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public static Create ( |
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/// <summary>
/// Checks that the filter is valid.
/// </summary>
public ServiceResult Validate()
{
// check deadband type enumeration.
if ((int)DeadbandType < (int)Opc.Ua.DeadbandType.None ||
(int)DeadbandType > (int)Opc.Ua.DeadbandType.Percent)
{
return(ServiceResult.Create(
StatusCodes.BadDeadbandFilterInvalid,
"Deadband type '{0}' is not recognized.",
DeadbandType));
}
// check data change trigger enumeration.
if ((int)Trigger < (int)DataChangeTrigger.Status ||
(int)Trigger > (int)DataChangeTrigger.StatusValueTimestamp)
{
return(ServiceResult.Create(
StatusCodes.BadDeadbandFilterInvalid,
"Deadband trigger '{0}' is not recognized.",
Trigger));
}
// deadband value must always be greater than 0.
if (DeadbandValue < 0)
{
return(ServiceResult.Create(
StatusCodes.BadDeadbandFilterInvalid,
"Deadband value '{0}' cannot be less than zero.",
DeadbandValue));
}
// deadband percentage must be less than 100.
if ((int)DeadbandType == (int)Opc.Ua.DeadbandType.Percent)
{
if (DeadbandValue > 100)
{
return(ServiceResult.Create(
StatusCodes.BadDeadbandFilterInvalid,
"Percentage deadband value '{0}' cannot be greater than 100.",
DeadbandValue));
}
}
// passed initial validation.
return(ServiceResult.Good);
}
/// <summary>
/// Creates a fault message.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="exception">The exception.</param>
/// <returns>A fault message.</returns>
protected static Exception CreateSoapFault(IServiceRequest request, Exception exception)
{
ServiceFault fault = CreateFault(request, exception);
// get the error from the header.
ServiceResult error = fault.ResponseHeader.ServiceResult;
if (error == null)
{
error = ServiceResult.Create(StatusCodes.BadUnexpectedError, "An unknown error occurred.");
}
// construct the fault code and fault reason.
string codeName = StatusCodes.GetBrowseName(error.Code);
return(new ServiceResultException((uint)error.StatusCode, codeName, exception));
}
/// <summary>
/// Validates the operand (sets the ParsedBrowsePath and ParsedIndexRange properties).
/// </summary>
public override ServiceResult Validate(FilterContext context, int index)
{
m_validated = false;
// verify attribute id.
if (!Attributes.IsValid(m_attributeId))
{
return(ServiceResult.Create(
StatusCodes.BadAttributeIdInvalid,
"SimpleAttributeOperand does not specify a valid AttributeId ({0}).",
m_attributeId));
}
// initialize as empty.
m_parsedIndexRange = NumericRange.Empty;
// parse the index range.
if (!String.IsNullOrEmpty(m_indexRange))
{
try
{
m_parsedIndexRange = NumericRange.Parse(m_indexRange);
}
catch (Exception e)
{
return(ServiceResult.Create(
e,
StatusCodes.BadIndexRangeInvalid,
"SimpleAttributeOperand does not specify a valid BrowsePath ({0}).",
m_indexRange));
}
if (m_attributeId != Attributes.Value)
{
return(ServiceResult.Create(
StatusCodes.BadIndexRangeInvalid,
"SimpleAttributeOperand specifies an IndexRange for an Attribute other than Value ({0}).",
m_attributeId));
}
}
m_validated = true;
return(ServiceResult.Good);
}
/// <summary>
/// Validates a software certificate.
/// </summary>
public static ServiceResult Validate(
CertificateValidator validator,
byte[] signedCertificate,
out SoftwareCertificate softwareCertificate)
{
softwareCertificate = null;
// validate the certificate.
X509Certificate2 certificate = null;
try
{
certificate = new X509Certificate2(signedCertificate);
validator.Validate(certificate);
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadDecodingError, "Could not decode software certificate body."));
}
// find the software certficate.
byte[] encodedData = null;
if (encodedData == null)
{
return(ServiceResult.Create(StatusCodes.BadCertificateInvalid, "Could not find extension containing the software certficate."));
}
try
{
MemoryStream istrm = new MemoryStream(encodedData, false);
DataContractSerializer serializer = new DataContractSerializer(typeof(SoftwareCertificate));
softwareCertificate = (SoftwareCertificate)serializer.ReadObject(istrm);
softwareCertificate.SignedCertificate = certificate;
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadCertificateInvalid, "Certificate does not contain a valid SoftwareCertificate body."));
}
// certificate is valid.
return(ServiceResult.Good);
}
/// <summary>
/// Creates a fault message.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="exception">The exception.</param>
/// <returns>A fault message.</returns>
protected static Exception CreateSoapFault(IServiceRequest request, Exception exception)
{
ServiceFault fault = CreateFault(request, exception);
// get the error from the header.
ServiceResult error = fault.ResponseHeader.ServiceResult;
if (error == null)
{
error = ServiceResult.Create(StatusCodes.BadUnexpectedError, "An unknown error occurred.");
}
// construct the fault code and fault reason.
string codeName = StatusCodes.GetBrowseName(error.Code);
FaultCode code = null;
FaultReason reason = null;
if (!LocalizedText.IsNullOrEmpty(error.LocalizedText))
{
reason = new FaultReason(new FaultReasonText(Utils.Format("{0}", error.LocalizedText),
CultureInfo.InvariantCulture));
}
else
{
reason = new FaultReason(new FaultReasonText(codeName, CultureInfo.InvariantCulture));
}
if (!String.IsNullOrEmpty(error.SymbolicId))
{
FaultCode subcode = new FaultCode(error.SymbolicId, error.NamespaceUri);
code = new FaultCode(codeName, Namespaces.OpcUa, subcode);
}
else
{
code = new FaultCode(codeName, Namespaces.OpcUa);
}
// throw the fault.
return(new FaultException <ServiceFault>(fault, reason, code));
}
/// <summary>
/// Validates a read value id parameter.
/// </summary>
public static ServiceResult Validate(HistoryReadValueId valueId)
{
// check for null structure.
if (valueId == null)
{
return(StatusCodes.BadStructureMissing);
}
// null node ids are always invalid.
if (NodeId.IsNull(valueId.NodeId))
{
return(StatusCodes.BadNodeIdInvalid);
}
// initialize as empty.
valueId.ParsedIndexRange = NumericRange.Empty;
// parse the index range if specified.
if (!String.IsNullOrEmpty(valueId.IndexRange))
{
try
{
valueId.ParsedIndexRange = NumericRange.Parse(valueId.IndexRange);
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadIndexRangeInvalid, String.Empty));
}
}
else
{
valueId.ParsedIndexRange = NumericRange.Empty;
}
// passed basic validation.
return(null);
}
/// <summary>
/// Does any processing before a condition is enabled or disabled.
/// </summary>
/// <param name="context">The system context.</param>
/// <param name="enabling">True is the condition is being enabled.</param>
protected virtual ServiceResult ProcessBeforeEnableDisable(ISystemContext context, bool enabling)
{
if (enabling && this.EnabledState.Id.Value)
{
return(StatusCodes.BadConditionAlreadyEnabled);
}
if (!enabling && !this.EnabledState.Id.Value)
{
return(StatusCodes.BadConditionAlreadyDisabled);
}
if (OnEnableDisable != null)
{
try {
return(OnEnableDisable(context, this, enabling));
} catch (Exception e) {
return(ServiceResult.Create(e, StatusCodes.BadUnexpectedError,
"Unexpected error enabling or disabling a Condition."));
}
}
return(ServiceResult.Good);
}
/// <summary>
/// Validates a write value parameter.
/// </summary>
public static ServiceResult Validate(WriteValue value)
{
// check for null structure.
if (value == null)
{
return(StatusCodes.BadStructureMissing);
}
// null node ids are always invalid.
if (value.NodeId == null)
{
return(StatusCodes.BadNodeIdInvalid);
}
// must be a legimate attribute value.
if (!Attributes.IsValid(value.AttributeId))
{
return(StatusCodes.BadAttributeIdInvalid);
}
// initialize as empty.
value.ParsedIndexRange = NumericRange.Empty;
// parse the index range if specified.
if (!String.IsNullOrEmpty(value.IndexRange))
{
try
{
value.ParsedIndexRange = NumericRange.Parse(value.IndexRange);
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadIndexRangeInvalid, String.Empty));
}
// check that value provided is actually an array.
Array array = value.Value.Value as Array;
if (array == null)
{
return(StatusCodes.BadTypeMismatch);
}
NumericRange range = value.ParsedIndexRange;
// check that the number of elements to write matches the index range.
if (range.End >= 0 && (range.End - range.Begin != array.Length - 1))
{
return(StatusCodes.BadIndexRangeNoData);
}
// check for single element.
if (range.End < 0 && array.Length != 1)
{
return(StatusCodes.BadIndexRangeInvalid);
}
}
else
{
value.ParsedIndexRange = NumericRange.Empty;
}
// passed basic validation.
return(null);
}
/// <summary>
/// Applies the data encoding to the value.
/// </summary>
public static ServiceResult ApplyDataEncoding(ServiceMessageContext context, QualifiedName dataEncoding, ref object value)
{
// check if nothing to do.
if (QualifiedName.IsNull(dataEncoding) || value == null)
{
return(ServiceResult.Good);
}
// check for supported encoding type.
if (dataEncoding.NamespaceIndex != 0)
{
return(StatusCodes.BadDataEncodingUnsupported);
}
bool useXml = dataEncoding.Name == DefaultXml;
if (!useXml && dataEncoding.Name != DefaultBinary)
{
return(StatusCodes.BadDataEncodingUnsupported);
}
try
{
// check for array of encodeables.
IList <IEncodeable> encodeables = value as IList <IEncodeable>;
if (encodeables == null)
{
// check for array of extension objects.
IList <ExtensionObject> extensions = value as IList <ExtensionObject>;
if (extensions != null)
{
// convert extension objects to encodeables.
encodeables = new IEncodeable[extensions.Count];
for (int ii = 0; ii < encodeables.Count; ii++)
{
if (ExtensionObject.IsNull(extensions[ii]))
{
encodeables[ii] = null;
continue;
}
IEncodeable element = extensions[ii].Body as IEncodeable;
if (element == null)
{
return(StatusCodes.BadTypeMismatch);
}
encodeables[ii] = element;
}
}
}
// apply data encoding to the array.
if (encodeables != null)
{
ExtensionObject[] extensions = new ExtensionObject[encodeables.Count];
for (int ii = 0; ii < extensions.Length; ii++)
{
extensions[ii] = Encode(context, encodeables[ii], useXml);
}
value = extensions;
return(ServiceResult.Good);
}
// check for scalar value.
IEncodeable encodeable = value as IEncodeable;
if (encodeable == null)
{
ExtensionObject extension = value as ExtensionObject;
if (extension == null)
{
return(StatusCodes.BadDataEncodingUnsupported);
}
encodeable = extension.Body as IEncodeable;
}
if (encodeable == null)
{
return(StatusCodes.BadDataEncodingUnsupported);
}
// do conversion.
value = Encode(context, encodeable, useXml);
return(ServiceResult.Good);
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadTypeMismatch, "Could not convert value to requested format."));
}
}
private static ServiceResult CheckChainStatus(X509ChainStatus status, CertificateIdentifier id, CertificateIdentifier issuer, bool isIssuer)
{
switch (status.Status)
{
case X509ChainStatusFlags.NotValidForUsage:
{
return(ServiceResult.Create(
(isIssuer) ? StatusCodes.BadCertificateUseNotAllowed : StatusCodes.BadCertificateIssuerUseNotAllowed,
"Certificate may not be used as an application instance certificate. {0}: {1}",
status.Status,
status.StatusInformation));
}
case X509ChainStatusFlags.NoError:
case X509ChainStatusFlags.OfflineRevocation:
case X509ChainStatusFlags.InvalidBasicConstraints:
case X509ChainStatusFlags.PartialChain:
{
break;
}
case X509ChainStatusFlags.UntrustedRoot:
{
// ignore this error because the root check is done
// by looking the certificate up in the trusted issuer stores passed to the validator.
// the ChainStatus uses the Windows trusted issuer stores.
break;
}
case X509ChainStatusFlags.RevocationStatusUnknown:
{
if (issuer != null)
{
if ((issuer.ValidationOptions & CertificateValidationOptions.SuppressRevocationStatusUnknown) != 0)
{
break;
}
}
// check for meaning less errors for self-signed certificates.
if (id.Certificate != null && Utils.CompareDistinguishedName(id.Certificate.Subject, id.Certificate.Subject))
{
break;
}
return(ServiceResult.Create(
(isIssuer) ? StatusCodes.BadCertificateIssuerRevocationUnknown : StatusCodes.BadCertificateRevocationUnknown,
"Certificate revocation status cannot be verified. {0}: {1}",
status.Status,
status.StatusInformation));
}
case X509ChainStatusFlags.Revoked:
{
return(ServiceResult.Create(
(isIssuer) ? StatusCodes.BadCertificateIssuerRevoked : StatusCodes.BadCertificateRevoked,
"Certificate has been revoked. {0}: {1}",
status.Status,
status.StatusInformation));
}
case X509ChainStatusFlags.NotTimeNested:
{
if (id != null && ((id.ValidationOptions & CertificateValidationOptions.SuppressCertificateExpired) != 0))
{
break;
}
return(ServiceResult.Create(
StatusCodes.BadCertificateIssuerTimeInvalid,
"Certificate issuer validatity time does not overhas is expired or not yet valid. {0}: {1}",
status.Status,
status.StatusInformation));
}
case X509ChainStatusFlags.NotTimeValid:
{
if (id != null && ((id.ValidationOptions & CertificateValidationOptions.SuppressCertificateExpired) != 0))
{
break;
}
return(ServiceResult.Create(
(isIssuer) ? StatusCodes.BadCertificateIssuerTimeInvalid : StatusCodes.BadCertificateTimeInvalid,
"Certificate has is expired or not yet valid. {0}: {1}",
status.Status,
status.StatusInformation));
}
default:
{
return(ServiceResult.Create(
StatusCodes.BadCertificateInvalid,
"Certificate validation failed. {0}: {1}",
status.Status,
status.StatusInformation));
}
}
return(null);
}
/// <summary>
/// Validates a write value parameter.
/// </summary>
public static ServiceResult Validate(WriteValue value)
{
// check for null structure.
if (value == null)
{
return(StatusCodes.BadStructureMissing);
}
// null node ids are always invalid.
if (value.NodeId == null)
{
return(StatusCodes.BadNodeIdInvalid);
}
// must be a legimate attribute value.
if (!Attributes.IsValid(value.AttributeId))
{
return(StatusCodes.BadAttributeIdInvalid);
}
// initialize as empty.
value.ParsedIndexRange = NumericRange.Empty;
// parse the index range if specified.
if (!String.IsNullOrEmpty(value.IndexRange))
{
try
{
value.ParsedIndexRange = NumericRange.Parse(value.IndexRange);
}
catch (Exception e)
{
return(ServiceResult.Create(e, StatusCodes.BadIndexRangeInvalid, String.Empty));
}
if (value.ParsedIndexRange.SubRanges != null)
{
Matrix matrix = value.Value.Value as Matrix;
if (matrix == null)
{
// Check for String or ByteString arrays. Those DataTypes have special handling
// when using sub ranges.
bool isArrayWithValidDataType = value.Value.Value is Array &&
value.Value.WrappedValue.TypeInfo.BuiltInType == BuiltInType.String ||
value.Value.WrappedValue.TypeInfo.BuiltInType == BuiltInType.ByteString;
if (!isArrayWithValidDataType)
{
return(StatusCodes.BadTypeMismatch);
}
}
}
else
{
// check that value provided is actually an array.
Array array = value.Value.Value as Array;
string str = value.Value.Value as string;
if (array != null)
{
NumericRange range = value.ParsedIndexRange;
// check that the number of elements to write matches the index range.
if (range.End >= 0 && (range.End - range.Begin != array.Length - 1))
{
return(StatusCodes.BadIndexRangeNoData);
}
// check for single element.
if (range.End < 0 && array.Length != 1)
{
return(StatusCodes.BadIndexRangeInvalid);
}
}
else if (str != null)
{
NumericRange range = value.ParsedIndexRange;
// check that the number of elements to write matches the index range.
if (range.End >= 0 && (range.End - range.Begin != str.Length - 1))
{
return(StatusCodes.BadIndexRangeNoData);
}
// check for single element.
if (range.End < 0 && str.Length != 1)
{
return(StatusCodes.BadIndexRangeInvalid);
}
}
else
{
return(StatusCodes.BadTypeMismatch);
}
}
}
else
{
value.ParsedIndexRange = NumericRange.Empty;
}
// passed basic validation.
return(null);
}
/// <summary>
/// Validates the object.
/// </summary>
public Result Validate(FilterContext context)
{
Result result = new Result();
// check for top level error.
if (m_selectClauses == null || m_selectClauses.Count == 0)
{
result.Status = ServiceResult.Create(
StatusCodes.BadStructureMissing,
"EventFilter does not specify any Select Clauses.");
return(result);
}
if (m_whereClause == null)
{
result.Status = ServiceResult.Create(
StatusCodes.BadStructureMissing,
"EventFilter does not specify any Where Clauses.");
return(result);
}
result.Status = ServiceResult.Good;
// validate select clause.
bool error = false;
foreach (SimpleAttributeOperand clause in m_selectClauses)
{
ServiceResult clauseResult = null;
// check for null.
if (clause == null)
{
clauseResult = ServiceResult.Create(
StatusCodes.BadStructureMissing,
"EventFilterSelectClause cannot be null in EventFilter SelectClause.");
result.SelectClauseResults.Add(clauseResult);
error = true;
continue;
}
// validate clause.
clauseResult = clause.Validate(context, 0);
if (ServiceResult.IsBad(clauseResult))
{
result.SelectClauseResults.Add(clauseResult);
error = true;
continue;
}
// clause ok.
result.SelectClauseResults.Add(null);
}
if (error)
{
result.Status = StatusCodes.BadEventFilterInvalid;
}
else
{
result.SelectClauseResults.Clear();
}
// validate where clause.
result.WhereClauseResult = m_whereClause.Validate(context);
if (ServiceResult.IsBad(result.WhereClauseResult.Status))
{
result.Status = StatusCodes.BadEventFilterInvalid;
}
return(result);
}
/// <summary>
/// Validates the operand.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="index">The index.</param>
/// <returns>the result of the validation</returns>
public virtual ServiceResult Validate(FilterContext context, int index)
{
return(ServiceResult.Create(StatusCodes.BadEventFilterInvalid, "A sub-class of FilterOperand must be specified."));
}
/// <summary>
/// Validates the content filter element.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="index">The index.</param>
/// <returns>The results of the validation.</returns>
public virtual ContentFilter.ElementResult Validate(FilterContext context, int index)
{
ContentFilter.ElementResult result = new ContentFilter.ElementResult(null);
// check the number of operands.
int operandCount = -1;
switch (m_filterOperator)
{
case FilterOperator.Not:
case FilterOperator.IsNull:
case FilterOperator.InView:
case FilterOperator.OfType:
{
operandCount = 1;
break;
}
case FilterOperator.And:
case FilterOperator.Or:
case FilterOperator.Equals:
case FilterOperator.GreaterThan:
case FilterOperator.GreaterThanOrEqual:
case FilterOperator.LessThan:
case FilterOperator.LessThanOrEqual:
case FilterOperator.Like:
case FilterOperator.Cast:
{
operandCount = 2;
break;
}
case FilterOperator.Between:
{
operandCount = 3;
break;
}
case FilterOperator.RelatedTo:
{
operandCount = 4;
break;
}
case FilterOperator.InList:
{
operandCount = -1;
break;
}
default:
{
break;
}
}
if (operandCount != -1)
{
if (operandCount != m_filterOperands.Count)
{
result.Status = ServiceResult.Create(
StatusCodes.BadEventFilterInvalid,
"ContentFilterElement does not have the correct number of operands (Operator={0} OperandCount={1}).",
m_filterOperator,
operandCount);
return(result);
}
}
else
{
if (m_filterOperands.Count < 2)
{
result.Status = ServiceResult.Create(
StatusCodes.BadEventFilterInvalid,
"ContentFilterElement does not have the correct number of operands (Operator={0} OperandCount={1}).",
m_filterOperator,
m_filterOperands.Count);
return(result);
}
}
// validate the operands.
bool error = false;
for (int ii = 0; ii < m_filterOperands.Count; ii++)
{
ServiceResult operandResult = null;
ExtensionObject operand = m_filterOperands[ii];
// check for null.
if (ExtensionObject.IsNull(operand))
{
operandResult = ServiceResult.Create(
StatusCodes.BadEventFilterInvalid,
"The FilterOperand cannot be Null.");
result.OperandResults.Add(operandResult);
error = true;
continue;
}
// check that the extension object contains a filter operand.
FilterOperand filterOperand = operand.Body as FilterOperand;
if (filterOperand == null)
{
operandResult = ServiceResult.Create(
StatusCodes.BadEventFilterInvalid,
"The FilterOperand is not a supported type ({0}).",
filterOperand.GetType());
result.OperandResults.Add(operandResult);
error = true;
continue;
}
// validate the operand.
filterOperand.Parent = this;
operandResult = filterOperand.Validate(context, index);
if (ServiceResult.IsBad(operandResult))
{
result.OperandResults.Add(operandResult);
error = true;
continue;
}
result.OperandResults.Add(null);
}
// ensure the global error code.
if (error)
{
result.Status = StatusCodes.BadContentFilterInvalid;
}
else
{
result.OperandResults.Clear();
}
return(result);
}
/// <summary>
/// Parses a string representing a numeric range.
/// </summary>
/// <param name="textToParse">The text to parse, prior to checking it is within the allowed range</param>
/// <param name="range">The parsed range.</param>
/// <returns>The reason for any error.</returns>
public static ServiceResult Validate(string textToParse, out NumericRange range)
{
range = NumericRange.Empty;
if (String.IsNullOrEmpty(textToParse))
{
return(ServiceResult.Good);
}
// check for multidimensional ranges.
int index = textToParse.IndexOf(',');
if (index >= 0)
{
int start = 0;
List <NumericRange> subranges = new List <NumericRange>();
for (int ii = 0; ii < textToParse.Length; ii++)
{
char ch = textToParse[ii];
if (ch == ',' || ii == textToParse.Length - 1)
{
NumericRange subrange = new NumericRange();
string subtext = (ch == ',') ? textToParse.Substring(start, ii - start) : textToParse.Substring(start);
ServiceResult result = Validate(subtext, out subrange);
if (ServiceResult.IsBad(result))
{
return(result);
}
subranges.Add(subrange);
start = ii + 1;
}
}
// must have at least two entries.
if (subranges.Count < 2)
{
return(StatusCodes.BadIndexRangeInvalid);
}
range.m_begin = subranges[0].Begin;
range.m_end = subranges[0].End;
range.m_subranges = subranges.ToArray();
return(ServiceResult.Good);
}
try
{
index = textToParse.IndexOf(':');
if (index != -1)
{
range.Begin = Convert.ToInt32(textToParse.Substring(0, index), CultureInfo.InvariantCulture);
range.End = Convert.ToInt32(textToParse.Substring(index + 1), CultureInfo.InvariantCulture);
if (range.End < 0)
{
return(ServiceResult.Create(
StatusCodes.BadIndexRangeInvalid,
"NumericRange does not have a valid end index ({0}).",
range.End));
}
if (range.Begin >= range.End)
{
return(ServiceResult.Create(
StatusCodes.BadIndexRangeInvalid,
"NumericRange does not have a start index that is less than the end index ({0}).",
range));
}
}
else
{
range.Begin = Convert.ToInt32(textToParse, CultureInfo.InvariantCulture);
range.End = -1;
}
if (range.Begin < 0)
{
return(ServiceResult.Create(
StatusCodes.BadIndexRangeInvalid,
"NumericRange does not have a valid start index ({0}).",
range.Begin));
}
}
catch (Exception e)
{
return(ServiceResult.Create(
e,
StatusCodes.BadIndexRangeInvalid,
"NumericRange cannot be parsed ({0}).",
textToParse));
}
return(ServiceResult.Good);
}
/// <summary>
/// Initializes the exception with a message and an exception.
/// </summary>
public ServiceResultException(Exception e, uint defaultCode) : base(e.Message, e)
{
m_status = ServiceResult.Create(e, defaultCode, String.Empty);
}
