private object EndCallHelper(ExtAsyncResult asyncResult)
{
// prepare call to end method
MethodInfo endMethod = asyncType.GetMethod("End" + asyncResult.SyncMethod.Name);
object[] arguments = new object[endMethod.GetParameters().Length];
arguments[arguments.Length - 1] = asyncResult.WcfAsyncResult;
object result = endMethod.Invoke(this.asyncChannel, arguments);
return(result);
}
/// <summary>Async Begin Call </summary>
/// <param name="func">action containing single call wcfContract.Operation(...) as lambda expression</param>
/// <param name="callback">async callback</param>
/// <param name="state">async state </param>
public ExtAsyncResult <TResult> BeginCall <TResult>(Func <TWcfContract, TResult> func, AsyncCallback callback, object state)
{
// collect call data
MethodInfo syncMethod;
object[] syncArguments;
this.callDataCollector.Call(func, out syncMethod, out syncArguments);
// call
var returnValue = BeginCall(syncMethod, syncArguments, callback, state);
// wrap result in order to identify which end method must be called
var wcfAsyncCall = new ExtAsyncResult <TResult>(returnValue, syncMethod);
return(wcfAsyncCall);
}
/// <summary>Async End Call </summary>
/// <param name="asyncResult">the referenced given back by the Begin method</param>
/// <returns>the result of the call</returns>
public TResult EndCall <TResult>(ExtAsyncResult <TResult> asyncResult)
{
var result = EndCallHelper(asyncResult);
return((TResult)result);
}
/// <summary>Async End Call </summary>
/// <param name="asyncResult">the referenced given back by the Begin method</param>
/// <returns>the result of the call</returns>
public void EndCall(ExtAsyncResult asyncResult)
{
EndCallHelper(asyncResult);
}
