diff options
Diffstat (limited to 'project2/variables.cpp')
| -rw-r--r-- | project2/variables.cpp | 91 |
1 files changed, 77 insertions, 14 deletions
diff --git a/project2/variables.cpp b/project2/variables.cpp index 32a1a15..c5907ed 100644 --- a/project2/variables.cpp +++ b/project2/variables.cpp @@ -3,7 +3,6 @@ #include "appEngine.h" #include "session.h" #include "rowUser.h" -#include "genericVisitor.h" #include <libxml++/nodes/textnode.h> #include <stdexcept> #include <boost/tokenizer.hpp> @@ -11,30 +10,94 @@ #include <boost/algorithm/string/predicate.hpp> #include <boost/function.hpp> #include <boost/bind.hpp> +#include <boost/date_time/posix_time/posix_time.hpp> class UnknownVariableType : public std::exception { }; class UnknownVariableSource : public std::exception { }; class NoVariableDefinition : public std::exception { }; +enum VT_typeID { + DefaultType, + StringPtr, + String, + Int, + UInt, + LInt, + LUInt, + LLInt, + LLUInt, + Float, + Double, + DateTime, + DateTimePtr, +}; + static VariableType -makeVariableType(const Glib::ustring & src, const std::string & type, const std::string & format = std::string()) +makeVariableType(const Glib::ustring & src, const std::string & type, const VT_typeID format = DefaultType) { - if (type == "stringptr" || type.empty()) return boost::shared_ptr<Glib::ustring>(new Glib::ustring(src)); - if (type == "string") return src; - if (type == "int") return boost::lexical_cast<int>(src); - if (type == "uint") return boost::lexical_cast<unsigned int>(src); - if (type == "lint") return boost::lexical_cast<long int>(src); - if (type == "luint") return boost::lexical_cast<long unsigned int>(src); - if (type == "llint") return boost::lexical_cast<long long int>(src); - if (type == "lluint") return boost::lexical_cast<long long unsigned int>(src); - if (type == "float") return boost::lexical_cast<float>(src); - if (type == "double") return boost::lexical_cast<double>(src); - if (type == "datetime") return boost::posix_time::time_from_string(src); - if (type == "datetimeptr") return boost::shared_ptr<boost::posix_time::ptime>(new boost::posix_time::ptime(boost::posix_time::time_from_string(src))); + switch (format) { + case DefaultType: + case StringPtr: + return boost::shared_ptr<Glib::ustring>(new Glib::ustring(src)); + case String: + return src; + case Int: + return boost::lexical_cast<int>(src); + case UInt: + return boost::lexical_cast<unsigned int>(src); + case LInt: + return boost::lexical_cast<long int>(src); + case LUInt: + return boost::lexical_cast<long unsigned int>(src); + case LLInt: + return boost::lexical_cast<long long int>(src); + case LLUInt: + return boost::lexical_cast<long long unsigned int>(src); + case Float: + return boost::lexical_cast<float>(src); + case Double: + return boost::lexical_cast<double>(src); + case DateTime: + return boost::posix_time::time_from_string(src); + case DateTimePtr: + return boost::shared_ptr<boost::posix_time::ptime>(new boost::posix_time::ptime(boost::posix_time::time_from_string(src))); + } throw UnknownVariableType(); } +VariableType::VariableType() : + _VT(), + convertCache(NULL), + freer(NULL) +{ +} + +VariableType::VariableType(const VariableType & vt) : + _VT(*((const _VT *)&vt)), + convertCache(NULL), + freer(NULL) +{ +} + +VariableType::~VariableType() +{ + if (freer && convertCache) { + freer(convertCache); + } +} + +void +VariableType::operator=(const VariableType & vt) +{ + if (freer && convertCache) { + freer(convertCache); + } + freer = NULL; + convertCache = NULL; + _VT::operator=(*((const _VT *)&vt)); +} + class VariableLiteral : public VariableImpl { public: VariableLiteral(const Glib::ustring & src, const std::string & type = std::string()) : |