internal static void WriteAckRanges(XmlDictionaryWriter writer, ReliableMessagingVersion reliableMessagingVersion, UniqueId sequenceId, SequenceRangeCollection ranges)
{
WsrmFeb2005Dictionary dictionary = XD.WsrmFeb2005Dictionary;
XmlDictionaryString namespaceUri = WsrmIndex.GetNamespace(reliableMessagingVersion);
writer.WriteStartElement(dictionary.Identifier, namespaceUri);
writer.WriteValue(sequenceId);
writer.WriteEndElement();
if (ranges.Count == 0)
{
if (reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessagingFebruary2005)
{
ranges = ranges.MergeWith((long)0L);
}
else if (reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11)
{
writer.WriteStartElement(DXD.Wsrm11Dictionary.None, namespaceUri);
writer.WriteEndElement();
}
}
for (int i = 0; i < ranges.Count; i++)
{
writer.WriteStartElement(dictionary.AcknowledgementRange, namespaceUri);
writer.WriteStartAttribute(dictionary.Lower, null);
SequenceRange range = ranges[i];
writer.WriteValue(range.Lower);
writer.WriteEndAttribute();
writer.WriteStartAttribute(dictionary.Upper, null);
SequenceRange range2 = ranges[i];
writer.WriteValue(range2.Upper);
writer.WriteEndAttribute();
writer.WriteEndElement();
}
}
public static bool CanMerge(long sequenceNumber, SequenceRangeCollection ranges)
{
if (ranges.Count < ReliableMessagingConstants.MaxSequenceRanges)
{
return(true);
}
ranges = ranges.MergeWith(sequenceNumber);
return(ranges.Count <= ReliableMessagingConstants.MaxSequenceRanges);
}
internal static void ReadAck(ReliableMessagingVersion reliableMessagingVersion, XmlDictionaryReader reader, out UniqueId sequenceId, out SequenceRangeCollection rangeCollection, out bool final)
{
WsrmFeb2005Dictionary dictionary = XD.WsrmFeb2005Dictionary;
XmlDictionaryString namespaceUri = WsrmIndex.GetNamespace(reliableMessagingVersion);
reader.ReadStartElement(dictionary.SequenceAcknowledgement, namespaceUri);
reader.ReadStartElement(dictionary.Identifier, namespaceUri);
sequenceId = reader.ReadContentAsUniqueId();
reader.ReadEndElement();
bool allowZero = reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessagingFebruary2005;
rangeCollection = SequenceRangeCollection.Empty;
while (reader.IsStartElement(dictionary.AcknowledgementRange, namespaceUri))
{
reader.MoveToAttribute("Lower");
long lower = WsrmUtilities.ReadSequenceNumber(reader, allowZero);
reader.MoveToAttribute("Upper");
long upper = WsrmUtilities.ReadSequenceNumber(reader, allowZero);
if ((((lower < 0L) || (lower > upper)) || (((reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessagingFebruary2005) && (lower == 0L)) && (upper > 0L))) || ((reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11) && (lower == 0L)))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("InvalidSequenceRange", new object[] { lower, upper })));
}
rangeCollection = rangeCollection.MergeWith(new SequenceRange(lower, upper));
reader.MoveToElement();
WsrmUtilities.ReadEmptyElement(reader);
}
bool flag2 = rangeCollection.Count > 0;
final = false;
if (reliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11)
{
Wsrm11Dictionary dictionary2 = DXD.Wsrm11Dictionary;
if (reader.IsStartElement(dictionary2.None, namespaceUri))
{
if (flag2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("UnexpectedXmlChildNode", new object[] { reader.Name, reader.NodeType, dictionary.SequenceAcknowledgement })));
}
WsrmUtilities.ReadEmptyElement(reader);
flag2 = true;
}
if (reader.IsStartElement(dictionary2.Final, namespaceUri))
{
if (!flag2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("UnexpectedXmlChildNode", new object[] { reader.Name, reader.NodeType, dictionary.SequenceAcknowledgement })));
}
WsrmUtilities.ReadEmptyElement(reader);
final = true;
}
}
bool flag4 = false;
while (reader.IsStartElement(dictionary.Nack, namespaceUri))
{
if (flag2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("UnexpectedXmlChildNode", new object[] { reader.Name, reader.NodeType, "Body" })));
}
reader.ReadStartElement();
WsrmUtilities.ReadSequenceNumber(reader, true);
reader.ReadEndElement();
flag4 = true;
}
if (!flag2 && !flag4)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("UnexpectedXmlChildNode", new object[] { reader.Name, reader.NodeType, "Body" })));
}
}
