instantiate different inherited class at bcp that provides all data

Library/OSRM.cpp

@@ -20,80 +20,97 @@ or see http://www.gnu.org/licenses/agpl.txt.
 
 #include "OSRM.h"
 
-OSRM::OSRM(const char * server_ini_path) {
+OSRM::OSRM(const char * server_ini_path, const bool use_shared_memory)
-    if( !testDataFile(server_ini_path) ){
+ :  use_shared_memory(use_shared_memory)
-        std::string error_message = std::string(server_ini_path) + " not found";
+{
-        throw OSRMException(error_message.c_str());
+    if( !use_shared_memory ) {
+        if( !testDataFile(server_ini_path) ){
+            std::string error_message = std::string(server_ini_path) + " not found";
+            throw OSRMException(error_message.c_str());
+        }
+
+        IniFile serverConfig(server_ini_path);
+
+        boost::filesystem::path base_path =
+                   boost::filesystem::absolute(server_ini_path).parent_path();
+
+        if ( !serverConfig.Holds("hsgrData")) {
+            throw OSRMException("no ram index file name in server ini");
+        }
+        if ( !serverConfig.Holds("ramIndex") ) {
+            throw OSRMException("no mem index file name in server ini");
+        }
+        if ( !serverConfig.Holds("fileIndex") ) {
+            throw OSRMException("no nodes file name in server ini");
+        }
+        if ( !serverConfig.Holds("nodesData") ) {
+            throw OSRMException("no nodes file name in server ini");
+        }
+        if ( !serverConfig.Holds("edgesData") ) {
+            throw OSRMException("no edges file name in server ini");
+        }
+
+        boost::filesystem::path hsgr_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("hsgrData"),
+                base_path
+        );
+
+        boost::filesystem::path ram_index_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("ramIndex"),
+                base_path
+        );
+
+        boost::filesystem::path file_index_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("fileIndex"),
+                base_path
+        );
+
+        boost::filesystem::path node_data_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("nodesData"),
+                base_path
+        );
+        boost::filesystem::path edge_data_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("edgesData"),
+                base_path
+        );
+        boost::filesystem::path name_data_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("namesData"),
+                base_path
+        );
+        boost::filesystem::path timestamp_path = boost::filesystem::absolute(
+                serverConfig.GetParameter("timestamp"),
+                base_path
+        );
+
+        objects = new QueryObjectsStorage(
+            hsgr_path.string(),
+            ram_index_path.string(),
+            file_index_path.string(),
+            node_data_path.string(),
+            edge_data_path.string(),
+            name_data_path.string(),
+            timestamp_path.string()
+        );
+
+        RegisterPlugin(new HelloWorldPlugin());
+        RegisterPlugin(new LocatePlugin(objects));
+        RegisterPlugin(new NearestPlugin(objects));
+        RegisterPlugin(new TimestampPlugin(objects));
+        RegisterPlugin(new ViaRoutePlugin(objects));
+
+    } else {
+        //TODO: fetch pointers from shared memory
+
+        //TODO: objects = new QueryObjectsStorage()
+
+        //TODO: generate shared memory plugins
+        RegisterPlugin(new HelloWorldPlugin());
+        RegisterPlugin(new LocatePlugin(objects));
+        RegisterPlugin(new NearestPlugin(objects));
+        RegisterPlugin(new TimestampPlugin(objects));
+        RegisterPlugin(new ViaRoutePlugin(objects));
+
     }
-
-    IniFile serverConfig(server_ini_path);
-
-    boost::filesystem::path base_path =
-               boost::filesystem::absolute(server_ini_path).parent_path();
-
-    if ( !serverConfig.Holds("hsgrData")) {
-        throw OSRMException("no ram index file name in server ini");
-    }
-    if ( !serverConfig.Holds("ramIndex") ) {
-        throw OSRMException("no mem index file name in server ini");
-    }
-    if ( !serverConfig.Holds("fileIndex") ) {
-        throw OSRMException("no nodes file name in server ini");
-    }
-    if ( !serverConfig.Holds("nodesData") ) {
-        throw OSRMException("no nodes file name in server ini");
-    }
-    if ( !serverConfig.Holds("edgesData") ) {
-        throw OSRMException("no edges file name in server ini");
-    }
-
-    boost::filesystem::path hsgr_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("hsgrData"),
-            base_path
-    );
-
-    boost::filesystem::path ram_index_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("ramIndex"),
-            base_path
-    );
-
-    boost::filesystem::path file_index_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("fileIndex"),
-            base_path
-    );
-
-    boost::filesystem::path node_data_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("nodesData"),
-            base_path
-    );
-    boost::filesystem::path edge_data_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("edgesData"),
-            base_path
-    );
-    boost::filesystem::path name_data_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("namesData"),
-            base_path
-    );
-    boost::filesystem::path timestamp_path = boost::filesystem::absolute(
-            serverConfig.GetParameter("timestamp"),
-            base_path
-    );
-
-    objects = new QueryObjectsStorage(
-        hsgr_path.string(),
-        ram_index_path.string(),
-        file_index_path.string(),
-        node_data_path.string(),
-        edge_data_path.string(),
-        name_data_path.string(),
-        timestamp_path.string()
-    );
-
-    RegisterPlugin(new HelloWorldPlugin());
-    RegisterPlugin(new LocatePlugin(objects));
-    RegisterPlugin(new NearestPlugin(objects));
-    RegisterPlugin(new TimestampPlugin(objects));
-    RegisterPlugin(new ViaRoutePlugin(objects));
 }
 
 OSRM::~OSRM() {

Library/OSRM.h

@@ -47,12 +47,13 @@ class OSRM : boost::noncopyable {
     typedef boost::unordered_map<std::string, BasePlugin *> PluginMap;
     QueryObjectsStorage * objects;
 public:
-    OSRM(const char * server_ini_path);
+    OSRM(const char * server_ini_path, const bool use_shared_memory = false);
     ~OSRM();
     void RunQuery(RouteParameters & route_parameters, http::Reply & reply);
 private:
     void RegisterPlugin(BasePlugin * plugin);
     PluginMap pluginMap;
+    const bool use_shared_memory;
 };
 
 #endif //OSRM_H