public IMethodReturn Invoke(IMethodInvocation invocation, GetNextInterceptorHandler getNext)
{
int i = (int)invocation.Arguments[0].Value * 2;
invocation.Arguments[0].Value = i;
return(getNext()(invocation, getNext));
}
private async Task WrapNoReturnTask(IMethodInvocation input, GetNextInterceptorHandler getNext)
{
using (var scope = new TransactionScope(ScopeOption, CreateTransactionOptions(), TransactionScopeAsyncFlowOption.Enabled))
{
await(Task) getNext()(input, getNext).ReturnValue;
scope.Complete();
}
}
public IMethodReturn Invoke(IMethodInvocation invocation, GetNextInterceptorHandler getNext)
{
var result = getNext()(invocation, getNext);
if (result.Exception == null)
{
int output = (int)result.Outputs[0].Value * 3;
result.Outputs[0].Value = output;
}
return(result);
}
public IMethodReturn Invoke(IMethodInvocation invocation, GetNextInterceptorHandler getNext)
{
using (var scope = new TransactionScope(ScopeOption, CreateTransactionOptions()))
{
var ret = getNext()(invocation, getNext);
if (ret.Exception == null)
{
scope.Complete();
}
return(ret);
}
}
/// <summary>
/// Execute interceptor processing.
/// </summary>
/// <param name="invocation">Inputs to the current call to the target.</param>
/// <param name="getNext">Delegate to execute to get the next delegate in the interceptor chain.</param>
/// <returns>Return value from the target.</returns>
#if Net451
public IMethodReturn Invoke(IMethodInvocation invocation, GetNextInterceptorHandler getNext)
{
var method = (MethodInfo)invocation.Method;
if (method.ReturnType == typeof(Task))
{
return(invocation.CreateMethodReturn(WrapNoReturnTask(invocation, getNext)));
}
if (method.ReturnType.IsGenericType && method.ReturnType.GetGenericTypeDefinition() == typeof(Task <>))
{
var methodReturn = _genericWrapperMethod.MakeGenericMethod(method.ReturnType.GetGenericArguments()[0])
.Invoke(this, new object[] { invocation, getNext });
return(invocation.CreateMethodReturn(methodReturn));
}
using (var scope = new TransactionScope(ScopeOption, CreateTransactionOptions()))
{
var ret = getNext()(invocation, getNext);
if (ret.Exception == null)
{
scope.Complete();
}
return(ret);
}
}
