internal ExceptionOptions(ExceptionOptions options, int currentIndent)
{
this.CurrentIndentLevel = currentIndent;
this.IndentSpaces = options.IndentSpaces;
this.OmitNullProperties = options.OmitNullProperties;
}
/// <summary>
/// translate exception object to string, with additional system info
/// The serializable exception object is much easier to work with, serialize, convert to string
/// or retrieve specific information from.
/// </summary>
/// <param name="ex"></param>
/// <returns></returns>
public static string ToString(this Exception ex, ExceptionOptions options)
{
if (ex == null)
{
return(string.Empty);
}
StringBuilder sb = new StringBuilder();
try
{
// grab some extended information for the exception
var extendedProps = new List <KeyValuePair <string, object> >();
// only need the extended properties once
if (options.CurrentIndentLevel == 0)
{
sb.AppendLine(string.Format("{0}Exception: {1}", options.Indent, ex.GetType().FullName));
extendedProps.Add(new KeyValuePair <string, object>("Type", ex.GetType().FullName));
extendedProps.Add(new KeyValuePair <string, object>("Date and Time", DateTime.Now.ToString()));
extendedProps.Add(new KeyValuePair <string, object>("Machine Name", Environment.MachineName));
extendedProps.Add(new KeyValuePair <string, object>("Current IP", Utilities.GetCurrentIP()));
extendedProps.Add(new KeyValuePair <string, object>("Current User", Utilities.GetUserIdentity()));
extendedProps.Add(new KeyValuePair <string, object>("Application Domain", System.AppDomain.CurrentDomain.FriendlyName));
extendedProps.Add(new KeyValuePair <string, object>("Assembly Codebase", Utilities.ParentAssembly.CodeBase));
extendedProps.Add(new KeyValuePair <string, object>("Assembly Fullname", Utilities.ParentAssembly.FullName));
extendedProps.Add(new KeyValuePair <string, object>("Assembly Version", Utilities.ParentAssembly.GetName().Version.ToString()));
extendedProps.Add(new KeyValuePair <string, object>("Assembly Build Date", Utilities.GetAssemblyBuildDate(Utilities.ParentAssembly).ToString()));
}
// gather up all the properties of the Exception, plus the extended info above
// sort it, and render to a stringbuilder
foreach (KeyValuePair <string, object> item in ex
.GetType()
.GetProperties()
.Select(x => new KeyValuePair <string, object>(x.Name, x))
.Concat(extendedProps)
.OrderByDescending(x => string.Equals(x.Key, "Type", StringComparison.Ordinal))
.ThenByDescending(x => string.Equals(x.Key, nameof(ex.Message), StringComparison.Ordinal))
.ThenByDescending(x => string.Equals(x.Key, nameof(ex.Source), StringComparison.Ordinal))
.ThenBy(x => string.Equals(x.Key, nameof(ex.InnerException), StringComparison.Ordinal))
.ThenBy(x => string.Equals(x.Key, nameof(AggregateException.InnerExceptions), StringComparison.Ordinal))
.ThenBy(x => x.Key))
{
object value = item.Value;
if (item.Key == "StackTrace")
{
//handle the stacktrace special
var buf = new StackTrace(ex).ToString(true).TrimEnd('\r', '\n').Replace("\r\n", string.Format("\r\n{0, -23}", "")).TrimEnd();
if (string.IsNullOrEmpty(buf) && options.OmitNullProperties)
{
continue;
}
value = buf;
}
else if (item.Value is PropertyInfo)
{
value = (item.Value as PropertyInfo).GetValue(ex, null);
if (value == null || (value is string && string.IsNullOrEmpty((string)value)))
{
if (options.OmitNullProperties)
{
continue;
}
else
{
value = string.Empty;
}
}
}
sb.AppendValue(item.Key, value, options);
}
return(sb.ToString().TrimEnd('\r', '\n'));
}
catch (Exception ex2)
{
sb.Clear();
sb.AppendLine(string.Format("{0} Error '{1}' while generating exception description", ex2.GetType().Name, ex2.Message));
}
return(sb.ToString());
}
