public static JN.ESB.Schemas.服务响应 CallRestfulService(CallState callState)
{
//--STEP.1.从CallState中获取到需要的信息
JN.ESB.Schemas.服务请求 request = callState.Request;
String message = callState.Request.消息内容;
BindingTemplate binding = callState.Binding;
String uri = callState.Binding.Address;
String contentType = String.Equals(callState.Request.消息编码, "XML", StringComparison.OrdinalIgnoreCase)
? EsbClient.CONTENT_TYPE_XML : EsbClient.CONTENT_TYPE_JSON;
String method = "POST";
//--STEP.2.根据method拼接URL
if (String.Equals(callState.Request.方法名称, "GET", StringComparison.OrdinalIgnoreCase))
{
if (!String.IsNullOrEmpty(message))
uri = uri + "/" + message;
method = "GET";
}
else
{
uri = uri + "/" + callState.Request.方法名称;
}
//--STEP.3.构造HTTP请求并调用RESTful服务
JN.ESB.Schemas.服务响应 response = new JN.ESB.Schemas.服务响应();
try
{
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.Accept = contentType;
webRequest.Method = method;
webRequest.ContentType = contentType;
//--STEP.3.1.如果是POST请求，则需要将消息内容发送出去
if (method == "POST" && !String.IsNullOrEmpty(message))
{
byte[] data = System.Text.Encoding.Default.GetBytes(message);
using (Stream stream = webRequest.GetRequestStream())
{
stream.Write(data, 0, data.Length);
}
}
//--STEP.3.2.获取到响应消息
callState.CallBeginTime = DateTime.Now;
HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();
using (Stream newstream = webResponse.GetResponseStream())
{
using (StreamReader srRead = new StreamReader(newstream, System.Text.Encoding.Default))
{
String outString = srRead.ReadToEnd();
callState.CallEndTime = DateTime.Now;
response.消息内容 = outString;
srRead.Close();
}
}
//--STEP.3.3.记录日志并返回ESB响应
LogUtil.AddAuditLog(
1
, binding
, callState.RequestBeginTime, callState.RequestEndTime, callState.CallBeginTime, callState.CallEndTime
, response.消息内容, request);
}
catch (Exception ex)
{
callState.CallEndTime = DateTime.Now;
String exMessage = String.Empty;
if (ex.InnerException != null)
exMessage = ex.InnerException.Message;
else
exMessage = ex.Message;
throw LogUtil.ExceptionAndLog(callState, "调用目标服务抛出异常", exMessage, binding, request);
}
return response;
}
/// <summary>
/// 将目标服务响应转换成标准的ESB响应
/// </summary>
/// <param name="target"></param>
/// <param name="type"></param>
/// <returns></returns>
private static JN.ESB.Schemas.服务响应 GetResponse(object target, Type type)
{
JN.ESB.Schemas.服务响应 response = new JN.ESB.Schemas.服务响应();
if (target != null)
{
response.消息内容 = type.InvokeMember("消息内容", BindingFlags.GetProperty, null, target, null) as String;
response.消息类型 = type.InvokeMember("消息类型", BindingFlags.GetProperty, null, target, null) as String;
response.返回消息编码 = type.InvokeMember("返回消息编码", BindingFlags.GetProperty, null, target, null) as String;
}
else
{
response.消息内容 = "返回消息为NULL";
response.消息类型 = String.Empty;
response.返回消息编码 = String.Empty;
}
response.返回服务时间 = DateTime.Now;
return response;
}
/// <summary>
/// 返回多个路由地址的默认响应
/// </summary>
/// <param name="target"></param>
/// <param name="type"></param>
/// <returns></returns>
private static JN.ESB.Schemas.服务响应 GetMultiResponse()
{
JN.ESB.Schemas.服务响应 response = new JN.ESB.Schemas.服务响应();
response.消息内容 = "此服务为发布订阅模式，请求已经交给ESB处理！";
response.消息类型 = String.Empty;
response.返回服务时间 = DateTime.Now;
response.返回消息编码 = String.Empty;
return response;
}
public static JN.ESB.Schemas.服务响应 CallWcfService(CallState callState)
{
//--STEP.1.从CallState中获取到需要的信息
JN.ESB.Schemas.服务请求 request = callState.Request;
String message = callState.Request.消息内容;
BindingTemplate binding = callState.Binding;
String uri = callState.Binding.Address;
//--STEP.3.构造HTTP请求并调用ASHX服务
JN.ESB.Schemas.服务响应 response = new JN.ESB.Schemas.服务响应();
try
{
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.Method = "POST";
webRequest.ContentType = "text/xml";
if (String.IsNullOrEmpty(callState.Request.方法名称))
{
throw LogUtil.ExceptionAndLog(callState, "WCF-HTTP服务的方法名称必须填写", "", binding, request);
}
else
{
webRequest.Headers.Add("SOAPAction", String.Format("{0}/{1}", EsbClient.COMPANY_URL, request.方法名称));
}
//--STEP.3.1.如果是POST请求，则需要将消息内容发送出去
if (!String.IsNullOrEmpty(message))
{
String reqMessage = CommonUtil.XmlEncoding(request.消息内容);
String soapMessage = String.Format(SOAP_MESSAGE_TEMPLATE, EsbClient.COMPANY_URL, reqMessage);
byte[] data = System.Text.Encoding.Default.GetBytes(soapMessage);
using (Stream stream = webRequest.GetRequestStream())
{
stream.Write(data, 0, data.Length);
}
}
//--STEP.3.2.获取到响应消息
callState.CallBeginTime = DateTime.Now;
HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();
using (Stream newstream = webResponse.GetResponseStream())
{
using (StreamReader srRead = new StreamReader(newstream, System.Text.Encoding.Default))
{
String outString = srRead.ReadToEnd();
callState.CallEndTime = DateTime.Now;
response.消息内容 = GetMessageFromSOAP(outString, "//" + callState.Request.方法名称 + "Result");
srRead.Close();
}
}
//--STEP.3.3.记录日志并返回ESB响应
LogUtil.AddAuditLog(
1
, binding
, callState.RequestBeginTime, callState.RequestEndTime, callState.CallBeginTime, callState.CallEndTime
, response.消息内容, request);
}
catch (Exception ex)
{
callState.CallEndTime = DateTime.Now;
String exMessage = String.Empty;
if (ex.InnerException != null)
exMessage = ex.InnerException.Message;
else
exMessage = ex.Message;
throw LogUtil.ExceptionAndLog(callState, "调用目标服务抛出异常", exMessage, binding, request);
}
return response;
}
