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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;
}
inline bool isNumeric( const char* pszInput, int nNumberBase) {
std::string base = "0123456789ABCDEF";
std::string input = pszInput;
return (input.find_first_not_of(base.substr(0, nNumberBase)) == std::string::npos);
}
class InterpreterImpl;
class ExecutableContentImpl {
public:
ExecutableContentImpl() {};
virtual ~ExecutableContentImpl() {};
virtual boost::shared_ptr<ExecutableContentImpl> create(InterpreterImpl* interpreter) = 0;
virtual void setInterpreter(InterpreterImpl* interpreter) {
_interpreter = interpreter;
}
virtual std::string getLocalName() = 0; ///< The name of the element.
virtual std::string getNamespace() = 0; ///< The namespace of the element.
virtual void enterElement(const Arabica::DOM::Node<std::string>& node) = 0; ///< Invoked when entering the element as part of evaluating executable content.
virtual void exitElement(const Arabica::DOM::Node<std::string>& node) = 0; ///< Invoked when exiting the element as part of evaluating executable content.
virtual bool processChildren() = 0; ///< Whether or not the interpreter should process this elements children.
protected:
InterpreterImpl* _interpreter;
};
class ExecutableContent {
public:
ExecutableContent() : _impl() {}
ExecutableContent(boost::shared_ptr<ExecutableContentImpl> const impl) : _impl(impl) { }
ExecutableContent(const ExecutableContent& other) : _impl(other._impl) { }
virtual ~ExecutableContent() {};
operator bool() const {
return _impl;
}
bool operator< (const ExecutableContent& other) const {
return _impl < other._impl;
}
bool operator==(const ExecutableContent& other) const {
return _impl == other._impl;
}
bool operator!=(const ExecutableContent& other) const {
return _impl != other._impl;
}
ExecutableContent& operator= (const ExecutableContent& other) {
_impl = other._impl;
return *this;
}
void setInterpreter(InterpreterImpl* interpreter) {
_impl->setInterpreter(interpreter);
}
std::string getLocalName() {
return _impl->getLocalName();
}
std::string getNamespace() {
return _impl->getNamespace();
}
void enterElement(const Arabica::DOM::Node<std::string>& node) {
return _impl->enterElement(node);
}
void exitElement(const Arabica::DOM::Node<std::string>& node) {
return _impl->exitElement(node);
}
bool processChildren() {
return _impl->processChildren();
}
protected:
boost::shared_ptr<ExecutableContentImpl> _impl;
};
class IOProcessorImpl {
public:
IOProcessorImpl() {};
virtual ~IOProcessorImpl() {};
virtual boost::shared_ptr<IOProcessorImpl> create(InterpreterImpl* interpreter) = 0;
virtual std::set<std::string> getNames() = 0;
virtual void setInterpreter(InterpreterImpl* interpreter) {
_interpreter = interpreter;
}
void setInvokeId(const std::string& invokeId) {
_invokeId = invokeId;
}
void setType(const std::string& type) {
_type = type;
}
virtual Data getDataModelVariables() = 0;
virtual void send(const SendRequest& req) = 0;
virtual void runOnMainThread() {};
void returnEvent(Event& event);
protected:
InterpreterImpl* _interpreter;
std::string _invokeId;
std::string _type;
};
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 std::set<std::string> getNames() {
return _impl->getNames();
}
virtual Data getDataModelVariables() const {
return _impl->getDataModelVariables();
};
virtual void send(const SendRequest& req) {
return _impl->send(req);
};
virtual void runOnMainThread() {
return _impl->runOnMainThread();
}
void setInterpreter(InterpreterImpl* interpreter) {
_impl->setInterpreter(interpreter);
}
void setInvokeId(const std::string& invokeId) {
_impl->setInvokeId(invokeId);
}
void setType(const std::string& type) {
_impl->setType(type);
}
protected:
boost::shared_ptr<IOProcessorImpl> _impl;
friend class InterpreterImpl;
};
class InvokerImpl : public IOProcessorImpl {
public:
virtual void invoke(const InvokeRequest& req) = 0;
virtual boost::shared_ptr<IOProcessorImpl> create(InterpreterImpl* 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);
}
protected:
boost::shared_ptr<InvokerImpl> _impl;
};
class DataModelImpl {
public:
virtual ~DataModelImpl() {}
virtual boost::shared_ptr<DataModelImpl> create(InterpreterImpl* 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;
// 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 bool isDeclared(const std::string& expr) = 0;
virtual void assign(const Arabica::DOM::Element<std::string>& assignElem,
const Arabica::DOM::Document<std::string>& doc,
const std::string& content) = 0;
virtual void assign(const std::string& location, const Data& data) = 0;
virtual void init(const Arabica::DOM::Element<std::string>& dataElem,
const Arabica::DOM::Document<std::string>& doc,
const std::string& content) = 0;
virtual void init(const std::string& location, const Data& data) = 0;
protected:
InterpreterImpl* _interpreter;
};
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 void pushContext() {
return _impl->pushContext();
}
virtual void popContext() {
return _impl->popContext();
}
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 uint32_t getLength(const std::string& expr) {
return _impl->getLength(expr);
}
virtual void assign(const Arabica::DOM::Element<std::string>& assignElem,
const Arabica::DOM::Document<std::string>& doc,
const std::string& content) {
return _impl->assign(assignElem, doc, content);
}
virtual void assign(const std::string& location, const Data& data) {
return _impl->assign(location, data);
}
virtual void init(const Arabica::DOM::Element<std::string>& dataElem,
const Arabica::DOM::Document<std::string>& doc,
const std::string& content) {
return _impl->init(dataElem, doc, content);
}
virtual void init(const std::string& location, const Data& data) {
return _impl->init(location, data);
}
virtual bool isDeclared(const std::string& expr) {
return _impl->isDeclared(expr);
}
protected:
boost::shared_ptr<DataModelImpl> _impl;
};
class Factory {
public:
void registerIOProcessor(IOProcessorImpl* ioProcessor);
void registerDataModel(DataModelImpl* dataModel);
void registerInvoker(InvokerImpl* invoker);
void registerExecutableContent(ExecutableContentImpl* executableContent);
static boost::shared_ptr<DataModelImpl> createDataModel(const std::string& type, InterpreterImpl* interpreter);
static boost::shared_ptr<IOProcessorImpl> createIOProcessor(const std::string& type, InterpreterImpl* interpreter);
static boost::shared_ptr<InvokerImpl> createInvoker(const std::string& type, InterpreterImpl* interpreter);
static boost::shared_ptr<ExecutableContentImpl> createExecutableContent(const std::string& localName, const std::string& nameSpace, InterpreterImpl* 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;
std::map<std::pair<std::string, std::string>, ExecutableContentImpl*> _executableContent;
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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