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UnrealEngine/Engine/Source/ThirdParty/OpenVDB/Deploy/openvdb-12.0.0/include/openvdb/Exceptions.h
2025-05-18 13:04:45 +08:00

86 lines
2.1 KiB
C++

// Copyright Contributors to the OpenVDB Project
// SPDX-License-Identifier: Apache-2.0
#ifndef OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED
#define OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED
#include "version.h"
#include <exception>
#include <sstream>
#include <string>
namespace openvdb {
OPENVDB_USE_VERSION_NAMESPACE
namespace OPENVDB_VERSION_NAME {
class OPENVDB_API Exception: public std::exception
{
public:
Exception(const Exception&) = default;
Exception(Exception&&) = default;
Exception& operator=(const Exception&) = default;
Exception& operator=(Exception&&) = default;
~Exception() override = default;
const char* what() const noexcept override
{
try { return mMessage.c_str(); } catch (...) {}
return nullptr;
}
protected:
Exception() noexcept {}
explicit Exception(const char* eType, const std::string* const msg = nullptr) noexcept
{
try {
if (eType) mMessage = eType;
if (msg) mMessage += ": " + (*msg);
} catch (...) {}
}
private:
std::string mMessage;
};
#define OPENVDB_EXCEPTION(_classname) \
class OPENVDB_API _classname: public Exception \
{ \
public: \
_classname() noexcept: Exception( #_classname ) {} \
explicit _classname(const std::string& msg) noexcept: Exception( #_classname , &msg) {} \
}
OPENVDB_EXCEPTION(ArithmeticError);
OPENVDB_EXCEPTION(IndexError);
OPENVDB_EXCEPTION(IoError);
OPENVDB_EXCEPTION(KeyError);
OPENVDB_EXCEPTION(LookupError);
OPENVDB_EXCEPTION(NotImplementedError);
OPENVDB_EXCEPTION(ReferenceError);
OPENVDB_EXCEPTION(RuntimeError);
OPENVDB_EXCEPTION(TypeError);
OPENVDB_EXCEPTION(ValueError);
#undef OPENVDB_EXCEPTION
} // namespace OPENVDB_VERSION_NAME
} // namespace openvdb
#define OPENVDB_THROW(exception, message) \
{ \
std::string _openvdb_throw_msg; \
try { \
std::ostringstream _openvdb_throw_os; \
_openvdb_throw_os << message; \
_openvdb_throw_msg = _openvdb_throw_os.str(); \
} catch (...) {} \
throw exception(_openvdb_throw_msg); \
} // OPENVDB_THROW
#endif // OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED