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#ifndef FACTORY_H_5WKLGPRB
#define FACTORY_H_5WKLGPRB
#include "uscxml/Message.h"
#ifdef BUILD_AS_PLUGINS
#include "Pluma/Pluma.hpp"
#endif
#include <string>
#include <set>
#include <boost/shared_ptr.hpp>
namespace uscxml {
// see http://stackoverflow.com/questions/228005/alternative-to-itoa-for-converting-integer-to-string-c
template <typename T> std::string toStr(T tmp) {
std::ostringstream out;
out << tmp;
return out.str();
}
template <typename T> T strTo(std::string tmp) {
T output;
std::istringstream in(tmp);
in >> output;
return output;
}
class Interpreter;
#if 0
class ExecutableContent {
public:
ExecutableContent() {};
virtual boost::shared_ptr<ExecutableContentImpl>* create(Interpreter* interpreter) = 0;
};
#endif
class IOProcessorImpl {
public:
IOProcessorImpl() {};
virtual ~IOProcessorImpl() {};
virtual boost::shared_ptr<IOProcessorImpl> create(Interpreter* interpreter) = 0;
virtual std::set<std::string> getNames() = 0;
virtual void setInterpreter(Interpreter* interpreter) {
_interpreter = interpreter;
}
virtual Data getDataModelVariables() = 0;
virtual void send(const SendRequest& req) = 0;
virtual void runOnMainThread() {};
protected:
Interpreter* _interpreter;
};
class IOProcessor {
public:
IOProcessor() : _impl() {}
IOProcessor(boost::shared_ptr<IOProcessorImpl> const impl) : _impl(impl) { }
IOProcessor(const IOProcessor& other) : _impl(other._impl) { }
virtual ~IOProcessor() {};
operator bool() const { return _impl;}
bool operator< (const IOProcessor& other) const { return _impl < other._impl; }
bool operator==(const IOProcessor& other) const { return _impl == other._impl; }
bool operator!=(const IOProcessor& other) const { return _impl != other._impl; }
IOProcessor& operator= (const IOProcessor& other) { _impl = other._impl; return *this; }
virtual Data getDataModelVariables() const { return _impl->getDataModelVariables(); };
virtual void send(const SendRequest& req) { return _impl->send(req); };
virtual void runOnMainThread() { return _impl->runOnMainThread(); }
protected:
boost::shared_ptr<IOProcessorImpl> _impl;
};
class InvokerImpl : public IOProcessorImpl {
public:
virtual void invoke(const InvokeRequest& req) = 0;
virtual void sendToParent(const SendRequest& req) = 0;
virtual boost::shared_ptr<IOProcessorImpl> create(Interpreter* interpreter) = 0;
};
class Invoker : public IOProcessor {
public:
Invoker() : _impl() {}
Invoker(boost::shared_ptr<InvokerImpl> const impl) : IOProcessor(impl), _impl(impl) { }
Invoker(const Invoker& other) : IOProcessor(other._impl), _impl(other._impl) { }
virtual ~Invoker() {};
operator bool() const { return _impl;}
bool operator< (const Invoker& other) const { return _impl < other._impl; }
bool operator==(const Invoker& other) const { return _impl == other._impl; }
bool operator!=(const Invoker& other) const { return _impl != other._impl; }
Invoker& operator= (const Invoker& other) {
_impl = other._impl;
IOProcessor::_impl = _impl;
return *this;
}
virtual void invoke(InvokeRequest& req) { _impl->invoke(req); }
virtual void sendToParent(SendRequest& req) { _impl->sendToParent(req); }
protected:
boost::shared_ptr<InvokerImpl> _impl;
};
class DataModelImpl {
public:
virtual ~DataModelImpl() {}
virtual boost::shared_ptr<DataModelImpl> create(Interpreter* interpreter) = 0;
virtual std::set<std::string> getNames() = 0;
virtual bool validate(const std::string& location, const std::string& schema) = 0;
virtual void setEvent(const Event& event) = 0;
virtual Data getStringAsData(const std::string& content) = 0;
virtual void registerIOProcessor(const std::string& name, const IOProcessor& ioprocessor) = 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;
virtual void assign(const std::string& location, const Data& data) = 0;
};
class DataModel {
public:
DataModel() : _impl() {}
DataModel(boost::shared_ptr<DataModelImpl> const impl) : _impl(impl) { }
DataModel(const DataModel& other) : _impl(other._impl) { }
virtual ~DataModel() {};
operator bool() const { return _impl;}
bool operator< (const DataModel& other) const { return _impl < other._impl; }
bool operator==(const DataModel& other) const { return _impl == other._impl; }
bool operator!=(const DataModel& other) const { return _impl != other._impl; }
DataModel& operator= (const DataModel& other) { _impl = other._impl; return *this; }
virtual bool validate(const std::string& location, const std::string& schema) { return _impl->validate(location, schema); }
virtual void setEvent(const Event& event) { return _impl->setEvent(event); }
virtual Data getStringAsData(const std::string& content) { return _impl->getStringAsData(content); }
virtual uint32_t getLength(const std::string& expr) { return _impl->getLength(expr); }
virtual void pushContext() { return _impl->pushContext(); }
virtual void popContext() { return _impl->popContext(); }
virtual void registerIOProcessor(const std::string& name, const IOProcessor& ioprocessor) { _impl->registerIOProcessor(name, ioprocessor); }
virtual void eval(const std::string& expr) { return _impl->eval(expr); }
virtual std::string evalAsString(const std::string& expr) { return _impl->evalAsString(expr); }
virtual bool evalAsBool(const std::string& expr) { return _impl->evalAsBool(expr); }
virtual void assign(const std::string& location, const std::string& expr) { return _impl->assign(location, expr); }
virtual void assign(const std::string& location, const Data& data) { return _impl->assign(location, data); }
protected:
boost::shared_ptr<DataModelImpl> _impl;
};
class Factory {
public:
void registerIOProcessor(IOProcessorImpl* ioProcessor);
void registerDataModel(DataModelImpl* dataModel);
void registerInvoker(InvokerImpl* invoker);
static boost::shared_ptr<DataModelImpl> createDataModel(const std::string& type, Interpreter* interpreter);
static boost::shared_ptr<IOProcessorImpl> createIOProcessor(const std::string& type, Interpreter* interpreter);
static boost::shared_ptr<InvokerImpl> createInvoker(const std::string& type, Interpreter* interpreter);
static Factory* getInstance();
std::map<std::string, DataModelImpl*> _dataModels;
std::map<std::string, std::string> _dataModelAliases;
std::map<std::string, IOProcessorImpl*> _ioProcessors;
std::map<std::string, std::string> _ioProcessorAliases;
std::map<std::string, InvokerImpl*> _invokers;
std::map<std::string, std::string> _invokerAliases;
static std::string pluginPath;
protected:
#ifdef BUILD_AS_PLUGINS
pluma::Pluma pluma;
#endif
Factory();
~Factory();
static Factory* _instance;
};
}
#endif /* end of include guard: FACTORY_H_5WKLGPRB */
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