OpenVDB 11.0.0

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Exceptions.h
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1// Copyright Contributors to the OpenVDB Project
2// SPDX-License-Identifier: MPL-2.0
3
4#ifndef OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED
5#define OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED
6
7#include "version.h"
8#include <exception>
9#include <sstream>
10#include <string>
11
12
13 namespace openvdb {
14 OPENVDB_USE_VERSION_NAMESPACE
15 namespace OPENVDB_VERSION_NAME {
16
17 class OPENVDB_API Exception: public std::exception
18{
19 public:
20 Exception(const Exception&) = default;
21 Exception(Exception&&) = default;
22 Exception& operator=(const Exception&) = default;
23 Exception& operator=(Exception&&) = default;
24 ~Exception() override = default;
25
26 const char* what() const noexcept override
27 {
28 try { return mMessage.c_str(); } catch (...) {}
29 return nullptr;
30 }
31
32 protected:
33 Exception() noexcept {}
34 explicit Exception(const char* eType, const std::string* const msg = nullptr) noexcept
35 {
36 try {
37 if (eType) mMessage = eType;
38 if (msg) mMessage += ": " + (*msg);
39 } catch (...) {}
40 }
41
42 private:
43 std::string mMessage;
44};
45
46
47#define OPENVDB_EXCEPTION(_classname) \
48 class OPENVDB_API _classname: public Exception \
49{ \
50 public: \
51 _classname() noexcept: Exception( #_classname ) {} \
52 explicit _classname(const std::string& msg) noexcept: Exception( #_classname , &msg) {} \
53}
54
55
56 OPENVDB_EXCEPTION(ArithmeticError);
57 OPENVDB_EXCEPTION(IndexError);
58 OPENVDB_EXCEPTION(IoError);
59 OPENVDB_EXCEPTION(KeyError);
60 OPENVDB_EXCEPTION(LookupError);
61 OPENVDB_EXCEPTION(NotImplementedError);
62 OPENVDB_EXCEPTION(ReferenceError);
63 OPENVDB_EXCEPTION(RuntimeError);
64 OPENVDB_EXCEPTION(TypeError);
65 OPENVDB_EXCEPTION(ValueError);
66
67#undef OPENVDB_EXCEPTION
68
69
70} // namespace OPENVDB_VERSION_NAME
71} // namespace openvdb
72
73
74#define OPENVDB_THROW(exception, message) \
75{ \
76 std::string _openvdb_throw_msg; \
77 try { \
78 std::ostringstream _openvdb_throw_os; \
79 _openvdb_throw_os << message; \
80 _openvdb_throw_msg = _openvdb_throw_os.str(); \
81 } catch (...) {} \
82 throw exception(_openvdb_throw_msg); \
83} // OPENVDB_THROW
84
85#endif // OPENVDB_EXCEPTIONS_HAS_BEEN_INCLUDED
OPENVDB_EXCEPTION
#define OPENVDB_EXCEPTION(_classname)
Definition Exceptions.h:47
OPENVDB_API
#define OPENVDB_API
Definition Platform.h:274
openvdb::v11_0::ArithmeticError
Definition Exceptions.h:56
openvdb::v11_0::Exception
Definition Exceptions.h:18
openvdb::v11_0::Exception::Exception
Exception() noexcept
Definition Exceptions.h:33
openvdb::v11_0::Exception::Exception
Exception(const char *eType, const std::string *const msg=nullptr) noexcept
Definition Exceptions.h:34
openvdb::v11_0::Exception::Exception
Exception(Exception &&)=default
openvdb::v11_0::Exception::operator=
Exception & operator=(const Exception &)=default
openvdb::v11_0::Exception::what
const char * what() const noexcept override
Definition Exceptions.h:26
openvdb::v11_0::Exception::operator=
Exception & operator=(Exception &&)=default
openvdb::v11_0::Exception::Exception
Exception(const Exception &)=default
openvdb::v11_0::Exception::~Exception
~Exception() override=default
openvdb::v11_0::IndexError
Definition Exceptions.h:57
openvdb::v11_0::IoError
Definition Exceptions.h:58
openvdb::v11_0::KeyError
Definition Exceptions.h:59
openvdb::v11_0::LookupError
Definition Exceptions.h:60
openvdb::v11_0::NotImplementedError
Definition Exceptions.h:61
openvdb::v11_0::ReferenceError
Definition Exceptions.h:62
openvdb::v11_0::RuntimeError
Definition Exceptions.h:63
openvdb::v11_0::TypeError
Definition Exceptions.h:64
openvdb::v11_0::ValueError
Definition Exceptions.h:65
openvdb
Definition Exceptions.h:13
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
The version namespace name for this library version.
Definition version.h.in:121
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition version.h.in:212