void context_BeginRequest(object sender, EventArgs e)
{
HttpApplication application = sender as HttpApplication;
HttpContext context = application.Context;
HttpResponse response = context.Response;
//--记录服务开始时间
context.Response.AppendHeader(Constant.ESB_HEAD_SERVICE_BEGIN, DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.ffffff"));
//--记录传递过来的跟踪上下文
String traceContextString = context.Request.Headers[Constant.ESB_HEAD_TRACE_CONTEXT];
if (!String.IsNullOrEmpty(traceContextString))
{
String[] traceContextParams = traceContextString.Split(":");
ESBTraceContext traceContext = new ESBTraceContext(traceContextParams[0], Int32.Parse(traceContextParams[1]) + 1, traceContextParams[2]);
//--将跟踪上下文放入HttpContext,减少程序员传输的工作
context.Items[Constant.ESB_HEAD_TRACE_CONTEXT] = traceContext;
}
}
/// <summary>
/// 动态调用WebService主函数
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public static ESB.Core.Schema.务响应 DynamicalCallWebService(
Boolean needResponse
, ESB.Core.Schema.务请求 request
, List <BindingTemplate> bindings
, Int32 version
, EsbView_ServiceConfig serviceConfig
, AdvanceInvokeParam invokeParam)
{
//--记录接收时间并放在请求结束时间中，用于判读ESB在接到请求到开始调用的耗时
DateTime receiveDateTime = DateTime.Now;
//--验证并预处理请求参数
InvalidRequest(request);
//--获取跟踪上下文
ESBTraceContext esbTraceContext = GetEsbTraceContext();
//--获取到请求对应服务的绑定
BindingTemplate binding = LoadBalance.GetBinding(bindings, serviceConfig.HBPolicy);
//--构造调用参数
CallState state = new CallState()
{
Binding = binding,
ServiceConfig = serviceConfig,
InvokeParam = invokeParam,
Request = request,
RequestBeginTime = request.请求时间,
RequestEndTime = receiveDateTime,
TraceContext = esbTraceContext,
ServiceVersion = version,
MessageID = Guid.NewGuid().ToString()
};
return(CallService(state));
}
