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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
/*============================================================
**
** Class: FileLoadException
**
** <OWNER>[....]</OWNER>
** <OWNER>[....]</OWNER>
**
**
** Purpose: Exception for failure to load a file that was successfully found.
**
**
===========================================================*/
using System;
using System.Globalization;
using System.Runtime.Serialization;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
using System.Security;
using System.Security.Permissions;
using System.Runtime.Versioning;
using SecurityException = System.Security.SecurityException;
namespace System.IO {
[Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
public class FileLoadException : IOException {
private String _fileName; // the name of the file we could not load.
private String _fusionLog; // fusion log (when applicable)
public FileLoadException()
: base(Environment.GetResourceString("IO.FileLoad")) {
SetErrorCode(__HResults.COR_E_FILELOAD);
}
public FileLoadException(String message)
: base(message) {
SetErrorCode(__HResults.COR_E_FILELOAD);
}
public FileLoadException(String message, Exception inner)
: base(message, inner) {
SetErrorCode(__HResults.COR_E_FILELOAD);
}
public FileLoadException(String message, String fileName) : base(message)
{
SetErrorCode(__HResults.COR_E_FILELOAD);
_fileName = fileName;
}
public FileLoadException(String message, String fileName, Exception inner)
: base(message, inner) {
SetErrorCode(__HResults.COR_E_FILELOAD);
_fileName = fileName;
}
public override String Message
{
get {
SetMessageField();
return _message;
}
}
private void SetMessageField()
{
if (_message == null)
_message = FormatFileLoadExceptionMessage(_fileName, HResult);
}
public String FileName {
get { return _fileName; }
}
#if FEATURE_LEGACYNETCF
// override Data property to populate FileLoadException with Hresult
public override System.Collections.IDictionary Data {
[System.Security.SecuritySafeCritical]
get {
var _data = base.Data;
if (CompatibilitySwitches.IsAppEarlierThanWindowsPhone8 && !_data.Contains("HResult"))
{
_data.Add("HResult", HResult);
}
return _data;
}
}
#endif //FEATURE_LEGACYNETCF
public override String ToString()
{
String s = GetType().FullName + ": " + Message;
if (_fileName != null && _fileName.Length != 0)
s += Environment.NewLine + Environment.GetResourceString("IO.FileName_Name", _fileName);
if (InnerException != null)
s = s + " ---> " + InnerException.ToString();
if (StackTrace != null)
s += Environment.NewLine + StackTrace;
#if FEATURE_FUSION
try
{
if(FusionLog!=null)
{
if (s==null)
s=" ";
s+=Environment.NewLine;
s+=Environment.NewLine;
s+=FusionLog;
}
}
catch(SecurityException)
{
}
#endif // FEATURE_FUSION
return s;
}
protected FileLoadException(SerializationInfo info, StreamingContext context) : base (info, context) {
// Base class constructor will check info != null.
_fileName = info.GetString("FileLoad_FileName");
try
{
_fusionLog = info.GetString("FileLoad_FusionLog");
}
catch
{
_fusionLog = null;
}
}
private FileLoadException(String fileName, String fusionLog,int hResult)
: base(null)
{
SetErrorCode(hResult);
_fileName = fileName;
_fusionLog=fusionLog;
SetMessageField();
}
#if FEATURE_FUSION
public String FusionLog {
[System.Security.SecuritySafeCritical] // auto-generated
[SecurityPermissionAttribute( SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlEvidence | SecurityPermissionFlag.ControlPolicy)]
get { return _fusionLog; }
}
#endif // FEATURE_FUSION
#if FEATURE_SERIALIZATION
[System.Security.SecurityCritical] // auto-generated_required
public override void GetObjectData(SerializationInfo info, StreamingContext context) {
// Serialize data for our base classes. base will verify info != null.
base.GetObjectData(info, context);
// Serialize data for this class
info.AddValue("FileLoad_FileName", _fileName, typeof(String));
try
{
info.AddValue("FileLoad_FusionLog", FusionLog, typeof(String));
}
catch (SecurityException)
{
}
}
#endif
[System.Security.SecuritySafeCritical] // auto-generated
internal static String FormatFileLoadExceptionMessage(String fileName,
int hResult)
{
#if MONO
return string.Format (CultureInfo.InvariantCulture, "Could not load file or assembly '{0}' or one of its dependencies", fileName);
#else
string format = null;
GetFileLoadExceptionMessage(hResult, JitHelpers.GetStringHandleOnStack(ref format));
string message = null;
GetMessageForHR(hResult, JitHelpers.GetStringHandleOnStack(ref message));
return String.Format(CultureInfo.CurrentCulture, format, fileName, message);
#endif
}
#if !MONO
[System.Security.SecurityCritical] // auto-generated
[ResourceExposure(ResourceScope.None)]
[DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)]
[SuppressUnmanagedCodeSecurity]
private static extern void GetFileLoadExceptionMessage(int hResult, StringHandleOnStack retString);
[System.Security.SecurityCritical] // auto-generated
[ResourceExposure(ResourceScope.None)]
[DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)]
[SuppressUnmanagedCodeSecurity]
private static extern void GetMessageForHR(int hresult, StringHandleOnStack retString);
#endif
}
}
|
