adding MsgArchiversJson to read and write from to request

allowing different types of json parsers

CMakeLists.txt

@@ -3,7 +3,7 @@ project(Microservice)
 # version stuff
 set (Microservice_VERSION_MAJOR 1)
 set (Microservice_VERSION_MINOR 4)
-set (Microservice_VERSION_PATCH 0)
+set (Microservice_VERSION_PATCH 1)
 set(Microservice_VERSION_STRING ${Microservice_VERSION_MAJOR}.${Microservice_VERSION_MINOR}.${Microservice_VERSION_PATCH})
 
 # type build flags 

src/common/Microservice_Iface.cpp

@@ -67,6 +67,7 @@ bool IContainer::ReadObjectFromRequest(nsMicroservice_Iface::IRequest *pti_Reque
     return false;
 }
 
+
 void ICommandClient::GetMetrics(std::map<std::string, long> &metrics_map) {
     AddCounters(metrics_map, "create", create_counters_);
     AddCounters(metrics_map, "read", read_counters_);

src/common/Microservice_Iface.h

@@ -18,6 +18,7 @@
 #include "common/Microservice_Defines.h"
 #include "common/MSTypes.h"
 #include "params/MSCommandParams.h"
+#include "json.hpp"
 #include <boost/function.hpp>
 #include <cereal/archives/json.hpp>
 #include <atomic>
@@ -341,6 +342,7 @@ namespace nsMicroservice_Iface
 
 	};
 
+
 	/**
      * this interface defines the basic operations
      * required from the container implementor
@@ -374,6 +376,30 @@ namespace nsMicroservice_Iface
          * @return
          */
 		virtual bool ReadObjectFromRequest(nsMicroservice_Iface::IRequest* pti_Request,rapidjson::Document& t_ObjectDoc);
+/**
+         * reading the object from the request body json
+         * @param req
+         * @param ObjClass
+         * @return
+         */
+		template <typename Msg>
+		bool ReadObjectFromRequest(nsMicroservice_Iface::IRequest* pti_Request, IMsgArchiver<Msg>& archiver, Msg& outMsg){
+			const char* pba_Content = pti_Request->GetContent();
+			if (pba_Content)
+			{
+				std::string inStr = std::string(pba_Content);
+				return archiver.parse(inStr,outMsg).IsSuccess();
+			}
+			return false;
+		}
+
+		template <typename Msg>
+		void WriteObjectToResponse(nsMicroservice_Iface::IResponse* pti_Response,IMsgArchiver<Msg>& archiver, Msg& inMsg){
+			std::string outStr;
+			if (archiver.build(inMsg,outStr).IsSuccess()){
+				pti_Response->Send(outStr.c_str());
+			}
+		}
 
 		////////// PUB/SUB ////////////////////////////////
 		/**

src/handlers/Microservice_RestHandler.h

@@ -10,6 +10,7 @@
 
 #include <writer.h> //rapidjson writer
 #include <common/Microservice_RequestContext.h>
+#include "common/json.hpp"
 
 class cMicroservice_App;
 
@@ -58,9 +59,21 @@ public:
     return pc_reqCtx->mpti_Container->ReadObjectFromRequest(pc_reqCtx->mpti_Request,t_ObjectDoc);
   }
 
-  /**
-   * reload work data
-   */
+    template <typename Msg>
+    bool ReadObjectFromRequest(cMicroservice_RequestContext* pc_reqCtx, nsMicroservice_Iface::IMsgArchiver<Msg>& archiver, Msg& outMsg)
+    {
+        return pc_reqCtx->mpti_Container->ReadObjectFromRequest(pc_reqCtx->mpti_Request,archiver, outMsg);
+    }
+
+    template <typename Msg>
+    void WriteObjectToResponse(cMicroservice_RequestContext* pc_reqCtx, nsMicroservice_Iface::IMsgArchiver<Msg>& archiver, Msg& inMsg)
+    {
+        pc_reqCtx->mpti_Container->WriteObjectToResponse(pc_reqCtx->mpti_Response, archiver,inMsg);
+    }
+
+    /**
+     * reload work data
+     */
   //virtual void Reload() {}
   /**
    * initialize the handler here

src/impl/MsgArchiverJsonImpl.h

+//
+// Created by amir on 21/06/17.
+//
+
+#ifndef MICROSERVICE_IMSGARCHIVERJSONIMPL_H
+#define MICROSERVICE_IMSGARCHIVERJSONIMPL_H
+
+#include "common/json.hpp"
+
+class MsgArchiverJsonLohmann: public nsMicroservice_Iface::IMsgArchiver<nlohmann::json> {
+public:
+    virtual MSRetStat parse(std::string &inStr, nlohmann::json &outMsg) override {
+        MSRetStat retStat;
+        try {
+            outMsg = nlohmann::json::parse(inStr);
+            if (outMsg.empty())
+                retStat.SetError("Failed in parsing json");
+        }
+        catch (std::exception exp){
+            retStat.SetError(exp.what());
+        }
+        return retStat;
+    }
+
+    virtual MSRetStat build(nlohmann::json &inMsg, std::string &outStr) override {
+        MSRetStat retStat;
+        try {
+            outStr = inMsg.dump();
+        }
+        catch (std::exception exp){
+            retStat.SetError(exp.what());
+        }
+        return retStat;
+    }
+};
+
+class MsgArchiverRapidJson: public nsMicroservice_Iface::IMsgArchiver<rapidjson::Document> {
+public:
+    virtual MSRetStat parse(std::string &inStr, rapidjson::Document &outMsg) override {
+        MSRetStat retStat;
+        try {
+            if (outMsg.Parse<0>(inStr.c_str()).HasParseError())
+                retStat.SetError("Failed in parsing json");
+        }
+        catch (std::exception exp){
+            retStat.SetError(exp.what());
+        }
+        return retStat;
+    }
+
+    virtual MSRetStat build(rapidjson::Document &inMsg, std::string &outStr) override {
+        MSRetStat retStat;
+        try {
+            std::ostringstream c_OutputStream;
+            if(!inMsg.IsNull()) {
+                rapidjson::StringBuffer buffer;
+                rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
+                inMsg.Accept(writer);
+                outStr.assign(buffer.GetString());
+            } else {
+                retStat.SetError("Null Object");
+            }
+        }
+        catch (std::exception exp){
+            retStat.SetError(exp.what());
+        }
+        return retStat;
+    }
+};
+
+
+
+#endif //MICROSERVICE_IMSGARCHIVERJSONIMPL_H

src/impl/servers/Microservice_IRestServerZmqImpl.h

@@ -33,7 +33,7 @@ public:
     void Send(const char* response) override {
         if (p_respConnection_) {
         /**
-         * buidling restresponse msg
+         * building restresponse msg
          */
             respBuilder_.Clear();
             auto restResponse = common::context::CreateRestResponseDirect(respBuilder_,rcid_,response);

test/Microservice_ClientTest.cpp

@@ -23,6 +23,7 @@
 #include <utils/ServerFactory.h>
 #include <impl/servers/Microservice_IRestServerZmqImpl.h>
 #include <common/Microservice_RestResponse.h>
+#include <impl/MsgArchiverJsonImpl.h>
 
 static const char *const PUBSUBHOST = "zmqpubsub";
 
@@ -151,7 +152,7 @@ void pubsubtest(cMicroservice_Client *p_Client) {
 
 }
 
-#include "json.hpp"
+#include "common/json.hpp"
 
 // for convenience
 using json = nlohmann::json;
@@ -265,9 +266,28 @@ void testSerializations() {
     }
 }
 
+/**
+ * Last output:
+ *  Testing 1000000 with map serialization json took: 5556msec
+ *  Testing 1000000 with rapid json took: 21233msec
+ *  Testing 1000000 with nlohman json took: 22968msec
+ */
 
 void testJsons()
 {
+    MsgArchiverJsonLohmann archiverJsonLohmann;
+    MsgArchiverRapidJson archiverRapidJson;
+    json json1;
+
+    auto inStr = std::string(JSON_CONTENT);
+    archiverJsonLohmann.parse(inStr, json1);
+    std::string outStr;
+    archiverJsonLohmann.build(json1,outStr);
+
+    rapidjson::Document rpj_Doc;
+    archiverRapidJson.parse(inStr, rpj_Doc);
+    archiverRapidJson.build(rpj_Doc,outStr);
+
     std::cout <<" Testing " << ITERATIONS << " with map serialization json took: " << CommonUtils::measureFunc<>(testSerializations) << "msec" << '\n';
 
     std::cout <<" Testing " << ITERATIONS << " with rapid json took: " << CommonUtils::measureFunc<>(testRapidJson) << "msec" << '\n';
@@ -410,9 +430,11 @@ void SendZmqRestRequests(const Microservice_App &msApp, cMicroservice_Client *p_
 
 int main(int argc, char *argv[])
 {
-    runRestZmqTest();
+    //runRestZmqTest();
    // testCaches();
-   // testJsons();
+   testJsons();
+
+
 
   //runTest();
   //runPubSubTest();

test/Microservice_Test.cpp

@@ -26,7 +26,9 @@
 #include <common/Microservice_RestResponse.h>
 #include <utils/ServerFactory.h>
 #include <utils/ClientFactory.h>
+#include <impl/MsgArchiverJsonImpl.h>
 #include "Microservice_ZMQTest.cpp"
+#include "common/json.hpp"
 
 static const char *const START = "Start";
 static const char *const STOP = "Stop";
@@ -78,11 +80,15 @@ public:
             //   CreateSync(pc_reqCtx);
         }
         else {
-            rapidjson::Document rpj_Doc;
-            if (this->ReadObjectFromRequest(pc_reqCtx,rpj_Doc) )
-                this->WriteObjectToResponse(pc_reqCtx,rpj_Doc);
-            else
-                this->SendErrorResp(pc_reqCtx,"Error in parsing json");
+            MsgArchiverJsonLohmann archiverJsonLohmann;
+            nlohmann::json outMsg;
+            if (this->ReadObjectFromRequest<>(pc_reqCtx,archiverJsonLohmann,outMsg))
+                this->WriteObjectToResponse<>(pc_reqCtx,archiverJsonLohmann,outMsg);
+//            rapidjson::Document rpj_Doc;
+//            if (this->ReadObjectFromRequest(pc_reqCtx,rpj_Doc) )
+//                this->WriteObjectToResponse(pc_reqCtx,rpj_Doc);
+//            else
+//                this->SendErrorResp(pc_reqCtx,"Error in parsing json");
         }
     }