C#通过Http发送Soap请求
2012-07-27 12:59
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/// <summary>
/// 发送SOAP请求,并返回响应xml
/// </summary>
/// <param name="url">请求地址</param>
/// <param name="datastr">SOAP请求信息</param>
/// <returns>返回响应信息</returns>
public static string GetSOAPReSource(string url, string datastr)
{
//发起请求
Uri uri = new Uri(url);
WebRequest webRequest = WebRequest.Create(uri);
webRequest.ContentType = "text/xml; charset=utf-8";
webRequest.Method = "POST";
using (Stream requestStream = webRequest.GetRequestStream())
{
byte[] paramBytes = Encoding.UTF8.GetBytes(datastr.ToString());
requestStream.Write(paramBytes, 0, paramBytes.Length);
}
//响应
WebResponse webResponse = webRequest.GetResponse();
using (StreamReader myStreamReader = new StreamReader(webResponse.GetResponseStream(), Encoding.UTF8))
{
string result = "";
return result=myStreamReader.ReadToEnd();
}
}
示例:调用webservice查询IP地址信息
webservice地址:http://www.wjg121.cn/Service/IPAddress.asmx?op=GetIPCountryAndLocal
static void Main(string[] args)
{
//构造soap请求信息
StringBuilder soap = new StringBuilder();
soap.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
soap.Append("<soap:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">");
soap.Append("<soap:Body>");
soap.Append("<GetIPCountryAndLocal xmlns=\"http://tempuri.org/\">");
soap.Append("<RequestIP>183.39.119.90</RequestIP>");
soap.Append("</GetIPCountryAndLocal>");
soap.Append("</soap:Body>");
soap.Append("</soap:Envelope>");
string url = "http://www.wjg121.cn/Service/IPAddress.asmx";
Console.WriteLine(WebServiceUtility.GetSOAPReSource(url,soap.ToString()));
Console.ReadKey();
}
//返回结果:
<?xml version="1.0" encoding="utf-8"?><soap:Envelope xmlns:soap="http://schemas.
xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance
" xmlns:xsd="http://www.w3.org/2001/XMLSchema"><soap:Body><GetIPCountryAndLocalR
esponse xmlns="http://tempuri.org/"><GetIPCountryAndLocalResult>广东省电信</GetI
PCountryAndLocalResult></GetIPCountryAndLocalResponse></soap:Body></soap:Envelop
e>
/// 发送SOAP请求,并返回响应xml
/// </summary>
/// <param name="url">请求地址</param>
/// <param name="datastr">SOAP请求信息</param>
/// <returns>返回响应信息</returns>
public static string GetSOAPReSource(string url, string datastr)
{
//发起请求
Uri uri = new Uri(url);
WebRequest webRequest = WebRequest.Create(uri);
webRequest.ContentType = "text/xml; charset=utf-8";
webRequest.Method = "POST";
using (Stream requestStream = webRequest.GetRequestStream())
{
byte[] paramBytes = Encoding.UTF8.GetBytes(datastr.ToString());
requestStream.Write(paramBytes, 0, paramBytes.Length);
}
//响应
WebResponse webResponse = webRequest.GetResponse();
using (StreamReader myStreamReader = new StreamReader(webResponse.GetResponseStream(), Encoding.UTF8))
{
string result = "";
return result=myStreamReader.ReadToEnd();
}
}
示例:调用webservice查询IP地址信息
webservice地址:http://www.wjg121.cn/Service/IPAddress.asmx?op=GetIPCountryAndLocal
static void Main(string[] args)
{
//构造soap请求信息
StringBuilder soap = new StringBuilder();
soap.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
soap.Append("<soap:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">");
soap.Append("<soap:Body>");
soap.Append("<GetIPCountryAndLocal xmlns=\"http://tempuri.org/\">");
soap.Append("<RequestIP>183.39.119.90</RequestIP>");
soap.Append("</GetIPCountryAndLocal>");
soap.Append("</soap:Body>");
soap.Append("</soap:Envelope>");
string url = "http://www.wjg121.cn/Service/IPAddress.asmx";
Console.WriteLine(WebServiceUtility.GetSOAPReSource(url,soap.ToString()));
Console.ReadKey();
}
//返回结果:
<?xml version="1.0" encoding="utf-8"?><soap:Envelope xmlns:soap="http://schemas.
xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance
" xmlns:xsd="http://www.w3.org/2001/XMLSchema"><soap:Body><GetIPCountryAndLocalR
esponse xmlns="http://tempuri.org/"><GetIPCountryAndLocalResult>广东省电信</GetI
PCountryAndLocalResult></GetIPCountryAndLocalResponse></soap:Body></soap:Envelop
e>
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