forked from npgsql/npgsql
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathCopyFailMessage.cs
More file actions
executable file
·68 lines (60 loc) · 2.33 KB
/
CopyFailMessage.cs
File metadata and controls
executable file
·68 lines (60 loc) · 2.33 KB
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
#region License
// The PostgreSQL License
//
// Copyright (C) 2015 The Npgsql Development Team
//
// Permission to use, copy, modify, and distribute this software and its
// documentation for any purpose, without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph and the following two paragraphs appear in all copies.
//
// IN NO EVENT SHALL THE NPGSQL DEVELOPMENT TEAM BE LIABLE TO ANY PARTY
// FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
// INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
// DOCUMENTATION, EVEN IF THE NPGSQL DEVELOPMENT TEAM HAS BEEN ADVISED OF
// THE POSSIBILITY OF SUCH DAMAGE.
//
// THE NPGSQL DEVELOPMENT TEAM SPECIFICALLY DISCLAIMS ANY WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
// ON AN "AS IS" BASIS, AND THE NPGSQL DEVELOPMENT TEAM HAS NO OBLIGATIONS
// TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
#endregion
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.Linq;
using System.Text;
namespace Npgsql.FrontendMessages
{
class CopyFailMessage : SimpleFrontendMessage
{
const byte Code = (byte)'f';
readonly string _errorMessage;
readonly int _errorMessageLen;
internal CopyFailMessage() {}
internal CopyFailMessage(string errorMessage="")
{
if (errorMessage.Length > 1024) {
throw new ArgumentException("CopyFail message must be 1024 characters or less");
}
_errorMessage = errorMessage;
_errorMessageLen = PGUtil.UTF8Encoding.GetByteCount(_errorMessage);
}
internal override int Length { get { return 1 + 4 + (_errorMessageLen + 1); } }
internal override void Write(NpgsqlBuffer buf)
{
buf.WriteByte(Code);
buf.WriteInt32(Length - 1);
if (_errorMessageLen == 0)
{
buf.WriteByte(0);
}
else
{
buf.WriteBytesNullTerminated(PGUtil.UTF8Encoding.GetBytes(_errorMessage));
}
}
public override string ToString() { return "[CopyFail]"; }
}
}