Open Chinese Convert  1.1.1
A project for conversion between Traditional and Simplified Chinese
Exception.hpp
1 /*
2  * Open Chinese Convert
3  *
4  * Copyright 2010-2014 Carbo Kuo <byvoid@byvoid.com>
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #pragma once
20 
21 #include <sstream>
22 #include <stdexcept>
23 #include <string>
24 
25 #include "Export.hpp"
26 
27 #if defined(_MSC_VER) && _MSC_VER < 1900
28 // Before Visual Studio 2015 (14.0), C++ 11 "noexcept" qualifier is not
29 // supported
30 #define noexcept
31 #endif // ifdef _MSC_VER
32 
33 namespace opencc {
34 
35 class OPENCC_EXPORT Exception {
36 public:
37  Exception() {}
38 
39  virtual ~Exception() throw() {}
40 
41  Exception(const std::string& _message) : message(_message) {}
42 
43  virtual const char* what() const noexcept { return message.c_str(); }
44 
45 protected:
46  std::string message;
47 };
48 
49 class OPENCC_EXPORT FileNotFound : public Exception {
50 public:
51  FileNotFound(const std::string& fileName)
52  : Exception(fileName + " not found or not accessible.") {}
53 };
54 
55 class OPENCC_EXPORT FileNotWritable : public Exception {
56 public:
57  FileNotWritable(const std::string& fileName)
58  : Exception(fileName + " not writable.") {}
59 };
60 
61 class OPENCC_EXPORT InvalidFormat : public Exception {
62 public:
63  InvalidFormat(const std::string& message)
64  : Exception("Invalid format: " + message) {}
65 };
66 
67 class OPENCC_EXPORT InvalidTextDictionary : public InvalidFormat {
68 public:
69  InvalidTextDictionary(const std::string& _message, size_t lineNum)
70  : InvalidFormat("") {
71  std::ostringstream buffer;
72  buffer << "Invalid text dictionary at line " << lineNum << ": " << _message;
73  message = buffer.str();
74  }
75 };
76 
77 class OPENCC_EXPORT InvalidUTF8 : public Exception {
78 public:
79  InvalidUTF8(const std::string& _message)
80  : Exception("Invalid UTF8: " + _message) {}
81 };
82 
83 class OPENCC_EXPORT ShouldNotBeHere : public Exception {
84 public:
85  ShouldNotBeHere() : Exception("ShouldNotBeHere! This must be a bug.") {}
86 };
87 
88 } // namespace opencc
opencc::InvalidTextDictionary
Definition: Exception.hpp:67
opencc::InvalidFormat
Definition: Exception.hpp:61
opencc::Exception
Definition: Exception.hpp:35
opencc::InvalidUTF8
Definition: Exception.hpp:77
opencc::FileNotFound
Definition: Exception.hpp:49
opencc::ShouldNotBeHere
Definition: Exception.hpp:83
opencc::FileNotWritable
Definition: Exception.hpp:55