private void ReadFrom(XmlDictionaryReader reader)
        {
            try
            {
                reader.ReadFullStartElement(this.coordinationXmlDictionaryStrings.CreateCoordinationContext, this.coordinationXmlDictionaryStrings.Namespace);
                if (reader.IsStartElement(this.coordinationXmlDictionaryStrings.Expires, this.coordinationXmlDictionaryStrings.Namespace))
                {
                    int num = reader.ReadElementContentAsInt();
                    if (num < 0)
                    {
                        throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidMessageException(Microsoft.Transactions.SR.GetString("InvalidMessageBody")));
                    }
                    this.expiration     = (uint)num;
                    this.expiresPresent = true;
                }
                if (reader.IsStartElement(this.coordinationXmlDictionaryStrings.CurrentContext, this.coordinationXmlDictionaryStrings.Namespace))
                {
                    this.CurrentContext = CoordinationContext.ReadFrom(reader, this.coordinationXmlDictionaryStrings.CurrentContext, this.coordinationXmlDictionaryStrings.Namespace, this.protocolVersion);
                }
                reader.MoveToStartElement(this.coordinationXmlDictionaryStrings.CoordinationType, this.coordinationXmlDictionaryStrings.Namespace);
                if (reader.ReadElementContentAsString().Trim() != this.atomicTransactionStrings.Namespace)
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidMessageException(Microsoft.Transactions.SR.GetString("InvalidMessageBody")));
                }
                if (!reader.IsStartElement(XD.DotNetAtomicTransactionExternalDictionary.IsolationLevel, XD.DotNetAtomicTransactionExternalDictionary.Namespace))
                {
                    goto Label_016B;
                }
                this.IsolationLevel = (System.Transactions.IsolationLevel)reader.ReadElementContentAsInt();
                if (((this.IsolationLevel >= System.Transactions.IsolationLevel.Serializable) && (this.IsolationLevel <= System.Transactions.IsolationLevel.Unspecified)) && (this.IsolationLevel != System.Transactions.IsolationLevel.Snapshot))
                {
                    goto Label_016B;
                }
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidMessageException(Microsoft.Transactions.SR.GetString("InvalidMessageBody")));
Label_0165:
                reader.Skip();
Label_016B:
                if (reader.IsStartElement())
                {
                    goto Label_0165;
                }
                reader.ReadEndElement();
            }
            catch (XmlException exception)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidMessageException(Microsoft.Transactions.SR.GetString("InvalidMessageBody"), exception));
            }
            catch (InvalidCoordinationContextException exception2)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidMessageException(Microsoft.Transactions.SR.GetString("InvalidMessageBody"), exception2));
            }
        }