1 files changed, 73 insertions, 0 deletions
diff --git a/src/uscxml/Factory.h b/src/uscxml/Factory.h
new file mode 100644
index 0000000..f1840c6
--- /dev/null
+++ b/src/uscxml/Factory.h
@@ -0,0 +1,73 @@
+#ifndef FACTORY_H_5WKLGPRB
+#define FACTORY_H_5WKLGPRB
+
+#include "uscxml/Message.h"
+
+#include <string>
+
+namespace uscxml {
+
+	class Interpreter;
+
+  class ExecutableContent {
+  public:
+    ExecutableContent() {};
+    virtual ExecutableContent* create(Interpreter* interpreter) = 0;
+  };
+
+  class IOProcessor {
+  public:
+    IOProcessor() {};
+    virtual ~IOProcessor() {};
+    virtual IOProcessor* create(Interpreter* interpreter) = 0;
+
+    virtual std::string getURL() = 0;
+    virtual void send(SendRequest& req) = 0;
+    virtual void invoke(InvokeRequest& req) = 0;
+    virtual void cancel(const std::string sendId) = 0;
+  };
+  
+  class DataModel {
+	public:
+    virtual DataModel* create(Interpreter* interpreter) = 0;
+
+    virtual bool validate(const std::string& location, const std::string& schema) = 0;
+    virtual void setEvent(Event& event) = 0;
+    virtual void setData(const std::string& key, Data& event) = 0;
+
+    // foreach
+    virtual uint32_t getLength(const std::string& expr) = 0;
+    virtual void pushContext() = 0;
+    virtual void popContext() = 0;
+    
+    virtual void eval(const std::string& expr) = 0;
+    virtual std::string evalAsString(const std::string& expr) = 0;
+    virtual bool evalAsBool(const std::string& expr) = 0;
+    virtual void assign(const std::string& location, const std::string& expr) = 0;    
+  };
+  
+  class Factory {
+  public:
+    static void registerIOProcessor(const std::string type, IOProcessor* ioProcessor);
+    static void registerDataModel(const std::string type, DataModel* dataModel);
+    static void registerExecutableContent(const std::string tag, ExecutableContent* executableContent);
+    
+    static DataModel* getDataModel(const std::string type, Interpreter* interpreter);
+    static IOProcessor* getIOProcessor(const std::string type, Interpreter* interpreter);
+    static ExecutableContent* getExecutableContent(const std::string tag, Interpreter* interpreter);
+    static Factory* getInstance();
+
+		std::map<std::string, DataModel*> _dataModels;
+		std::map<std::string, IOProcessor*> _ioProcessors;
+		std::map<std::string, ExecutableContent*> _executableContent;
+
+  protected:
+    Factory();
+    static Factory* _instance;
+
+  };
+
+
+}
+
+#endif /* end of include guard: FACTORY_H_5WKLGPRB */