/// <summary>
/// Tries to deserialized instance of <see cref="ServiceResourceError"/> to its object equivalent.
/// A return value indicates whether the conversion succeeded or failed.
/// </summary>
/// <param name="input">A stream that contains a serialized instance of <see cref="ServiceResourceError"/> to convert.</param>
/// <param name="result">When the method returns, contains the deserialized <see cref="ServiceResourceError"/> object,
/// if the conversion succeeded, or <c>null</c>, if the conversion failed.</param>
/// <returns><c>true</c> if the input parameter is successfully converted; otherwise, <c>false</c>.</returns>
public static bool TryParse(string input, out ServiceResourceError result)
{
result = null;
if (input == null)
{
return false;
}
// Deserialize the stream using DataContractSerializer.
try
{
using (XmlDictionaryReader xmlReader = XmlDictionaryReader.CreateTextReader(
Encoding.UTF8.GetBytes(input),
new XmlDictionaryReaderQuotas()))
{
DataContractSerializer serializer = new DataContractSerializer(typeof(ServiceResourceError));
result = (ServiceResourceError)serializer.ReadObject(xmlReader, true);
return true;
}
}
catch (Exception)
{
}
return false;
}
/// <summary>
/// Tries to deserialized instance of <see cref="ServiceResourceError"/> to its object equivalent.
/// A return value indicates whether the conversion succeeded or failed.
/// </summary>
/// <param name="input">A stream that contains a serialized instance of <see cref="ServiceResourceError"/> to convert.</param>
/// <param name="result">When the method returns, contains the deserialized <see cref="ServiceResourceError"/> object,
/// if the conversion succeeded, or <c>null</c>, if the conversion failed.</param>
/// <returns><c>true</c> if the input parameter is successfully converted; otherwise, <c>false</c>.</returns>
public static bool TryParse(string input, out ServiceResourceError result)
{
result = null;
if (input == null)
{
return(false);
}
// Deserialize the stream using DataContractSerializer.
try
{
using (XmlDictionaryReader xmlReader = XmlDictionaryReader.CreateTextReader(
Encoding.UTF8.GetBytes(input),
new XmlDictionaryReaderQuotas()))
{
DataContractSerializer serializer = new DataContractSerializer(typeof(ServiceResourceError));
result = (ServiceResourceError)serializer.ReadObject(xmlReader, true);
return(true);
}
}
catch (Exception)
{
}
return(false);
}
/// <summary>
/// Retrieves the exception details contained in the exception and wrap it in a PowerShell <see cref="ErrorRecord"/>.
/// </summary>
/// <param name="exception">The exception containing the error details.</param>
/// <param name="errorRecord">An output parameter for the error record containing the error details.</param>
/// <param name="requestId">An output parameter for the request Id present in the reponse headers.</param>
public static void RetrieveExceptionDetails(Exception exception, out ErrorRecord errorRecord, out string requestId)
{
errorRecord = null;
requestId = null;
// Look for known exceptions through the exceptions and inner exceptions
Exception innerException = exception;
while (innerException != null)
{
WebException webException = innerException as WebException;
if ((webException != null) &&
(webException.Response != null))
{
HttpWebResponse response = webException.Response as HttpWebResponse;
// Extract the request Ids and write them as warnings
if (response.Headers != null)
{
requestId = response.Headers[Constants.RequestIdHeaderName];
}
using (Stream responseStream = response.GetResponseStream())
{
responseStream.Seek(0, SeekOrigin.Begin);
// Check if it's a service resource error message
ServiceResourceError serviceResourceError;
if (ServiceResourceError.TryParse(responseStream, out serviceResourceError))
{
errorRecord = new ErrorRecord(new CommunicationException(serviceResourceError.Message), string.Empty, ErrorCategory.InvalidOperation, null);
break;
}
responseStream.Seek(0, SeekOrigin.Begin);
// Check if it's a database management error message
SqlDatabaseManagementError databaseManagementError;
if (SqlDatabaseManagementError.TryParse(responseStream, out databaseManagementError))
{
string errorDetails = string.Format(
CultureInfo.InvariantCulture,
Resources.DatabaseManagementErrorFormat,
databaseManagementError.Code,
databaseManagementError.Message);
errorRecord = new ErrorRecord(new CommunicationException(errorDetails), string.Empty, ErrorCategory.InvalidOperation, null);
break;
}
}
// Check if it's a not found message
if (response.StatusCode == HttpStatusCode.NotFound)
{
string message = string.Format(CultureInfo.InvariantCulture, Resources.UriDoesNotExist, response.ResponseUri.AbsoluteUri);
string errorDetails = string.Format(
CultureInfo.InvariantCulture,
Resources.DatabaseManagementErrorFormat,
response.StatusCode.ToString(),
message);
errorRecord = new ErrorRecord(new CommunicationException(errorDetails), string.Empty, ErrorCategory.InvalidOperation, null);
break;
}
}
innerException = innerException.InnerException;
}
// If it's here, it was an unknown exception, wrap the original exception as is.
if (errorRecord == null)
{
errorRecord = new ErrorRecord(exception, string.Empty, ErrorCategory.NotSpecified, null);
}
}