这里我从我的Web应用程序调用Restful WCF服务,我不知道如何在此对象中传递对象作为参数。这是我的客户代码:
protected void Button1_Click(object sender, EventArgs e)
{
UserInputParameters stdObj = new UserInputParameters
{
AssociateRefId = "323",
CpecialLoginId = "a@gmail.com",
PartnerId = "aaaa",
FirstName = "aaaa",
LastName = "bbbb",
Comments = "dsada",
CreatedDate = "2013-02-25 15:25:47.077",
Token = "asdadsadasd"
};
string url = "http://localhost:13384/LinkService.svc/TokenInsertion";
try
{
ASCIIEncoding encoding = new ASCIIEncoding();
System.Net.WebRequest webReq = System.Net.WebRequest.Create(url);
webReq.Method = "POST";
webReq.ContentType = "application/json; charset=utf-8";
DataContractJsonSerializer ser = new DataContractJsonSerializer(stdObj.GetType());
StreamWriter writer = new StreamWriter(webReq.GetRequestStream());
writer.Close();
webReq.Headers.Add("URL", "http://localhost:13381/IntegrationCheck/Default.aspx");
System.Net.WebResponse webResp = webReq.GetResponse();
System.IO.StreamReader sr = new System.IO.StreamReader(webResp.GetResponseStream());
string s = sr.ReadToEnd().Trim();
}
catch (Exception ex)
{
}
}
我的服务方法:
public string UserdetailInsertion(UserInputParameters userInput)
答案 0 :(得分:9)
您必须以格式解析对象并将其写入RequestStream。
你的班级
[Serializable]
class UserInputParameters {
"your properties etc"
};
序列化对象的代码
private void SendData(UserInputParameters stdObj) {
DataContractJsonSerializer ser = new DataContractJsonSerializer(stdObj.GetType());
StreamWriter writer = new StreamWriter(webReq.GetRequestStream());
JavaScriptSerializer jss = new JavaScriptSerializer();
// string yourdata = jss.Deserialize<UserInputParameters>(stdObj);
string yourdata = jss.Serialize(stdObj);
writer.Write(yourdata);
writer.Close();
}
这应该是诀窍。
类JavaScriptSerializer
位于名称空间System.Web.Script.Serialization
中,可以在程序集中找到System.Web.Extensions (in System.Web.Extensions.dll)
这里是MSDN文章:http://msdn.microsoft.com/en-us/library/bb337131.aspx
答案 1 :(得分:0)
我们不能使用C#中的WebRequest类从服务器端代码向远程服务器发送对象数据,因为我们只能将流数据发送到远程服务器,并且内存中的对象表示不是stream.Hence在发送我们需要的对象之前将它序列化为流,然后我们就可以将它发送到远程服务器.Below是完整的代码。
namespace SendData
{
public class SendObjectData
{
static void Main(string[] args)
{
Employee emp = new Employee();
emp.EmpName = "Raju";
emp.Age = 30;
emp.Profession = "Teacher";
POST(emp);
}
// This method post the object data to the specified URL.
public static void POST(Employee objEmployee)
{
//Serialize the object into stream before sending it to the remote server
MemoryStream memmoryStream = new MemoryStream();
BinaryFormatter binayformator = new BinaryFormatter();
binayformator.Serialize(memmoryStream, objEmployee);
//Cretae a web request where object would be sent
WebRequest objWebRequest = WebRequest.Create(@"http://localhost/XMLProvider/XMLProcessorHandler.ashx");
objWebRequest.Method = "POST";
objWebRequest.ContentLength = memmoryStream.Length;
// Create a request stream which holds request data
Stream reqStream = objWebRequest.GetRequestStream();
//Write the memory stream data into stream object before send it.
byte[] buffer = new byte[memmoryStream.Length];
int count = memmoryStream.Read(buffer, 0, buffer.Length);
reqStream.Write(buffer, 0, buffer.Length);
//Send a request and wait for response.
try
{
WebResponse objResponse = objWebRequest.GetResponse();
//Get a stream from the response.
Stream streamdata = objResponse.GetResponseStream();
//read the response using streamreader class as stream is read by reader class.
StreamReader strReader = new StreamReader(streamdata);
string responseData = strReader.ReadToEnd();
}
catch (WebException ex) {
throw ex;
}
}
}
// This is an object that needs to be sent.
[Serializable]
public class Employee
{
public string EmpName { get; set; }
public int Age { get; set; }
public string Profession { get; set; }
}
}