private void HashFolderMessages(WellKnownFolderType wkfType, HashSet <byte[]> hashset)
{
MrsTracer.Service.Debug("Enumerating target {0} folder to check for deleted messages", new object[]
{
wkfType
});
FolderMapping wellKnownFolder = this.DestHierarchy.GetWellKnownFolder(wkfType);
if (wellKnownFolder != null)
{
using (IDestinationFolder folder = base.DestMailbox.GetFolder(wellKnownFolder.EntryId))
{
if (folder != null)
{
List <MessageRec> list = folder.EnumerateMessages(EnumerateMessagesFlags.RegularMessages, this.GetEnumerateMessagesPropsForContentVerification(MailboxWrapperFlags.Target));
foreach (MessageRec messageRec in list)
{
byte[] array = messageRec[this.DestHierarchy.SourceEntryIDPtag] as byte[];
if (array != null && !hashset.Contains(array))
{
hashset.Add(array);
}
}
}
}
}
}