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/**
* @file
* @author 2012-2014 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef DATA_H_09E4D8E5
#define DATA_H_09E4D8E5
#include <list>
#include <map>
#include <boost/shared_ptr.hpp>
#include "uscxml/Common.h"
#include "uscxml/Convenience.h"
#include "uscxml/messages/Blob.h"
#include <DOM/Document.hpp>
namespace uscxml {
static int _dataIndentation = 1;
class USCXML_API Data {
public:
enum Type {
VERBATIM,
INTERPRETED,
};
Data() : type(INTERPRETED) {}
// TODO: default INTERPRETED is unfortunate
Data(const std::string& atom, Type type) : atom(atom), type(type) {}
Data(const char* data, size_t size, const std::string& mimeType, bool adopt = false);
// convenience constructors
Data(short atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(int atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(unsigned int atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(long atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(unsigned long atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(long long int atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(float atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(double atom) : atom(toStr(atom)), type(INTERPRETED) {}
Data(bool atom) : type(INTERPRETED) {
if (atom) {
this->atom = "true";
} else {
this->atom = "false";
}
}
template <typename T> Data(T value, Type type) : atom(toStr(value)), type(type) {}
#if 0
// constructor for arbitrary types, skip if type is subclass though (C++11)
// we will have to drop this constructor as it interferes with operator Data() and requires C++11
template <typename T>
Data(T value, typename std::enable_if<! std::is_base_of<Data, T>::value>::type* = nullptr)
: atom(toStr(value)), type(INTERPRETED) {}
#endif
explicit Data(const Arabica::DOM::Node<std::string>& dom);
~Data() {}
bool empty() const {
bool hasContent = (atom.length() > 0 || !compound.empty() || !array.empty() || binary || node);
return !hasContent;
}
bool operator<(const Data& other) const {
std::string thisJSON = Data::toJSON(*this);
std::string otherJSON = Data::toJSON(other);
return (thisJSON < otherJSON);
}
void merge(const Data& other);
bool hasKey(const std::string& key) const {
return (!compound.empty() && compound.find(key) != compound.end());
}
Data& operator[](const std::string& key) {
return operator[](key.c_str());
}
const Data& operator[](const std::string& key) const {
return operator[](key.c_str());
}
Data& operator[](const char* key) {
return compound[key];
}
const Data& operator[](const char* key) const {
return compound.at(key);
}
Data& operator[](const size_t index) {
while(array.size() < index) {
array.push_back(Data("", Data::VERBATIM));
}
std::list<Data>::iterator arrayIter = array.begin();
for (size_t i = 0; i < index; i++, arrayIter++) {}
return *arrayIter;
}
const Data at(const std::string& key) const {
return at(key.c_str());
}
const Data at(const char* key) const {
if (hasKey(key))
return compound.at(key);
Data data;
return data;
}
const Data item(const size_t index) const {
if (array.size() > index) {
std::list<Data>::const_iterator arrayIter = array.begin();
for (size_t i = 0; i < index; i++, arrayIter++) {}
return *arrayIter;
}
Data data;
return data;
}
void put(std::string key, const Data& data) {
compound[key] = data;
}
void put(size_t index, const Data& data) {
this[index] = data;
}
bool operator==(const Data &other) const {
if (other.atom.size() != atom.size())
return false;
if (other.type != type)
return false;
if (other.binary != binary)
return false;
if (other.array.size() != array.size())
return false;
if (other.compound.size() != compound.size())
return false;
if (other.atom != atom)
return false;
if (other.array != array)
return false;
if (other.compound != compound)
return false;
if (other.node != node)
return false;
return true;
}
bool operator!=(const Data &other) const {
return !(*this == other);
}
operator std::string() const {
return atom;
}
operator std::map<std::string, Data>() {
return compound;
}
operator std::list<Data>() {
return array;
}
static Data fromJSON(const std::string& jsonString);
static std::string toJSON(const Data& data);
static Data fromXML(const std::string& xmlString);
Arabica::DOM::Document<std::string> toDocument();
std::string toXMLString() {
std::stringstream ss;
ss << toDocument();
return ss.str();
}
std::map<std::string, Data> getCompound() {
return compound;
}
void setCompound(const std::map<std::string, Data>& compound) {
this->compound = compound;
}
std::list<Data> getArray() {
return array;
}
void setArray(const std::list<Data>& array) {
this->array = array;
}
std::string getAtom() const {
return atom;
}
void setAtom(const std::string& atom) {
this->atom = atom;
}
Blob getBinary() {
return this->binary;
}
void setBinary(const Blob& binary) {
this->binary = binary;
}
Type getType() {
return type;
}
void setType(const Type type) {
this->type = type;
}
#ifdef SWIGIMPORTED
protected:
#endif
Arabica::DOM::Node<std::string> node;
std::map<std::string, Data> compound;
std::list<Data> array;
std::string atom;
Blob binary;
Type type;
protected:
Arabica::DOM::Document<std::string> toNode(const Arabica::DOM::Document<std::string>& factory, const Data& data);
friend USCXML_API std::ostream& operator<< (std::ostream& os, const Data& data);
};
USCXML_API std::ostream& operator<< (std::ostream& os, const Data& data);
}
#endif /* end of include guard: DATA_H_09E4D8E5 */
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