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1 | // Created on: 2016-01-06 |
2 | // Created by: Andrey Betenev |
3 | // Copyright (c) 2016 OPEN CASCADE SAS |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #include <Standard_OutOfMemory.hxx> |
17 | |
18 | #include <algorithm> |
19 | #include <stdlib.h> |
20 | |
21 | IMPLEMENT_STANDARD_RTTIEXT(Standard_OutOfMemory,Standard_ProgramError) |
22 | |
23 | //======================================================================= |
24 | //function : Standard_OutOfMemory |
25 | //purpose : |
26 | //======================================================================= |
27 | |
28 | Standard_OutOfMemory::Standard_OutOfMemory(const Standard_CString theMessage) |
29 | { |
30 | // call explicitly own method (non-virtual call) |
31 | Standard_OutOfMemory::SetMessageString (theMessage); |
32 | } |
33 | |
34 | //======================================================================= |
35 | //function : GetMessageString |
36 | //purpose : |
37 | //======================================================================= |
38 | |
39 | Standard_CString Standard_OutOfMemory::GetMessageString() const |
40 | { |
41 | return myBuffer; |
42 | } |
43 | |
44 | //======================================================================= |
45 | //function : SetMessageString |
46 | //purpose : |
47 | //======================================================================= |
48 | |
49 | void Standard_OutOfMemory::SetMessageString (const Standard_CString theMessage) |
50 | { |
51 | // restrict length of the message by buffer size |
52 | size_t n = (theMessage ? std::min (strlen (theMessage), sizeof(myBuffer) - 1) : 0); |
53 | |
54 | // first set line end symbol to be safe in case of concurrent call |
55 | myBuffer[n] = '\0'; |
56 | if (n > 0) |
57 | memcpy (myBuffer, theMessage, n); |
58 | } |
59 | |
60 | //======================================================================= |
61 | //function : Raise |
62 | //purpose : |
63 | //======================================================================= |
64 | |
65 | void Standard_OutOfMemory::Raise(const Standard_CString theMessage) |
66 | { |
67 | NewInstance(theMessage)->Reraise(); |
68 | } |
69 | |
70 | //======================================================================= |
71 | //function : Raise |
72 | //purpose : |
73 | //======================================================================= |
74 | |
75 | void Standard_OutOfMemory::Raise(Standard_SStream& theMessage) |
76 | { |
77 | NewInstance(theMessage.str().c_str())->Reraise(); |
78 | } |
79 | |
80 | //======================================================================= |
81 | //function : NewInstance |
82 | //purpose : |
83 | //======================================================================= |
84 | |
85 | // global instance must be allocated at load-time |
86 | static Handle(Standard_OutOfMemory) anOutOfMemInstance = new Standard_OutOfMemory; |
87 | |
88 | Handle(Standard_OutOfMemory) Standard_OutOfMemory::NewInstance(const Standard_CString theMessage) |
89 | { |
90 | anOutOfMemInstance->SetMessageString (theMessage); |
91 | return anOutOfMemInstance; |
92 | } |
93 | |
94 | //======================================================================= |
95 | //function : Throw |
96 | //purpose : |
97 | //======================================================================= |
98 | |
99 | void Standard_OutOfMemory::Throw () const |
100 | { |
101 | throw *this; |
102 | } |