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//------------------------------------------------------------------------------
// <copyright file="XslException.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
using System.CodeDom.Compiler;
using System.Diagnostics;
using System.Globalization;
using System.Resources;
using System.Runtime.Serialization;
using System.Security.Permissions;
using System.Text;
namespace System.Xml.Xsl {
using Res = System.Xml.Utils.Res;
[Serializable]
internal class XslTransformException : XsltException {
protected XslTransformException(SerializationInfo info, StreamingContext context)
: base(info, context) {}
public XslTransformException(Exception inner, string res, params string[] args)
: base(CreateMessage(res, args), inner) {}
public XslTransformException(string message)
: base(CreateMessage(message, null), null) {}
internal XslTransformException(string res, params string[] args)
: this(null, res, args) {}
internal static string CreateMessage(string res, params string[] args) {
string message = null;
try {
message = Res.GetString(res, args);
}
catch (MissingManifestResourceException) {
}
if (message != null) {
return message;
}
StringBuilder sb = new StringBuilder(res);
if (args != null && args.Length > 0) {
Debug.Fail("Resource string '" + res + "' was not found");
sb.Append('(');
sb.Append(args[0]);
for (int idx = 1; idx < args.Length; idx++) {
sb.Append(", ");
sb.Append(args[idx]);
}
sb.Append(')');
}
return sb.ToString();
}
internal virtual string FormatDetailedMessage() {
return Message;
}
public override string ToString() {
string result = this.GetType().FullName;
string info = FormatDetailedMessage();
if (info != null && info.Length > 0) {
result += ": " + info;
}
if (InnerException != null) {
result += " ---> " + InnerException.ToString() + Environment.NewLine + " " + CreateMessage(Res.Xml_EndOfInnerExceptionStack);
}
if (StackTrace != null) {
result += Environment.NewLine + StackTrace;
}
return result;
}
}
[Serializable]
internal class XslLoadException : XslTransformException {
ISourceLineInfo lineInfo;
protected XslLoadException (SerializationInfo info, StreamingContext context)
: base(info, context)
{
bool hasLineInfo = (bool) info.GetValue("hasLineInfo", typeof(bool));
if (hasLineInfo) {
string uriString;
int startLine, startPos, endLine, endPos;
uriString = (string) info.GetValue("Uri" , typeof(string ));
startLine = (int) info.GetValue("StartLine" , typeof(int ));
startPos = (int) info.GetValue("StartPos" , typeof(int ));
endLine = (int) info.GetValue("EndLine" , typeof(int ));
endPos = (int) info.GetValue("EndPos" , typeof(int ));
lineInfo = new SourceLineInfo(uriString, startLine, startPos, endLine, endPos);
}
}
[SecurityPermissionAttribute(SecurityAction.LinkDemand, SerializationFormatter=true)]
public override void GetObjectData(SerializationInfo info, StreamingContext context) {
base.GetObjectData(info, context);
info.AddValue("hasLineInfo" , lineInfo != null);
if (lineInfo != null) {
info.AddValue("Uri" , lineInfo.Uri);
info.AddValue("StartLine", lineInfo.Start.Line);
info.AddValue("StartPos" , lineInfo.Start.Pos );
info.AddValue("EndLine" , lineInfo.End.Line);
info.AddValue("EndPos" , lineInfo.End.Pos );
}
}
internal XslLoadException(string res, params string[] args)
: base(null, res, args) {}
internal XslLoadException(Exception inner, ISourceLineInfo lineInfo)
: base(inner, Res.Xslt_CompileError2, null)
{
SetSourceLineInfo(lineInfo);
}
#if !DISABLE_XSLT_SCRIPT
internal XslLoadException(CompilerError error)
: base(Res.Xml_UserException, new string[] { error.ErrorText })
{
int errorLine = error.Line;
int errorColumn = error.Column;
if (errorLine == 0) {
// If the compiler reported error on Line 0 - ignore columns,
// 0 means it doesn't know where the error was and our SourceLineInfo
// expects either all zeroes or all non-zeroes
errorColumn = 0;
}
else {
if (errorColumn == 0) {
// In this situation the compiler returned for example Line 10, Column 0.
// This means that the compiler knows the line of the error, but it doesn't
// know (or support) the column part of the location.
// Since we don't allow column 0 (as it's invalid), let's turn it into 1 (the begining of the line)
errorColumn = 1;
}
}
SetSourceLineInfo(new SourceLineInfo(error.FileName, errorLine, errorColumn, errorLine, errorColumn));
}
#endif
internal void SetSourceLineInfo(ISourceLineInfo lineInfo) {
Debug.Assert(lineInfo == null || lineInfo.Uri != null);
this.lineInfo = lineInfo;
}
public override string SourceUri {
get { return lineInfo != null ? lineInfo.Uri : null; }
}
public override int LineNumber {
get { return lineInfo != null ? lineInfo.Start.Line : 0; }
}
public override int LinePosition {
get { return lineInfo != null ? lineInfo.Start.Pos : 0; }
}
private static string AppendLineInfoMessage(string message, ISourceLineInfo lineInfo) {
if (lineInfo != null) {
string fileName = SourceLineInfo.GetFileName(lineInfo.Uri);
string lineInfoMessage = CreateMessage(Res.Xml_ErrorFilePosition, fileName, lineInfo.Start.Line.ToString(CultureInfo.InvariantCulture), lineInfo.Start.Pos.ToString(CultureInfo.InvariantCulture));
if (lineInfoMessage != null && lineInfoMessage.Length > 0) {
if (message.Length > 0 && !XmlCharType.Instance.IsWhiteSpace(message[message.Length - 1])) {
message += " ";
}
message += lineInfoMessage;
}
}
return message;
}
internal static string CreateMessage(ISourceLineInfo lineInfo, string res, params string[] args) {
return AppendLineInfoMessage(CreateMessage(res, args), lineInfo);
}
internal override string FormatDetailedMessage() {
return AppendLineInfoMessage(Message, lineInfo);
}
}
}
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