add

+ /**************************************************************************
+ * file:              dmpwfs.cpp
+ 
+ * Author:            wanzhongping
+ * Date:              2021-02-05 15:22:00
+ * Email:             zhongpingw@chinadci.com
+ * copyright:         广州城市信息研究所有限公司
+ ***************************************************************************/
+ 
+
+ #include <string>
+#include "dmpmodule.h"
+#include <boost/dll/alias.hpp> // for BOOST_DLL_ALIAS
+#include <boost/filesystem.hpp>
+#include <boost/function.hpp>
+#include <boost/make_shared.hpp>
+using namespace std;
+
+namespace DmpWfs
+{
+  class Service : public DmpService
+  {
+  public:
+    Service() {
+       std::cout << "Constructing WfsService" << std::endl;
+    }
+
+     ~Service() {
+        std::cout << "Destructing WfsService" << std::endl;
+    }
+
+    string Name() const override { return string("WFS"); }
+    string Version() const override { return string("1.0.0"); }
+
+    bool AllowMethod() const override
+    {
+      return true;
+    }
+
+    void ExecuteRequest(const DmpServerRequest &request,  DmpServerResponse &response) override
+    {
+      std::string url  = request.url();
+
+      response.Write("hello, wfs");
+    }
+    
+  };
+
+
+  class DmpWfsModule : public DmpServiceModule
+  {
+  public:
+    void RegisterSelf(DmpServiceRegistry &registry) override
+    {
+      cout<<"WFSModule::registerSelf called" <<endl;
+      registry.RegisterService(make_shared<DmpWfs::Service>());
+    }
+  };
+
+  shared_ptr<DmpServiceModule> Create()
+  {
+    return make_shared<DmpWfsModule>();
+  }
+}
+BOOST_DLL_ALIAS(DmpWfs::Create, service_module)