{
Guard.ArgumentNotNull(typeToIntercept, nameof(typeToIntercept));
Guard.ArgumentNotNull(target, nameof(target));
var interceptorDecoration = _interceptorCollector.GetInterceptors(typeToIntercept, target.GetType());
var interceptors = interceptorDecoration.Interceptors
.ToDictionary(it => it.Key, it => new DynamicProxyInterceptor(it.Value).ToInterceptor());
var selector = new DynamicProxyInterceptorSelector(interceptors.ToDictionary(it => it.Key, it => it.Value));
var options = new ProxyGenerationOptions {
Selector = selector
};
return(_proxyGenerator.CreateInterfaceProxyWithTarget(typeToIntercept, target, interceptors.Values.ToArray()));
}
/// <summary>
/// Creates the specified type to intercept.
/// </summary>
/// <param name="typeToIntercept">The type to intercept.</param>
/// <param name="serviceProvider">The service provider.</param>
/// <param name="targetAccessor">The target accessor.</param>
/// <returns>The proxy wrapping the specified target instance.</returns>
public object Create(Type typeToIntercept, IServiceProvider serviceProvider, Func <object> targetAccessor = null)
{
var interceptorDecoration = _interceptorCollector.GetInterceptors(typeToIntercept);
if (interceptorDecoration.IsEmpty)
{
return(targetAccessor == null
? serviceProvider.GetService(typeToIntercept)
: targetAccessor());
}
var interceptors = interceptorDecoration.Interceptors
.ToDictionary(it => it.Key, it => new DynamicProxyInterceptor(it.Value).ToInterceptor());
var selector = new DynamicProxyInterceptorSelector(interceptors.ToDictionary(it => it.Key, it => it.Value));
var options = new ProxyGenerationOptions {
Selector = selector
};
return(_proxyGenerator.CreateClassProxy(typeToIntercept, options, interceptors.Values.ToArray()));
}
