private void ReadVersion(string version, List <ElementVersion> newVersions, Cleartool cleartool)
{
Match match = _versionRegex.Match(version);
if (!match.Success)
{
Logger.TraceData(TraceEventType.Warning, (int)TraceId.ReadCleartool, "Could not parse '" + version + "' as a clearcase version");
return;
}
string elementName = match.Groups[1].Value;
bool isDir;
string oid;
lock (cleartool)
oid = cleartool.GetOid(elementName, out isDir);
if (string.IsNullOrEmpty(oid))
{
Logger.TraceData(TraceEventType.Warning, (int)TraceId.ReadCleartool, "Could not find oid for element " + elementName);
return;
}
lock (_oidsToCheck)
_oidsToCheck.Remove(oid);
Element element;
lock (ElementsByOid)
if (!ElementsByOid.TryGetValue(oid, out element))
{
element = new Element(elementName, isDir)
{
Oid = oid
};
ElementsByOid.Add(oid, element);
}
else if (element.Name != elementName)
{
// the element is now seen with a different name in the currently used view
Logger.TraceData(TraceEventType.Information, (int)TraceId.ReadCleartool,
string.Format("element with oid {0} has a different name : now using {1} instead of {2}", oid, elementName, element.Name));
element.Name = elementName;
}
string[] versionPath = match.Groups[2].Value.Split(new[] { '\\' }, StringSplitOptions.RemoveEmptyEntries);
string branchName = versionPath[versionPath.Length - 2];
int versionNumber = int.Parse(versionPath[versionPath.Length - 1]);
// since we call ourself recursively to check the previous version, we first check the recursion end condition
ElementBranch branch;
if (element.Branches.TryGetValue(branchName, out branch) && branch.Versions.Count > 0 &&
branch.Versions.Last().VersionNumber >= versionNumber)
{
// already read
return;
}
Logger.TraceData(TraceEventType.Start | TraceEventType.Verbose, (int)TraceId.ReadCleartool, "Start reading version", version);
string previousVersion;
lock (cleartool)
previousVersion = cleartool.GetPredecessor(version);
int previousVersionNumber = -1;
if (previousVersion == null)
{
if (branchName != "main" || versionNumber != 0)
{
throw new Exception("Failed to retrieve predecessor of " + version);
}
branch = new ElementBranch(element, branchName, null);
element.Branches[branchName] = branch;
}
else
{
ReadVersion(elementName + "@@" + previousVersion, newVersions, cleartool);
string[] parts = previousVersion.Split('\\');
previousVersionNumber = int.Parse(parts[parts.Length - 1]);
}
if (!element.Branches.TryGetValue(branchName, out branch))
{
if (versionNumber != 0)
{
// we should have completed in ReadVersion(elementName + "@@" + previousVersion)
throw new Exception("Could not complete branch " + branchName);
}
ElementVersion branchingPoint = null;
if (versionPath.Length > 2)
{
string parentBranchName = versionPath[versionPath.Length - 3];
ElementBranch parentBranch;
if (!element.Branches.TryGetValue(parentBranchName, out parentBranch) ||
(branchingPoint = parentBranch.Versions.FirstOrDefault(v => v.VersionNumber == previousVersionNumber)) == null)
{
throw new Exception("Could not complete branch " + parentBranchName);
}
}
branch = new ElementBranch(element, branchName, branchingPoint);
element.Branches[branchName] = branch;
}
bool added = AddVersionToBranch(branch, versionNumber, isDir, newVersions, cleartool);
if (!added && branch.Versions.Count == 0)
{
// do not leave an empty branch
element.Branches.Remove(branchName);
}
Logger.TraceData(TraceEventType.Stop | TraceEventType.Verbose, (int)TraceId.ReadCleartool, "Stop reading version", version);
}
private bool AddVersionToBranch(ElementBranch branch, int versionNumber, bool isDir, List <ElementVersion> newVersions, Cleartool cleartool)
{
ElementVersion version;
if (isDir)
{
var dirVersion = new DirectoryVersion(branch, versionNumber);
Dictionary <string, string> res;
lock (cleartool)
res = cleartool.Ls(dirVersion.ToString());
foreach (var child in res)
{
lock (ElementsByOid)
{
Element childElement;
if (ElementsByOid.TryGetValue(child.Value, out childElement))
{
dirVersion.Content.Add(new KeyValuePair <string, Element>(child.Key, childElement));
}
else if (child.Value.StartsWith(SymLinkElement.SYMLINK))
{
Element symLink = new SymLinkElement(branch.Element, child.Value);
Element existing;
if (ElementsByOid.TryGetValue(symLink.Oid, out existing))
{
symLink = existing;
}
else
{
ElementsByOid.Add(symLink.Oid, symLink);
}
dirVersion.Content.Add(new KeyValuePair <string, Element>(child.Key, symLink));
}
else
{
_contentFixups.Add(new Tuple <DirectoryVersion, string, string>(dirVersion, child.Key, child.Value));
}
}
}
version = dirVersion;
}
else
{
version = new ElementVersion(branch, versionNumber);
}
List <Tuple <string, int> > mergesTo, mergesFrom;
lock (cleartool)
cleartool.GetVersionDetails(version, out mergesTo, out mergesFrom);
if (mergesTo != null)
{
foreach (var merge in mergesTo)
{
// only merges between branches are interesting
if (merge.Item1 != branch.BranchName)
{
lock (_mergeFixups)
_mergeFixups.Add(new Tuple <ElementVersion, string, int, bool>(version, merge.Item1, merge.Item2, true));
}
}
}
if (mergesFrom != null)
{
foreach (var merge in mergesFrom)
{
// only merges between branches are interesting
if (merge.Item1 != branch.BranchName)
{
lock (_mergeFixups)
_mergeFixups.Add(new Tuple <ElementVersion, string, int, bool>(version, merge.Item1, merge.Item2, false));
}
}
}
if (version.Date > _originDate)
{
Logger.TraceData(TraceEventType.Information, (int)TraceId.ReadCleartool,
string.Format("Skipping version {0} : {1} > {2}", version, version.Date, _originDate));
return(false);
}
branch.Versions.Add(version);
if (newVersions != null)
{
newVersions.Add(version);
}
return(true);
}