--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Deprecated/Platforms/Wasm/WasmWebService.h	Wed Apr 29 20:45:14 2020 +0200
@@ -0,0 +1,62 @@
+#pragma once
+
+#include "../../Framework/Deprecated/Toolbox/BaseWebService.h"
+#include <Core/OrthancException.h>
+
+namespace Deprecated
+{
+class WasmWebService : public BaseWebService
+{
+private:
+  static OrthancStone::MessageBroker *broker_;
+
+  // Private constructor => Singleton design pattern
+  WasmWebService(OrthancStone::MessageBroker &broker) : BaseWebService(broker)
+  {
+  }
+
+public:
+  static WasmWebService &GetInstance()
+  {
+    if (broker_ == NULL)
+    {
+      printf("WasmWebService::GetInstance(): broker not initialized\n");
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+    static WasmWebService instance(*broker_);
+    return instance;
+  }
+
+  static void SetBroker(OrthancStone::MessageBroker &broker)
+  {
+    broker_ = &broker;
+  }
+
+  virtual void PostAsync(const std::string &uri,
+                         const HttpHeaders &headers,
+                         const std::string &body,
+                         Orthanc::IDynamicObject *payload,
+                         OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage> *successCallable,
+                         OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage> *failureCallable = NULL,
+                         unsigned int timeoutInSeconds = 60);
+
+  virtual void DeleteAsync(const std::string &uri,
+                           const HttpHeaders &headers,
+                           Orthanc::IDynamicObject *payload,
+                           OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage> *successCallable,
+                           OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage> *failureCallable = NULL,
+                           unsigned int timeoutInSeconds = 60);
+
+protected:
+  virtual void GetAsyncInternal(const std::string &uri,
+                                const HttpHeaders &headers,
+                                Orthanc::IDynamicObject *payload,
+                                OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage> *successCallable,
+                                OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage> *failureCallable = NULL,
+                                unsigned int timeoutInSeconds = 60);
+
+  virtual void NotifyHttpSuccessLater(boost::shared_ptr<BaseWebService::CachedHttpRequestSuccessMessage> cachedHttpMessage,
+                                      Orthanc::IDynamicObject *payload, // takes ownership
+                                      OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage> *successCallback);
+};
+} // namespace Deprecated