1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* */
/* This file is part of the class library */
/* SoPlex --- the Sequential object-oriented simPlex. */
/* */
/* Copyright 1996-2022 Zuse Institute Berlin */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
/* See the License for the specific language governing permissions and */
/* limitations under the License. */
/* */
/* You should have received a copy of the Apache-2.0 license */
/* along with SoPlex; see the file LICENSE. If not email to soplex@zib.de. */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**@file exceptions.h
* @brief Exception classes for SoPlex.
*/
#ifndef _EXCEPTIONS_H_
#define _EXCEPTIONS_H_
#include <string.h>
namespace soplex
{
/**@brief Exception base class.
* @ingroup Elementary
*
* This class implements a base class for our SoPlex exceptions
* We provide a what() function which returns the exception message.
*/
class SPxException
{
private:
//----------------------------------------
/**@name Private data */
///@{
/// Exception message.
std::string msg;
///@}
public:
//----------------------------------------
/**@name Construction / destruction */
///@{
/// constructor
/** The constructor receives an optional string as an exception message.
*/
SPxException(const std::string& m = "") : msg(m) {}
/// destructor
virtual ~SPxException() {}
///@}
//----------------------------------------
/**@name Access / modification */
///@{
/// returns exception message
virtual const std::string what() const
{
return msg;
}
///@}
};
/**@brief Exception class for out of memory exceptions.
* @ingroup Elementary
*
* This class is derived from the SoPlex exception base class.
* It does not provide any new functionality.
*/
class SPxMemoryException : public SPxException
{
public:
//----------------------------------------
/**@name Construction / destruction */
///@{
/// constructor
/** The constructor receives an optional string as an exception message.
*/
SPxMemoryException(const std::string& m = "") : SPxException(m) {}
///@}
};
/**@brief Exception class for status exceptions during the computations
* @ingroup Elementary
*
* This class is derived from the SoPlex exception base class.
* It does not provide any new functionality.
*/
class SPxStatusException : public SPxException
{
public:
//----------------------------------------
/**@name Construction / destruction */
///@{
/// constructor
/** The constructor receives an optional string as an exception message.
*/
SPxStatusException(const std::string& m = "") : SPxException(m) {}
///@}
};
/**@brief Exception class for things that should NEVER happen.
* @ingroup Elementary
*
* This class is derived from the SoPlex exception base class.
* It does not provide any new functionality. Most often it is used to replace
* assert(false) terms in earlier code.
*/
class SPxInternalCodeException : public SPxException
{
public:
//----------------------------------------
/**@name Construction / destruction */
///@{
/// constructor
/** The constructor receives an optional string as an exception message.
*/
SPxInternalCodeException(const std::string& m = "") : SPxException(m) {}
///@}
};
/**@brief Exception class for incorrect usage of interface methods.
* @ingroup Elementary
*/
class SPxInterfaceException : public SPxException
{
public:
//----------------------------------------
/**@name Construction / destruction */
///@{
/// constructor
/** The constructor receives an optional string as an exception message.
*/
SPxInterfaceException(const std::string& m = "") : SPxException(m) {}
///@}
};
} //namespace soplex
#endif // _EXCEPTIONS_H_