public virtual void TestNoPostOrder()
{
DirCache tree = db.ReadDirCache();
{
DirCacheBuilder b = tree.Builder();
b.Add(MakeFile("a"));
b.Add(MakeFile("b/c"));
b.Add(MakeFile("b/d"));
b.Add(MakeFile("q"));
b.Finish();
NUnit.Framework.Assert.AreEqual(4, tree.GetEntryCount());
}
TreeWalk tw = new TreeWalk(db);
tw.PostOrderTraversal = false;
tw.AddTree(new DirCacheIterator(tree));
AssertModes("a", FileMode.REGULAR_FILE, tw);
AssertModes("b", FileMode.TREE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsSubtree);
NUnit.Framework.Assert.IsFalse(tw.IsPostChildren);
tw.EnterSubtree();
AssertModes("b/c", FileMode.REGULAR_FILE, tw);
AssertModes("b/d", FileMode.REGULAR_FILE, tw);
AssertModes("q", FileMode.REGULAR_FILE, tw);
}
public virtual void TestDF_NoGap()
{
DirCache tree0 = db.ReadDirCache();
DirCache tree1 = db.ReadDirCache();
{
DirCacheBuilder b0 = tree0.Builder();
DirCacheBuilder b1 = tree1.Builder();
b0.Add(CreateEntry("a", REGULAR_FILE));
b0.Add(CreateEntry("a.b", EXECUTABLE_FILE));
b1.Add(CreateEntry("a/b", REGULAR_FILE));
b0.Add(CreateEntry("a0b", SYMLINK));
b0.Finish();
b1.Finish();
NUnit.Framework.Assert.AreEqual(3, tree0.GetEntryCount());
NUnit.Framework.Assert.AreEqual(1, tree1.GetEntryCount());
}
NameConflictTreeWalk tw = new NameConflictTreeWalk(db);
tw.AddTree(new DirCacheIterator(tree0));
tw.AddTree(new DirCacheIterator(tree1));
AssertModes("a", REGULAR_FILE, TREE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
NUnit.Framework.Assert.IsTrue(tw.IsSubtree);
tw.EnterSubtree();
AssertModes("a/b", MISSING, REGULAR_FILE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
AssertModes("a.b", EXECUTABLE_FILE, MISSING, tw);
NUnit.Framework.Assert.IsFalse(tw.IsDirectoryFileConflict());
AssertModes("a0b", SYMLINK, MISSING, tw);
NUnit.Framework.Assert.IsFalse(tw.IsDirectoryFileConflict());
}
public virtual void TestTrivialTwoWay_rightDFconflict1()
{
DirCache treeB = db.ReadDirCache();
DirCache treeO = db.ReadDirCache();
DirCache treeT = db.ReadDirCache();
{
DirCacheBuilder b = treeB.Builder();
DirCacheBuilder o = treeO.Builder();
DirCacheBuilder t = treeT.Builder();
b.Add(CreateEntry("d/o", FileMode.REGULAR_FILE));
b.Add(CreateEntry("d/t", FileMode.REGULAR_FILE));
o.Add(CreateEntry("d/o", FileMode.REGULAR_FILE));
o.Add(CreateEntry("d/t", FileMode.REGULAR_FILE, "o !"));
t.Add(CreateEntry("d", FileMode.REGULAR_FILE));
b.Finish();
o.Finish();
t.Finish();
}
ObjectInserter ow = db.NewObjectInserter();
ObjectId b_1 = Commit(ow, treeB, new ObjectId[] { });
ObjectId o_1 = Commit(ow, treeO, new ObjectId[] { b_1 });
ObjectId t_1 = Commit(ow, treeT, new ObjectId[] { b_1 });
Merger ourMerger = ((ThreeWayMerger)MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.NewMerger
(db));
bool merge = ourMerger.Merge(new ObjectId[] { o_1, t_1 });
NUnit.Framework.Assert.IsFalse(merge);
}
public virtual void TestPick()
{
// B---O
// \----P---T
//
// Cherry-pick "T" onto "O". This shouldn't introduce "p-fail", which
// was created by "P", nor should it modify "a", which was done by "P".
//
DirCache treeB = db.ReadDirCache();
DirCache treeO = db.ReadDirCache();
DirCache treeP = db.ReadDirCache();
DirCache treeT = db.ReadDirCache();
{
DirCacheBuilder b = treeB.Builder();
DirCacheBuilder o = treeO.Builder();
DirCacheBuilder p = treeP.Builder();
DirCacheBuilder t = treeT.Builder();
b.Add(MakeEntry("a", FileMode.REGULAR_FILE));
o.Add(MakeEntry("a", FileMode.REGULAR_FILE));
o.Add(MakeEntry("o", FileMode.REGULAR_FILE));
p.Add(MakeEntry("a", FileMode.REGULAR_FILE, "q"));
p.Add(MakeEntry("p-fail", FileMode.REGULAR_FILE));
t.Add(MakeEntry("a", FileMode.REGULAR_FILE));
t.Add(MakeEntry("t", FileMode.REGULAR_FILE));
b.Finish();
o.Finish();
p.Finish();
t.Finish();
}
ObjectInserter ow = db.NewObjectInserter();
ObjectId B = Commit(ow, treeB, new ObjectId[] { });
ObjectId O = Commit(ow, treeO, new ObjectId[] { B });
ObjectId P = Commit(ow, treeP, new ObjectId[] { B });
ObjectId T = Commit(ow, treeT, new ObjectId[] { P });
ThreeWayMerger twm = ((ThreeWayMerger)MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.NewMerger
(db));
twm.SetBase(P);
bool merge = twm.Merge(new ObjectId[] { O, T });
NUnit.Framework.Assert.IsTrue(merge);
TreeWalk tw = new TreeWalk(db);
tw.Recursive = true;
tw.Reset(twm.GetResultTreeId());
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("a", tw.PathString);
AssertCorrectId(treeO, tw);
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("o", tw.PathString);
AssertCorrectId(treeO, tw);
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("t", tw.PathString);
AssertCorrectId(treeT, tw);
NUnit.Framework.Assert.IsFalse(tw.Next());
}
public virtual void TestRecursiveFiltering()
{
ObjectInserter odi = db.NewObjectInserter();
ObjectId aSth = odi.Insert(Constants.OBJ_BLOB, Sharpen.Runtime.GetBytesForString(
"a.sth"));
ObjectId aTxt = odi.Insert(Constants.OBJ_BLOB, Sharpen.Runtime.GetBytesForString(
"a.txt"));
ObjectId bSth = odi.Insert(Constants.OBJ_BLOB, Sharpen.Runtime.GetBytesForString(
"b.sth"));
ObjectId bTxt = odi.Insert(Constants.OBJ_BLOB, Sharpen.Runtime.GetBytesForString(
"b.txt"));
DirCache dc = db.ReadDirCache();
DirCacheBuilder builder = dc.Builder();
DirCacheEntry aSthEntry = new DirCacheEntry("a.sth");
aSthEntry.FileMode = FileMode.REGULAR_FILE;
aSthEntry.SetObjectId(aSth);
DirCacheEntry aTxtEntry = new DirCacheEntry("a.txt");
aTxtEntry.FileMode = FileMode.REGULAR_FILE;
aTxtEntry.SetObjectId(aTxt);
builder.Add(aSthEntry);
builder.Add(aTxtEntry);
DirCacheEntry bSthEntry = new DirCacheEntry("sub/b.sth");
bSthEntry.FileMode = FileMode.REGULAR_FILE;
bSthEntry.SetObjectId(bSth);
DirCacheEntry bTxtEntry = new DirCacheEntry("sub/b.txt");
bTxtEntry.FileMode = FileMode.REGULAR_FILE;
bTxtEntry.SetObjectId(bTxt);
builder.Add(bSthEntry);
builder.Add(bTxtEntry);
builder.Finish();
ObjectId treeId = dc.WriteTree(odi);
odi.Flush();
TreeWalk tw = new TreeWalk(db);
tw.Recursive = true;
tw.Filter = PathSuffixFilter.Create(".txt");
tw.AddTree(treeId);
IList <string> paths = new List <string>();
while (tw.Next())
{
paths.AddItem(tw.PathString);
}
IList <string> expected = new List <string>();
expected.AddItem("a.txt");
expected.AddItem("sub/b.txt");
NUnit.Framework.Assert.AreEqual(expected, paths);
}
/// <summary>adds a new path with the specified stage to the index builder</summary>
/// <param name="path"></param>
/// <param name="p"></param>
/// <param name="stage"></param>
/// <returns>the entry which was added to the index</returns>
private DirCacheEntry Add(byte[] path, CanonicalTreeParser p, int stage)
{
if (p != null && !p.EntryFileMode.Equals(FileMode.TREE))
{
DirCacheEntry e = new DirCacheEntry(path, stage);
e.FileMode = p.EntryFileMode;
e.SetObjectId(p.EntryObjectId);
builder.Add(e);
return(e);
}
return(null);
}
public virtual void TestRevert()
{
// B---P---T
//
// Revert P, this should result in a tree with a
// from B and t from T as the change to a in P
// and addition of t in P is reverted.
//
// We use the standard merge, but change the order
// of the sources.
//
DirCache treeB = db.ReadDirCache();
DirCache treeP = db.ReadDirCache();
DirCache treeT = db.ReadDirCache();
{
DirCacheBuilder b = treeB.Builder();
DirCacheBuilder p = treeP.Builder();
DirCacheBuilder t = treeT.Builder();
b.Add(MakeEntry("a", FileMode.REGULAR_FILE));
p.Add(MakeEntry("a", FileMode.REGULAR_FILE, "q"));
p.Add(MakeEntry("p-fail", FileMode.REGULAR_FILE));
t.Add(MakeEntry("a", FileMode.REGULAR_FILE, "q"));
t.Add(MakeEntry("p-fail", FileMode.REGULAR_FILE));
t.Add(MakeEntry("t", FileMode.REGULAR_FILE));
b.Finish();
p.Finish();
t.Finish();
}
ObjectInserter ow = db.NewObjectInserter();
ObjectId B = Commit(ow, treeB, new ObjectId[] { });
ObjectId P = Commit(ow, treeP, new ObjectId[] { B });
ObjectId T = Commit(ow, treeT, new ObjectId[] { P });
ThreeWayMerger twm = ((ThreeWayMerger)MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.NewMerger
(db));
twm.SetBase(P);
bool merge = twm.Merge(new ObjectId[] { B, T });
NUnit.Framework.Assert.IsTrue(merge);
TreeWalk tw = new TreeWalk(db);
tw.Recursive = true;
tw.Reset(twm.GetResultTreeId());
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("a", tw.PathString);
AssertCorrectId(treeB, tw);
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("t", tw.PathString);
AssertCorrectId(treeT, tw);
NUnit.Framework.Assert.IsFalse(tw.Next());
}
ObjectId WriteWorkingDirectoryTree(RevTree headTree, DirCache index)
{
DirCache dc = DirCache.NewInCore();
DirCacheBuilder cb = dc.Builder();
ObjectInserter oi = _repo.NewObjectInserter();
try {
TreeWalk tw = new TreeWalk(_repo);
tw.Reset();
tw.AddTree(new FileTreeIterator(_repo));
tw.AddTree(headTree);
tw.AddTree(new DirCacheIterator(index));
while (tw.Next())
{
// Ignore untracked files
if (tw.IsSubtree)
{
tw.EnterSubtree();
}
else if (tw.GetFileMode(0) != NGit.FileMode.MISSING && (tw.GetFileMode(1) != NGit.FileMode.MISSING || tw.GetFileMode(2) != NGit.FileMode.MISSING))
{
WorkingTreeIterator f = tw.GetTree <WorkingTreeIterator>(0);
DirCacheIterator dcIter = tw.GetTree <DirCacheIterator>(2);
DirCacheEntry currentEntry = dcIter.GetDirCacheEntry();
DirCacheEntry ce = new DirCacheEntry(tw.PathString);
if (!f.IsModified(currentEntry, true))
{
ce.SetLength(currentEntry.Length);
ce.LastModified = currentEntry.LastModified;
ce.FileMode = currentEntry.FileMode;
ce.SetObjectId(currentEntry.GetObjectId());
}
else
{
long sz = f.GetEntryLength();
ce.SetLength(sz);
ce.LastModified = f.GetEntryLastModified();
ce.FileMode = f.EntryFileMode;
var data = f.OpenEntryStream();
try {
ce.SetObjectId(oi.Insert(Constants.OBJ_BLOB, sz, data));
} finally {
data.Close();
}
}
cb.Add(ce);
}
}
cb.Finish();
return(dc.WriteTree(oi));
} finally {
oi.Release();
}
}
public virtual void TestTrivialTwoWay_validSubtreeSort()
{
DirCache treeB = db.ReadDirCache();
DirCache treeO = db.ReadDirCache();
DirCache treeT = db.ReadDirCache();
{
DirCacheBuilder b = treeB.Builder();
DirCacheBuilder o = treeO.Builder();
DirCacheBuilder t = treeT.Builder();
b.Add(CreateEntry("libelf-po/a", FileMode.REGULAR_FILE));
b.Add(CreateEntry("libelf/c", FileMode.REGULAR_FILE));
o.Add(CreateEntry("Makefile", FileMode.REGULAR_FILE));
o.Add(CreateEntry("libelf-po/a", FileMode.REGULAR_FILE));
o.Add(CreateEntry("libelf/c", FileMode.REGULAR_FILE));
t.Add(CreateEntry("libelf-po/a", FileMode.REGULAR_FILE));
t.Add(CreateEntry("libelf/c", FileMode.REGULAR_FILE, "blah"));
b.Finish();
o.Finish();
t.Finish();
}
ObjectInserter ow = db.NewObjectInserter();
ObjectId b_1 = Commit(ow, treeB, new ObjectId[] { });
ObjectId o_1 = Commit(ow, treeO, new ObjectId[] { b_1 });
ObjectId t_1 = Commit(ow, treeT, new ObjectId[] { b_1 });
Merger ourMerger = ((ThreeWayMerger)MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.NewMerger
(db));
bool merge = ourMerger.Merge(new ObjectId[] { o_1, t_1 });
NUnit.Framework.Assert.IsTrue(merge);
TreeWalk tw = new TreeWalk(db);
tw.Recursive = true;
tw.Reset(ourMerger.GetResultTreeId());
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("Makefile", tw.PathString);
AssertCorrectId(treeO, tw);
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("libelf-po/a", tw.PathString);
AssertCorrectId(treeO, tw);
NUnit.Framework.Assert.IsTrue(tw.Next());
NUnit.Framework.Assert.AreEqual("libelf/c", tw.PathString);
AssertCorrectId(treeT, tw);
NUnit.Framework.Assert.IsFalse(tw.Next());
}
public virtual void TestPathsResetWithUnmerged()
{
SetupRepository();
string file = "a.txt";
WriteTrashFile(file, "data");
git.Add().AddFilepattern(file).Call();
git.Commit().SetMessage("commit").Call();
DirCache index = db.LockDirCache();
DirCacheBuilder builder = index.Builder();
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 1, string.Empty));
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 2, string.Empty));
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 3, string.Empty));
builder.Add(CreateEntry("b.txt", FileMode.REGULAR_FILE));
NUnit.Framework.Assert.IsTrue(builder.Commit());
NUnit.Framework.Assert.AreEqual("[a.txt, mode:100644, stage:1]" + "[a.txt, mode:100644, stage:2]"
+ "[a.txt, mode:100644, stage:3]" + "[b.txt, mode:100644]", IndexState(0));
git.Reset().AddPath(file).Call();
NUnit.Framework.Assert.AreEqual("[a.txt, mode:100644]" + "[b.txt, mode:100644]",
IndexState(0));
}
public virtual void TestDF_DetectConflict()
{
DirCache tree0 = db.ReadDirCache();
DirCache tree1 = db.ReadDirCache();
{
DirCacheBuilder b0 = tree0.Builder();
DirCacheBuilder b1 = tree1.Builder();
b0.Add(MakeEntry("0", REGULAR_FILE));
b0.Add(MakeEntry("a", REGULAR_FILE));
b1.Add(MakeEntry("0", REGULAR_FILE));
b1.Add(MakeEntry("a.b", REGULAR_FILE));
b1.Add(MakeEntry("a/b", REGULAR_FILE));
b1.Add(MakeEntry("a/c/e", REGULAR_FILE));
b0.Finish();
b1.Finish();
NUnit.Framework.Assert.AreEqual(2, tree0.GetEntryCount());
NUnit.Framework.Assert.AreEqual(4, tree1.GetEntryCount());
}
NameConflictTreeWalk tw = new NameConflictTreeWalk(db);
tw.AddTree(new DirCacheIterator(tree0));
tw.AddTree(new DirCacheIterator(tree1));
AssertModes("0", REGULAR_FILE, REGULAR_FILE, tw);
NUnit.Framework.Assert.IsFalse(tw.IsDirectoryFileConflict());
AssertModes("a", REGULAR_FILE, TREE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsSubtree);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
tw.EnterSubtree();
AssertModes("a/b", MISSING, REGULAR_FILE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
AssertModes("a/c", MISSING, TREE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
tw.EnterSubtree();
AssertModes("a/c/e", MISSING, REGULAR_FILE, tw);
NUnit.Framework.Assert.IsTrue(tw.IsDirectoryFileConflict());
AssertModes("a.b", MISSING, REGULAR_FILE, tw);
NUnit.Framework.Assert.IsFalse(tw.IsDirectoryFileConflict());
}
/// <exception cref="System.Exception"></exception>
internal CommitBuilder(TestRepository _enclosing, CommitBuilder
prior)
{
this._enclosing = _enclosing;
this.branch = prior.branch;
DirCacheBuilder b = this.tree.Builder();
for (int i = 0; i < prior.tree.GetEntryCount(); i++)
{
b.Add(prior.tree.GetEntry(i));
}
b.Finish();
this.parents.AddItem(prior.Create());
}
public virtual void TestMixedResetWithUnmerged()
{
git = new Git(db);
string file = "a.txt";
WriteTrashFile(file, "data");
string file2 = "b.txt";
WriteTrashFile(file2, "data");
git.Add().AddFilepattern(file).AddFilepattern(file2).Call();
git.Commit().SetMessage("commit").Call();
DirCache index = db.LockDirCache();
DirCacheBuilder builder = index.Builder();
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 1, string.Empty));
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 2, string.Empty));
builder.Add(CreateEntry(file, FileMode.REGULAR_FILE, 3, string.Empty));
NUnit.Framework.Assert.IsTrue(builder.Commit());
NUnit.Framework.Assert.AreEqual("[a.txt, mode:100644, stage:1]" + "[a.txt, mode:100644, stage:2]"
+ "[a.txt, mode:100644, stage:3]", IndexState(0));
git.Reset().SetMode(ResetCommand.ResetType.MIXED).Call();
NUnit.Framework.Assert.AreEqual("[a.txt, mode:100644]" + "[b.txt, mode:100644]",
IndexState(0));
}
/// <exception cref="System.IO.IOException"></exception>
private DirCacheEntry AddEntryToBuilder(string path, FilePath file, ObjectInserter
newObjectInserter, DirCacheBuilder builder, int stage)
{
FileInputStream inputStream = new FileInputStream(file);
ObjectId id = newObjectInserter.Insert(Constants.OBJ_BLOB, file.Length(), inputStream
);
inputStream.Close();
DirCacheEntry entry = new DirCacheEntry(path, stage);
entry.SetObjectId(id);
entry.FileMode = FileMode.REGULAR_FILE;
entry.LastModified = file.LastModified();
entry.SetLength((int)file.Length());
builder.Add(entry);
return(entry);
}
/// <exception cref="System.IO.IOException"></exception>
private void ResetIndex(RevCommit commit)
{
DirCache dc = repo.LockDirCache();
TreeWalk walk = null;
try
{
DirCacheBuilder builder = dc.Builder();
walk = new TreeWalk(repo);
walk.AddTree(commit.Tree);
walk.AddTree(new DirCacheIterator(dc));
walk.Recursive = true;
while (walk.Next())
{
AbstractTreeIterator cIter = walk.GetTree <AbstractTreeIterator>(0);
if (cIter == null)
{
// Not in commit, don't add to new index
continue;
}
DirCacheEntry entry = new DirCacheEntry(walk.RawPath);
entry.FileMode = cIter.EntryFileMode;
entry.SetObjectIdFromRaw(cIter.IdBuffer, cIter.IdOffset);
DirCacheIterator dcIter = walk.GetTree <DirCacheIterator>(1);
if (dcIter != null && dcIter.IdEqual(cIter))
{
DirCacheEntry indexEntry = dcIter.GetDirCacheEntry();
entry.LastModified = indexEntry.LastModified;
entry.SetLength(indexEntry.Length);
}
builder.Add(entry);
}
builder.Commit();
}
finally
{
dc.Unlock();
if (walk != null)
{
walk.Release();
}
}
}
/// <exception cref="System.IO.IOException"></exception>
private void Add(int tree, int stage)
{
AbstractTreeIterator i = GetTree(tree);
if (i != null)
{
if (FileMode.TREE.Equals(tw.GetRawMode(tree)))
{
builder.AddTree(tw.RawPath, stage, reader, tw.GetObjectId(tree));
}
else
{
DirCacheEntry e;
e = new DirCacheEntry(tw.RawPath, stage);
e.SetObjectIdFromRaw(i.IdBuffer, i.IdOffset);
e.FileMode = tw.GetFileMode(tree);
builder.Add(e);
}
}
}
private void ResetIndexForPaths(RevCommit commit)
{
DirCache dc = null;
try
{
dc = repo.LockDirCache();
DirCacheBuilder builder = dc.Builder();
TreeWalk tw = new TreeWalk(repo);
tw.AddTree(new DirCacheBuildIterator(builder));
tw.AddTree(commit.Tree);
tw.Filter = PathFilterGroup.CreateFromStrings(filepaths);
tw.Recursive = true;
while (tw.Next())
{
CanonicalTreeParser tree = tw.GetTree <CanonicalTreeParser>(1);
// only keep file in index if it's in the commit
if (tree != null)
{
// revert index to commit
DirCacheEntry entry = new DirCacheEntry(tw.RawPath);
entry.FileMode = tree.EntryFileMode;
entry.SetObjectId(tree.EntryObjectId);
builder.Add(entry);
}
}
builder.Commit();
}
catch (IOException e)
{
throw new RuntimeException(e);
}
finally
{
if (dc != null)
{
dc.Unlock();
}
}
}
/// <summary>Resets the index to represent exactly some filesystem content.</summary>
/// <remarks>
/// Resets the index to represent exactly some filesystem content. E.g. the
/// following call will replace the index with the working tree content:
/// <p>
/// <code>resetIndex(new FileSystemIterator(db))</code>
/// <p>
/// This method can be used by testcases which first prepare a new commit
/// somewhere in the filesystem (e.g. in the working-tree) and then want to
/// have an index which matches their prepared content.
/// </remarks>
/// <param name="treeItr">
/// a
/// <see cref="NGit.Treewalk.FileTreeIterator">NGit.Treewalk.FileTreeIterator</see>
/// which determines which files should
/// go into the new index
/// </param>
/// <exception cref="System.IO.FileNotFoundException">System.IO.FileNotFoundException
/// </exception>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
protected internal virtual void ResetIndex(FileTreeIterator treeItr)
{
ObjectInserter inserter = db.NewObjectInserter();
DirCacheBuilder builder = db.LockDirCache().Builder();
DirCacheEntry dce;
while (!treeItr.Eof)
{
long len = treeItr.GetEntryLength();
dce = new DirCacheEntry(treeItr.EntryPathString);
dce.FileMode = treeItr.EntryFileMode;
dce.LastModified = treeItr.GetEntryLastModified();
dce.SetLength((int)len);
FileInputStream @in = new FileInputStream(treeItr.GetEntryFile());
dce.SetObjectId(inserter.Insert(Constants.OBJ_BLOB, len, @in));
@in.Close();
builder.Add(dce);
treeItr.Next(1);
}
builder.Commit();
inserter.Flush();
inserter.Release();
}
/// <summary>
/// Executes the
/// <code>Add</code>
/// command. Each instance of this class should only
/// be used for one invocation of the command. Don't call this method twice
/// on an instance.
/// </summary>
/// <returns>the DirCache after Add</returns>
/// <exception cref="NGit.Api.Errors.GitAPIException"></exception>
/// <exception cref="NGit.Api.Errors.NoFilepatternException"></exception>
public override DirCache Call()
{
if (filepatterns.IsEmpty())
{
throw new NoFilepatternException(JGitText.Get().atLeastOnePatternIsRequired);
}
CheckCallable();
DirCache dc = null;
bool addAll = false;
if (filepatterns.Contains("."))
{
addAll = true;
}
ObjectInserter inserter = repo.NewObjectInserter();
try
{
dc = repo.LockDirCache();
DirCacheIterator c;
DirCacheBuilder builder = dc.Builder();
TreeWalk tw = new TreeWalk(repo);
tw.AddTree(new DirCacheBuildIterator(builder));
if (workingTreeIterator == null)
{
workingTreeIterator = new FileTreeIterator(repo);
}
tw.AddTree(workingTreeIterator);
tw.Recursive = true;
if (!addAll)
{
tw.Filter = PathFilterGroup.CreateFromStrings(filepatterns);
}
string lastAddedFile = null;
while (tw.Next())
{
string path = tw.PathString;
WorkingTreeIterator f = tw.GetTree <WorkingTreeIterator>(1);
if (tw.GetTree <DirCacheIterator>(0) == null && f != null && f.IsEntryIgnored())
{
}
else
{
// file is not in index but is ignored, do nothing
// In case of an existing merge conflict the
// DirCacheBuildIterator iterates over all stages of
// this path, we however want to add only one
// new DirCacheEntry per path.
if (!(path.Equals(lastAddedFile)))
{
if (!(update && tw.GetTree <DirCacheIterator>(0) == null))
{
c = tw.GetTree <DirCacheIterator>(0);
if (f != null)
{
// the file exists
long sz = f.GetEntryLength();
DirCacheEntry entry = new DirCacheEntry(path);
if (c == null || c.GetDirCacheEntry() == null || !c.GetDirCacheEntry().IsAssumeValid)
{
FileMode mode = f.GetIndexFileMode(c);
entry.FileMode = mode;
if (FileMode.GITLINK != mode)
{
entry.SetLength(sz);
entry.LastModified = f.GetEntryLastModified();
long contentSize = f.GetEntryContentLength();
InputStream @in = f.OpenEntryStream();
try
{
entry.SetObjectId(inserter.Insert(Constants.OBJ_BLOB, contentSize, @in));
}
finally
{
@in.Close();
}
}
else
{
entry.SetObjectId(f.EntryObjectId);
}
builder.Add(entry);
lastAddedFile = path;
}
else
{
builder.Add(c.GetDirCacheEntry());
}
}
else
{
if (c != null && (!update || FileMode.GITLINK == c.EntryFileMode))
{
builder.Add(c.GetDirCacheEntry());
}
}
}
}
}
}
inserter.Flush();
builder.Commit();
SetCallable(false);
}
catch (IOException e)
{
throw new JGitInternalException(JGitText.Get().exceptionCaughtDuringExecutionOfAddCommand
, e);
}
finally
{
inserter.Release();
if (dc != null)
{
dc.Unlock();
}
}
return(dc);
}
public virtual void TestFindObjects()
{
DirCache tree0 = DirCache.NewInCore();
DirCacheBuilder b0 = tree0.Builder();
ObjectReader or = db.NewObjectReader();
ObjectInserter oi = db.NewObjectInserter();
DirCacheEntry aDotB = MakeEntry("a.b", EXECUTABLE_FILE);
b0.Add(aDotB);
DirCacheEntry aSlashB = MakeEntry("a/b", REGULAR_FILE);
b0.Add(aSlashB);
DirCacheEntry aSlashCSlashD = MakeEntry("a/c/d", REGULAR_FILE);
b0.Add(aSlashCSlashD);
DirCacheEntry aZeroB = MakeEntry("a0b", SYMLINK);
b0.Add(aZeroB);
b0.Finish();
NUnit.Framework.Assert.AreEqual(4, tree0.GetEntryCount());
ObjectId tree = tree0.WriteTree(oi);
// Find the directories that were implicitly created above.
TreeWalk tw = new TreeWalk(or);
tw.AddTree(tree);
ObjectId a = null;
ObjectId aSlashC = null;
while (tw.Next())
{
if (tw.PathString.Equals("a"))
{
a = tw.GetObjectId(0);
tw.EnterSubtree();
while (tw.Next())
{
if (tw.PathString.Equals("a/c"))
{
aSlashC = tw.GetObjectId(0);
break;
}
}
break;
}
}
NUnit.Framework.Assert.AreEqual(a, TreeWalk.ForPath(or, "a", tree).GetObjectId(0)
);
NUnit.Framework.Assert.AreEqual(a, TreeWalk.ForPath(or, "a/", tree).GetObjectId(0
));
NUnit.Framework.Assert.AreEqual(null, TreeWalk.ForPath(or, "/a", tree));
NUnit.Framework.Assert.AreEqual(null, TreeWalk.ForPath(or, "/a/", tree));
NUnit.Framework.Assert.AreEqual(aDotB.GetObjectId(), TreeWalk.ForPath(or, "a.b",
tree).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(null, TreeWalk.ForPath(or, "/a.b", tree));
NUnit.Framework.Assert.AreEqual(null, TreeWalk.ForPath(or, "/a.b/", tree));
NUnit.Framework.Assert.AreEqual(aDotB.GetObjectId(), TreeWalk.ForPath(or, "a.b/",
tree).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(aZeroB.GetObjectId(), TreeWalk.ForPath(or, "a0b",
tree).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(aSlashB.GetObjectId(), TreeWalk.ForPath(or, "a/b"
, tree).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(aSlashB.GetObjectId(), TreeWalk.ForPath(or, "b",
a).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(aSlashC, TreeWalk.ForPath(or, "a/c", tree).GetObjectId
(0));
NUnit.Framework.Assert.AreEqual(aSlashC, TreeWalk.ForPath(or, "c", a).GetObjectId
(0));
NUnit.Framework.Assert.AreEqual(aSlashCSlashD.GetObjectId(), TreeWalk.ForPath(or,
"a/c/d", tree).GetObjectId(0));
NUnit.Framework.Assert.AreEqual(aSlashCSlashD.GetObjectId(), TreeWalk.ForPath(or,
"c/d", a).GetObjectId(0));
or.Release();
oi.Release();
}
/// <exception cref="System.IO.IOException"></exception>
private DirCache CreateTemporaryIndex(ObjectId headId, DirCache index)
{
ObjectInserter inserter = null;
// get DirCacheEditor to modify the index if required
DirCacheEditor dcEditor = index.Editor();
// get DirCacheBuilder for newly created in-core index to build a
// temporary index for this commit
DirCache inCoreIndex = DirCache.NewInCore();
DirCacheBuilder dcBuilder = inCoreIndex.Builder();
onlyProcessed = new bool[only.Count];
bool emptyCommit = true;
TreeWalk treeWalk = new TreeWalk(repo);
int dcIdx = treeWalk.AddTree(new DirCacheIterator(index));
int fIdx = treeWalk.AddTree(new FileTreeIterator(repo));
int hIdx = -1;
if (headId != null)
{
hIdx = treeWalk.AddTree(new RevWalk(repo).ParseTree(headId));
}
treeWalk.Recursive = true;
while (treeWalk.Next())
{
string path = treeWalk.PathString;
// check if current entry's path matches a specified path
int pos = LookupOnly(path);
CanonicalTreeParser hTree = null;
if (hIdx != -1)
{
hTree = treeWalk.GetTree <CanonicalTreeParser>(hIdx);
}
if (pos >= 0)
{
// include entry in commit
DirCacheIterator dcTree = treeWalk.GetTree <DirCacheIterator>(dcIdx);
FileTreeIterator fTree = treeWalk.GetTree <FileTreeIterator>(fIdx);
// check if entry refers to a tracked file
bool tracked = dcTree != null || hTree != null;
if (!tracked)
{
break;
}
if (fTree != null)
{
// create a new DirCacheEntry with data retrieved from disk
DirCacheEntry dcEntry = new DirCacheEntry(path);
long entryLength = fTree.GetEntryLength();
dcEntry.SetLength(entryLength);
dcEntry.LastModified = fTree.GetEntryLastModified();
dcEntry.FileMode = fTree.GetIndexFileMode(dcTree);
bool objectExists = (dcTree != null && fTree.IdEqual(dcTree)) || (hTree != null &&
fTree.IdEqual(hTree));
if (objectExists)
{
dcEntry.SetObjectId(fTree.EntryObjectId);
}
else
{
if (FileMode.GITLINK.Equals(dcEntry.FileMode))
{
dcEntry.SetObjectId(fTree.EntryObjectId);
}
else
{
// insert object
if (inserter == null)
{
inserter = repo.NewObjectInserter();
}
long contentLength = fTree.GetEntryContentLength();
InputStream inputStream = fTree.OpenEntryStream();
try
{
dcEntry.SetObjectId(inserter.Insert(Constants.OBJ_BLOB, contentLength, inputStream
));
}
finally
{
inputStream.Close();
}
}
}
// update index
dcEditor.Add(new _PathEdit_375(dcEntry, path));
// add to temporary in-core index
dcBuilder.Add(dcEntry);
if (emptyCommit && (hTree == null || !hTree.IdEqual(fTree) || hTree.EntryRawMode
!= fTree.EntryRawMode))
{
// this is a change
emptyCommit = false;
}
}
else
{
// if no file exists on disk, remove entry from index and
// don't add it to temporary in-core index
dcEditor.Add(new DirCacheEditor.DeletePath(path));
if (emptyCommit && hTree != null)
{
// this is a change
emptyCommit = false;
}
}
// keep track of processed path
onlyProcessed[pos] = true;
}
else
{
// add entries from HEAD for all other paths
if (hTree != null)
{
// create a new DirCacheEntry with data retrieved from HEAD
DirCacheEntry dcEntry = new DirCacheEntry(path);
dcEntry.SetObjectId(hTree.EntryObjectId);
dcEntry.FileMode = hTree.EntryFileMode;
// add to temporary in-core index
dcBuilder.Add(dcEntry);
}
}
}
// there must be no unprocessed paths left at this point; otherwise an
// untracked or unknown path has been specified
for (int i = 0; i < onlyProcessed.Length; i++)
{
if (!onlyProcessed[i])
{
throw new JGitInternalException(MessageFormat.Format(JGitText.Get().entryNotFoundByPath
, only[i]));
}
}
// there must be at least one change
if (emptyCommit)
{
throw new JGitInternalException(JGitText.Get().emptyCommit);
}
// update index
dcEditor.Commit();
// finish temporary in-core index used for this commit
dcBuilder.Finish();
return(inCoreIndex);
}