/// <summary>
/// Generates a compiled method to run a Handler.
/// </summary>
/// <returns>A compiled delegate to run the Handler asynchronously.</returns>
public Func<IContext, Task> BuildAsyncRunMethod()
{
var blocks = new List<object>();
blocks.AddRange(CreateBlocks(GetSetupBehaviorInfos()));
var second = new HandlerBlock(_handlerType, GetRunMethod());
blocks.Add(second);
blocks.AddRange(CreateBlocks(GetResponseBehaviorInfos()));
var outputs = GetOutputBehaviorInfos().ToList();
if (outputs.Count > 0)
{
blocks.AddRange(CreateBlocks(outputs));
}
else
{
var writeViewBlock = new PipelineBlock();
writeViewBlock.Add(typeof(WriteView).GetMethod("Impl", BindingFlags.Static | BindingFlags.Public));
blocks.Add(writeViewBlock);
}
var call = BuildCallExpression(blocks);
var setCookieProperties = CookiePropertySetter.GetCookiePropertySetters(_handlerType, _handler, _context);
var setPropertyCookies = PropertyCookieSetter.GetPropertyCookieSetters(_handlerType, _handler, _context);
var createHandler = BuildCreateHandlerExpression();
var lambdaBlock = Expression.Block(new[] { _handler }, new[] { createHandler, call });
var lambda = Expression.Lambda(lambdaBlock, _context);
return (Func<IContext, Task>) lambda.Compile();
}
/// <summary>
/// Generates a compiled method to run a Handler.
/// </summary>
/// <returns>A compiled delegate to run the Handler asynchronously.</returns>
public Func <IContext, HandlerInfo, Task> BuildAsyncRunMethod(string httpMethod)
{
var blocks = new List <object>();
blocks.AddRange(CreateBlocks(GetSetupBehaviorInfos()));
var setCookieProperties = CookiePropertySetter.GetCookiePropertySetters(_handlerType, _handler, _context);
blocks.AddRange(setCookieProperties);
var second = new HandlerBlock(_handlerType, GetRunMethod(httpMethod));
blocks.Add(second);
var setPropertyCookies = PropertyCookieSetter.GetPropertyCookieSetters(_handlerType, _handler, _context);
blocks.AddRange(setPropertyCookies);
var redirectBehavior = new ResponseBehaviorInfo(typeof(object), typeof(Redirect2), Priority.High)
{
Universal = true
};
blocks.AddRange(CreateBlocks(GetResponseBehaviorInfos(redirectBehavior)));
var outputs = GetOutputBehaviorInfos().ToList();
if (outputs.Count > 0)
{
blocks.AddRange(CreateBlocks(outputs));
}
else
{
var writeViewBlock = new PipelineBlock();
writeViewBlock.Add(typeof(WriteView).GetMethod("Impl", BindingFlags.Static | BindingFlags.Public));
blocks.Add(writeViewBlock);
}
var call = BuildCallExpression(blocks);
var createHandler = BuildCreateHandlerExpression();
var lambdaBlock = Expression.Block(new[] { _handler }, new[] { createHandler, call });
var lambda = Expression.Lambda(lambdaBlock, _context, _handlerInfoVariable);
return((Func <IContext, HandlerInfo, Task>)lambda.Compile());
}
private static IEnumerable<PipelineBlock> CreateBlocks(IEnumerable<BehaviorInfo> behaviorInfos)
{
var pipelineBlock = new PipelineBlock();
foreach (var behaviorInfo in behaviorInfos)
{
var method = behaviorInfo.GetMethod();
pipelineBlock.Add(method);
if (method.ReturnType != typeof(void))
{
yield return pipelineBlock;
pipelineBlock = new PipelineBlock();
}
}
if (pipelineBlock.Any)
{
yield return pipelineBlock;
}
}
private static IEnumerable <PipelineBlock> CreateBlocks(IEnumerable <BehaviorInfo> behaviorInfos)
{
var pipelineBlock = new PipelineBlock();
foreach (var behaviorInfo in behaviorInfos)
{
var method = behaviorInfo.GetMethod();
pipelineBlock.Add(method);
if (method.ReturnType != typeof(void))
{
yield return(pipelineBlock);
pipelineBlock = new PipelineBlock();
}
}
if (pipelineBlock.Any)
{
yield return(pipelineBlock);
}
}
