// This common method used for both folders and files places the item in the SubItems list
// of the appropriate parent folder, and also adds the item to the directSubItems list to be
// returned on this call if and only if item is a direct child of the folderDiffItem argument
// of GetFolderSubDiffItems().
private void ProcessSubItem(
TfsVCDiffItem tfsDiffItem,
TfsVCDiffItem topFolderDiffItem,
List <IVCDiffItem> directSubItems,
bool addSubItemToContainingFolderItem)
{
string containingFolderPath = VersionControlPath.GetFolderName(tfsDiffItem.ServerPath);
if (addSubItemToContainingFolderItem)
{
TfsVCDiffItem containingFolderItem;
if (!m_cachedFolderItems.TryGetValue(containingFolderPath, out containingFolderItem))
{
TraceManager.TraceWarning(String.Format(CultureInfo.InvariantCulture, TfsVCAdapterResource.ContainingFolderNotFound,
tfsDiffItem.ServerPath));
return;
}
containingFolderItem.SubItems.Add(tfsDiffItem);
}
if (string.Equals(topFolderDiffItem.ServerPath, containingFolderPath, StringComparison.InvariantCultureIgnoreCase))
{
directSubItems.Add(tfsDiffItem);
}
}
public IVCDiffItem InitializeForDiff(string treeFilterSpecifier, string version)
{
string tfsTreeRoot = VersionControlPath.GetFullPath(treeFilterSpecifier);
if (string.IsNullOrEmpty(version))
{
m_versionSpec = VersionSpec.Latest;
}
else
{
m_versionSpec = VersionSpec.ParseSingleSpec(version, null);
}
TfsVCDiffItem rootDiffItem = null;
List <IVCDiffItem> subDiffItems = new List <IVCDiffItem>();
ItemSet tfsItemSet = m_tfsClient.GetItems(tfsTreeRoot, m_versionSpec, RecursionType.OneLevel);
foreach (Item item in tfsItemSet.Items)
{
if (string.Equals(item.ServerItem, tfsTreeRoot, StringComparison.OrdinalIgnoreCase))
{
rootDiffItem = new TfsVCDiffItem(item, 0);
}
else
{
TfsVCDiffItem diffItem = new TfsVCDiffItem(item, 1);
subDiffItems.Add(diffItem);
}
}
if (rootDiffItem == null)
{
return(null);
}
rootDiffItem.SubItems.AddRange(subDiffItems);
m_cachedFolderItems.Add(rootDiffItem.ServerPath, rootDiffItem);
return(rootDiffItem);
}
public IEnumerable <IVCDiffItem> GetFolderSubDiffItems(
IVCDiffItem folderDiffItem)
{
TfsVCDiffItem tfsFolderDiffItem = folderDiffItem as TfsVCDiffItem;
if (tfsFolderDiffItem == null)
{
throw new ArgumentException("folderDiffItem");
}
if (!(folderDiffItem.VCItemType == VCItemType.Folder))
{
throw new ArgumentException("folderDiffItem.VCItemType != VCItemType.Folder");
}
TfsVCDiffItem cachedDiffItem;
if (m_cachedFolderItems.TryGetValue(folderDiffItem.ServerPath, out cachedDiffItem))
{
List <IVCDiffItem> subItems = cachedDiffItem.SubItems;
cachedDiffItem.SubItems = null;
m_cachedFolderItems.Remove(folderDiffItem.ServerPath);
return(subItems);
}
else
{
// All of the TfsDiffItem objects are placed in separate list on the first pass so that all of the folders
// are in m_cachedFolderItems before the loop below where ProcessSubItem is called for each TfsDiffItem
// This means that we make no assumptions about the TFS GetItems() method returning the folders and files in
// any particular order.
List <TfsVCDiffItem> tfsDiffItems = new List <TfsVCDiffItem>();
RecursionType recursionType = tfsFolderDiffItem.TreeLevel < c_treeDepthToStartFullRecursion ? RecursionType.OneLevel : RecursionType.Full;
// Ignore deleted items in the diff operation
ItemSet tfsItemSet = m_tfsClient.GetItems(tfsFolderDiffItem.ServerPath, m_versionSpec, recursionType, DeletedState.NonDeleted, ItemType.Any);
foreach (Item item in tfsItemSet.Items)
{
TfsVCDiffItem diffItem = new TfsVCDiffItem(item, tfsFolderDiffItem.TreeLevel + 1);
if (recursionType == RecursionType.Full && item.ItemType == ItemType.Folder)
{
// Item is a folder; add it to the cache of folder diff items, keyed by its ServerPath
if (!m_cachedFolderItems.ContainsKey(diffItem.ServerPath))
{
m_cachedFolderItems.Add(diffItem.ServerPath, diffItem);
}
}
// Don't return the item passed in
if (!string.Equals(item.ServerItem, tfsFolderDiffItem.ServerPath, StringComparison.OrdinalIgnoreCase))
{
tfsDiffItems.Add(diffItem);
}
}
tfsItemSet = null;
List <IVCDiffItem> directSubItems = new List <IVCDiffItem>();
// Attach the diff items to the appropriate parent folder, and include them in the directSubItems list if appropriate
foreach (TfsVCDiffItem tfsDiffItem in tfsDiffItems)
{
ProcessSubItem(tfsDiffItem, tfsFolderDiffItem, directSubItems, recursionType == RecursionType.Full);
}
return(directSubItems);
}
}
