概述

简单示例

 

public class Post
{public int Id { get; set; }public string Title { get; set; }public string Author { get; set; }
}

public class Blog
{public List<Post> Posts { get; set; }
}

public class BlogHandler : IHttpHandler
{public void ProcessRequest(HttpContext context){context.Response.ContentType = "text/plain";List<Post> posts = new List<Post>(){new Post{ Id=1, Title="一步一步学Silverlight 2系列（13）：数据与通信之WebRequest", Author="TerryLee" },new Post{ Id=2, Title="一步一步学Silverlight 2系列（12）：数据与通信之WebClient", Author="TerryLee" },new Post{ Id=3, Title="一步一步学Silverlight 2系列（11）：数据绑定", Author="TerryLee" },new Post{ Id=4, Title="一步一步学Silverlight 2系列（10）：使用用户控件", Author="TerryLee" },new Post{ Id=5, Title="一步一步学Silverlight 2系列（9）：使用控件模板", Author="TerryLee" },new Post{ Id=6, Title="一步一步学Silverlight 2系列（8）：使用样式封装控件观感", Author="TerryLee" }};Blog blog = new Blog();blog.Posts = posts;context.Response.Write(JavaScriptConvert.SerializeObject(blog));}public bool IsReusable{get{return false;}}
}

 

 

 

private void UserControl_Loaded(object sender, RoutedEventArgs e)
{Uri endpoint = new Uri("http://localhost:8081/BlogHandler.ashx");WebRequest request = WebRequest.Create(endpoint);request.Method = "POST";request.ContentType = "application/x-www-form-urlencoded";request.BeginGetResponse(new AsyncCallback(ResponseReady), request);
}
void ResponseReady(IAsyncResult asyncResult)
{WebRequest request = asyncResult.AsyncState as WebRequest;WebResponse response = request.EndGetResponse(asyncResult);using (Stream responseStream = response.GetResponseStream()){DataContractJsonSerializer jsonSerializer = new DataContractJsonSerializer(typeof(Blog));Blog blog = jsonSerializer.ReadObject(responseStream) as Blog;Posts.ItemsSource = blog.Posts;}
}

 

 

结束语

本文出自 “TerryLee技术专栏” 博客，请务必保留此出处http://terrylee.blog.51cto.com/342737/67254

本文出自 51CTO.COM技术博客