/[pearpc]/src/tools/except.h
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Contents of /src/tools/except.h

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Revision 1 - (show annotations)
Wed Sep 5 17:11:21 2007 UTC (11 years, 10 months ago) by dpavlin
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1 /*
2 * HT Editor
3 * except.h
4 *
5 * Copyright (C) 1999-2002 Stefan Weyergraf
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21 #ifndef __EXCEPT_H__
22 #define __EXCEPT_H__
23
24 #include <errno.h> // for IOException
25
26 #include "tools/data.h"
27 #include "tools/str.h"
28
29 /**
30 * A exception.
31 */
32 class Exception {
33 public:
34 Exception() throw();
35 virtual ~Exception();
36 /* new */
37 virtual String & reason(String &result) const;
38 };
39
40 #define MSG_EXCEPTION_MAX_ERRSTR 256
41
42 /**
43 * A described exception.
44 */
45 class MsgException: public Exception {
46 protected:
47 char estr[MSG_EXCEPTION_MAX_ERRSTR];
48 public:
49 MsgException(const char *errstr) throw();
50 MsgException() throw();
51 /* new */
52 virtual String &reason(String &result) const;
53 };
54
55 /**
56 * A formatted described exception.
57 */
58 class MsgfException: public MsgException {
59 public:
60 MsgfException(const char *errstr, ...) throw();
61 };
62
63 /**
64 * A I/O exception.
65 */
66 class IOException: public Exception {
67 protected:
68 String errstr;
69 public:
70 int mPosixErrno;
71
72 IOException(int aPosixErrno) throw();
73 virtual ~IOException();
74 /* new */
75 virtual String &reason(String &result) const;
76 };
77
78 class InternalException: public Exception {
79 public:
80 };
81
82 /**
83 * A exception, indicating a not-implemented function.
84 */
85 class NotImplementedException: public InternalException {
86 protected:
87 String location;
88 public:
89 NotImplementedException(const String &filename, int line_number) throw();
90 /* new */
91 virtual String &reason(String &result) const;
92 };
93
94 /**
95 * A exception, indicating a illegal argument.
96 */
97 class IllegalArgumentException: public InternalException {
98 protected:
99 String location;
100 public:
101 IllegalArgumentException(const String &filename, int line_number) throw();
102 /* new */
103 virtual String &reason(String &result) const;
104 };
105
106 /**
107 * A exception, indicating a illegal type-cast.
108 */
109 class TypeCastException: public InternalException {
110 protected:
111 String aresult;
112 public:
113 TypeCastException(const String &cast_type, const String &obj_type) throw();
114 /* new */
115 virtual String &reason(String &result) const;
116 };
117
118 #endif /* __EXCEPT_H__ */
119

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