/// <exception cref="System.IO.IOException"></exception>
private Tree BuildTree(Dictionary <string, string> headEntries)
{
Tree tree = new Tree(db);
if (headEntries == null)
{
return(tree);
}
FileTreeEntry fileEntry;
Tree parent;
ObjectInserter oi = db.NewObjectInserter();
try
{
foreach (KeyValuePair <string, string> e in headEntries.EntrySet())
{
fileEntry = tree.AddFile(e.Key);
fileEntry.SetId(GenSha1(e.Value));
parent = fileEntry.GetParent();
while (parent != null)
{
parent.SetId(oi.Insert(Constants.OBJ_TREE, parent.Format()));
parent = parent.GetParent();
}
}
oi.Flush();
}
finally
{
oi.Release();
}
return(tree);
}
/// <exception cref="System.IO.IOException"></exception>
private void Commit(string commitMsg, PersonIdent author, PersonIdent committer)
{
NGit.CommitBuilder commit = new NGit.CommitBuilder();
commit.Author = author;
commit.Committer = committer;
commit.Message = commitMsg;
ObjectInserter inserter = db.NewObjectInserter();
ObjectId id;
try
{
commit.TreeId = inserter.Insert(new TreeFormatter());
id = inserter.Insert(commit);
inserter.Flush();
}
finally
{
inserter.Release();
}
int nl = commitMsg.IndexOf('\n');
RefUpdate ru = db.UpdateRef(Constants.HEAD);
ru.SetNewObjectId(id);
ru.SetRefLogMessage("commit : " + ((nl == -1) ? commitMsg : Sharpen.Runtime.Substring
(commitMsg, 0, nl)), false);
ru.ForceUpdate();
}
public override void SetUp()
{
base.SetUp();
tr = new TestRepository<Repository>(db);
reader = db.NewObjectReader();
inserter = db.NewObjectInserter();
}
public virtual void Release()
{
if (inserter != null)
{
inserter.Release();
inserter = null;
}
}
/// <exception cref="System.IO.FileNotFoundException"></exception>
/// <exception cref="System.IO.IOException"></exception>
internal static DirCacheEditor.PathEdit Add(Repository db, FilePath workdir, string
path)
{
ObjectInserter inserter = db.NewObjectInserter();
FilePath f = new FilePath(workdir, path);
ObjectId id = inserter.Insert(Constants.OBJ_BLOB, IOUtil.ReadFully(f));
return(new _PathEdit_81(f, id, path));
}
public override void SetUp()
{
base.SetUp();
tr = new TestRepository<Repository>(db);
reader = db.NewObjectReader();
inserter = db.NewObjectInserter();
merger = new DefaultNoteMerger();
noteOn = tr.Blob("a");
baseNote = NewNote("data");
}
/// <summary>Insert this tree and obtain its ObjectId.</summary>
/// <remarks>Insert this tree and obtain its ObjectId.</remarks>
/// <param name="ins">the inserter to store the tree.</param>
/// <returns>computed ObjectId of the tree</returns>
/// <exception cref="System.IO.IOException">the tree could not be stored.</exception>
public virtual ObjectId InsertTo(ObjectInserter ins)
{
if (buf != null)
{
return(ins.Insert(Constants.OBJ_TREE, buf, 0, ptr));
}
long len = overflowBuffer.Length();
return(ins.Insert(Constants.OBJ_TREE, len, overflowBuffer.OpenInputStream()));
}
/// <exception cref="System.IO.IOException"></exception>
private ObjectId InsertTree(Tree tree)
{
ObjectInserter oi = db.NewObjectInserter();
try
{
ObjectId id = oi.Insert(Constants.OBJ_TREE, tree.Format());
oi.Flush();
return(id);
}
finally
{
oi.Release();
}
}
/// <summary>
/// Update this index entry with stat and SHA-1 information if it looks
/// like the file has been modified in the workdir.
/// </summary>
/// <remarks>
/// Update this index entry with stat and SHA-1 information if it looks
/// like the file has been modified in the workdir.
/// </remarks>
/// <param name="f">file in work dir</param>
/// <returns>true if a change occurred</returns>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public virtual bool Update(FilePath f)
{
long lm = f.LastModified() * 1000000L;
bool modified = this.mtime != lm;
this.mtime = lm;
if (this.size != f.Length())
{
modified = true;
}
if (this._enclosing.Config_filemode())
{
if (this._enclosing.File_canExecute(f) != FileMode.EXECUTABLE_FILE.Equals(this.mode
))
{
this.mode = FileMode.EXECUTABLE_FILE.GetBits();
modified = true;
}
}
if (modified)
{
this.size = (int)f.Length();
ObjectInserter oi = this._enclosing.db.NewObjectInserter();
try
{
InputStream @in = new FileInputStream(f);
try
{
ObjectId newsha1 = oi.Insert(Constants.OBJ_BLOB, f.Length(), @in);
oi.Flush();
if (!newsha1.Equals(this.sha1))
{
modified = true;
}
this.sha1 = newsha1;
}
finally
{
@in.Close();
}
}
finally
{
oi.Release();
}
}
return(modified);
}
/// <summary>Compute the ObjectId for this tree</summary>
/// <param name="ins"></param>
/// <returns>ObjectId for this tree</returns>
public virtual ObjectId ComputeId(ObjectInserter ins)
{
if (buf != null)
{
return(ins.IdFor(Constants.OBJ_TREE, buf, 0, ptr));
}
long len = overflowBuffer.Length();
try
{
return(ins.IdFor(Constants.OBJ_TREE, len, overflowBuffer.OpenInputStream()));
}
catch (IOException e)
{
// this should never happen
throw new RuntimeException(e);
}
}
/// <exception cref="System.IO.IOException"></exception>
private void BuildIndex(Dictionary <string, string> indexEntries)
{
dirCache = new DirCache(db.GetIndexFile(), db.FileSystem);
if (indexEntries != null)
{
NUnit.Framework.Assert.IsTrue(dirCache.Lock());
DirCacheEditor editor = dirCache.Editor();
foreach (KeyValuePair <string, string> e in indexEntries.EntrySet())
{
WriteTrashFile(e.Key, e.Value);
ObjectInserter inserter = db.NewObjectInserter();
ObjectId id = inserter.Insert(Constants.OBJ_BLOB, Constants.Encode(e.Value));
editor.Add(new DirCacheEditor.DeletePath(e.Key));
editor.Add(new _PathEdit_287(id, e.Key));
}
NUnit.Framework.Assert.IsTrue(editor.Commit());
}
}
/// <exception cref="System.IO.IOException"></exception>
internal Entry(GitIndex _enclosing, byte[] key, FilePath f, int stage, byte[] newContent
)
{
this._enclosing = _enclosing;
this.ctime = f.LastModified() * 1000000L;
this.mtime = this.ctime;
// we use same here
this.dev = -1;
this.ino = -1;
if (this._enclosing.Config_filemode() && this._enclosing.File_canExecute(f))
{
this.mode = FileMode.EXECUTABLE_FILE.GetBits();
}
else
{
this.mode = FileMode.REGULAR_FILE.GetBits();
}
this.uid = -1;
this.gid = -1;
this.size = newContent.Length;
ObjectInserter inserter = this._enclosing.db.NewObjectInserter();
try
{
InputStream @in = new FileInputStream(f);
try
{
this.sha1 = inserter.Insert(Constants.OBJ_BLOB, newContent);
}
finally
{
@in.Close();
}
inserter.Flush();
}
finally
{
inserter.Release();
}
this.name = key;
this.flags = (short)((stage << 12) | this.name.Length);
// TODO: fix flags
this.stages = (1 >> this.GetStage());
}
internal virtual ObjectId GenSha1(string data)
{
ObjectInserter w = db.NewObjectInserter();
try
{
ObjectId id = w.Insert(Constants.OBJ_BLOB, Sharpen.Runtime.GetBytesForString(data
));
w.Flush();
return(id);
}
catch (IOException e)
{
NUnit.Framework.Assert.Fail(e.ToString());
}
finally
{
w.Release();
}
return(null);
}
/// <exception cref="System.IO.IOException"></exception>
public virtual Note Merge(Note @base, Note ours, Note theirs, ObjectReader reader
, ObjectInserter inserter)
{
if (ours == null)
{
return theirs;
}
if (theirs == null)
{
return ours;
}
if (ours.GetData().Equals(theirs.GetData()))
{
return ours;
}
ObjectLoader lo = reader.Open(ours.GetData());
ObjectLoader lt = reader.Open(theirs.GetData());
UnionInputStream union = new UnionInputStream(lo.OpenStream(), lt.OpenStream());
ObjectId noteData = inserter.Insert(Constants.OBJ_BLOB, lo.GetSize() + lt.GetSize
(), union);
return new Note(ours, noteData);
}
/// <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>
/// Update this index entry with stat and SHA-1 information if it looks
/// like the file has been modified in the workdir.
/// </summary>
/// <remarks>
/// Update this index entry with stat and SHA-1 information if it looks
/// like the file has been modified in the workdir.
/// </remarks>
/// <param name="f">file in work dir</param>
/// <param name="newContent">the new content of the file</param>
/// <returns>true if a change occurred</returns>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public virtual bool Update(FilePath f, byte[] newContent)
{
bool modified = false;
this.size = newContent.Length;
ObjectInserter oi = this._enclosing.db.NewObjectInserter();
try
{
ObjectId newsha1 = oi.Insert(Constants.OBJ_BLOB, newContent);
oi.Flush();
if (!newsha1.Equals(this.sha1))
{
modified = true;
}
this.sha1 = newsha1;
}
finally
{
oi.Release();
}
return(modified);
}
/// <summary>Construct and write tree out of index.</summary>
/// <remarks>Construct and write tree out of index.</remarks>
/// <returns>SHA-1 of the constructed tree</returns>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public virtual ObjectId WriteTree()
{
CheckWriteOk();
ObjectInserter inserter = db.NewObjectInserter();
try
{
Tree current = new Tree(db);
Stack <Tree> trees = new Stack <Tree>();
trees.Push(current);
string[] prevName = new string[0];
foreach (GitIndex.Entry e in entries.Values)
{
if (e.GetStage() != 0)
{
continue;
}
string[] newName = SplitDirPath(e.GetName());
int c = LongestCommonPath(prevName, newName);
while (c < trees.Count - 1)
{
current.SetId(inserter.Insert(Constants.OBJ_TREE, current.Format()));
trees.Pop();
current = trees.IsEmpty() ? null : (Tree)trees.Peek();
}
while (trees.Count < newName.Length)
{
if (!current.ExistsTree(newName[trees.Count - 1]))
{
current = new Tree(current, Constants.Encode(newName[trees.Count - 1]));
current.GetParent().AddEntry(current);
trees.Push(current);
}
else
{
current = (Tree)current.FindTreeMember(newName[trees.Count - 1]);
trees.Push(current);
}
}
FileTreeEntry ne = new FileTreeEntry(current, e.sha1, Constants.Encode(newName[newName
.Length - 1]), (e.mode & FileMode.EXECUTABLE_FILE.GetBits()) == FileMode.EXECUTABLE_FILE
.GetBits());
current.AddEntry(ne);
}
while (!trees.IsEmpty())
{
current.SetId(inserter.Insert(Constants.OBJ_TREE, current.Format()));
trees.Pop();
if (!trees.IsEmpty())
{
current = trees.Peek();
}
}
inserter.Flush();
return(current.GetId());
}
finally
{
inserter.Release();
}
}
/// <param name="local"></param>
/// <param name="inCore"></param>
protected internal ResolveMerger(Repository local, bool inCore) : base(local)
{
DiffAlgorithm.SupportedAlgorithm diffAlg = local.GetConfig().GetEnum(ConfigConstants
.CONFIG_DIFF_SECTION, null, ConfigConstants.CONFIG_KEY_ALGORITHM, DiffAlgorithm.SupportedAlgorithm
.HISTOGRAM);
mergeAlgorithm = new MergeAlgorithm(DiffAlgorithm.GetAlgorithm(diffAlg));
commitNames = new string[] { "BASE", "OURS", "THEIRS" };
oi = GetObjectInserter();
this.inCore = inCore;
if (inCore)
{
dircache = DirCache.NewInCore();
}
}
/// <summary>Write this note map as a tree.</summary>
/// <remarks>Write this note map as a tree.</remarks>
/// <param name="inserter">
/// inserter to use when writing trees to the object database.
/// Caller is responsible for flushing the inserter before trying
/// to read the objects, or exposing them through a reference.
/// </param>
/// <returns>the top level tree.</returns>
/// <exception cref="System.IO.IOException">a tree could not be written.</exception>
public virtual ObjectId WriteTree(ObjectInserter inserter)
{
return root.WriteTree(inserter);
}
/// <exception cref="System.IO.IOException"></exception>
private PackParser Index(byte[] raw)
{
if (inserter == null)
{
inserter = repo.NewObjectInserter();
}
return inserter.NewPackParser(new ByteArrayInputStream(raw));
}
/// <summary>Compute the ObjectId for this tree</summary>
/// <param name="ins"></param>
/// <returns>ObjectId for this tree</returns>
public virtual ObjectId ComputeId(ObjectInserter ins)
{
if (buf != null)
{
return ins.IdFor(Constants.OBJ_TREE, buf, 0, ptr);
}
long len = overflowBuffer.Length();
try
{
return ins.IdFor(Constants.OBJ_TREE, len, overflowBuffer.OpenInputStream());
}
catch (IOException e)
{
// this should never happen
throw new RuntimeException(e);
}
}
/// <summary>Set the inserter this merger will use to create objects.</summary>
/// <remarks>
/// Set the inserter this merger will use to create objects.
/// <p>
/// If an inserter was already set on this instance (such as by a prior set,
/// or a prior call to
/// <see cref="GetObjectInserter()">GetObjectInserter()</see>
/// ), the prior inserter will
/// be released first.
/// </remarks>
/// <param name="oi">
/// the inserter instance to use. Must be associated with the
/// repository instance returned by
/// <see cref="GetRepository()">GetRepository()</see>
/// .
/// </param>
public virtual void SetObjectInserter(ObjectInserter oi)
{
if (inserter != null)
{
inserter.Release();
}
inserter = oi;
}
/// <returns>
/// an object writer to create objects in
/// <see cref="GetRepository()">GetRepository()</see>
/// .
/// </returns>
public virtual ObjectInserter GetObjectInserter()
{
if (inserter == null)
{
inserter = GetRepository().NewObjectInserter();
}
return inserter;
}
/// <exception cref="System.IO.IOException"></exception>
private void OpenPack(TemporaryBuffer.Heap buf)
{
if (inserter == null)
{
inserter = src.NewObjectInserter();
}
byte[] raw = buf.ToByteArray();
PackParser p = inserter.NewPackParser(new ByteArrayInputStream(raw));
p.SetAllowThin(true);
p.Parse(PM);
}
/// <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;
}
/// <summary>Construct a WriteTree for a given directory</summary>
/// <param name="sourceDirectory"></param>
/// <param name="db"></param>
public WriteTree(FilePath sourceDirectory, Repository db) : base(sourceDirectory)
{
inserter = db.NewObjectInserter();
}
internal WalkFetchConnection(WalkTransport t, WalkRemoteObjectDatabase w)
{
NGit.Transport.Transport wt = (NGit.Transport.Transport)t;
local = wt.local;
objCheck = wt.IsCheckFetchedObjects() ? new ObjectChecker() : null;
inserter = local.NewObjectInserter();
reader = local.NewObjectReader();
remotes = new AList<WalkRemoteObjectDatabase>();
remotes.AddItem(w);
unfetchedPacks = new List<WalkFetchConnection.RemotePack>();
packsConsidered = new HashSet<string>();
noPacksYet = new List<WalkRemoteObjectDatabase>();
noPacksYet.AddItem(w);
noAlternatesYet = new List<WalkRemoteObjectDatabase>();
noAlternatesYet.AddItem(w);
fetchErrors = new Dictionary<ObjectId, IList<Exception>>();
packLocks = new AList<PackLock>(4);
revWalk = new RevWalk(reader);
revWalk.SetRetainBody(false);
treeWalk = new TreeWalk(reader);
COMPLETE = revWalk.NewFlag("COMPLETE");
IN_WORK_QUEUE = revWalk.NewFlag("IN_WORK_QUEUE");
LOCALLY_SEEN = revWalk.NewFlag("LOCALLY_SEEN");
localCommitQueue = new DateRevQueue();
workQueue = new List<ObjectId>();
}
/// <summary>Insert this tree and obtain its ObjectId.</summary>
/// <remarks>Insert this tree and obtain its ObjectId.</remarks>
/// <param name="ins">the inserter to store the tree.</param>
/// <returns>computed ObjectId of the tree</returns>
/// <exception cref="System.IO.IOException">the tree could not be stored.</exception>
public virtual ObjectId InsertTo(ObjectInserter ins)
{
if (buf != null)
{
return ins.Insert(Constants.OBJ_TREE, buf, 0, ptr);
}
long len = overflowBuffer.Length();
return ins.Insert(Constants.OBJ_TREE, len, overflowBuffer.OpenInputStream());
}
/// <summary>Attach a note to an object.</summary>
/// <remarks>
/// Attach a note to an object.
/// If no note exists, a new note is stored. If a note already exists for the
/// given object, it is replaced (or removed).
/// </remarks>
/// <param name="noteOn">
/// the object to attach the note to. This same ObjectId can later
/// be used as an argument to
/// <see cref="Get(NGit.AnyObjectId)">Get(NGit.AnyObjectId)</see>
/// or
/// <see cref="GetCachedBytes(NGit.AnyObjectId, int)">GetCachedBytes(NGit.AnyObjectId, int)
/// </see>
/// to read back the
/// <code>noteData</code>
/// .
/// </param>
/// <param name="noteData">
/// text to store in the note. The text will be UTF-8 encoded when
/// stored in the repository. If null the note will be deleted, if
/// the empty string a note with the empty string will be stored.
/// </param>
/// <param name="ins">
/// inserter to write the encoded
/// <code>noteData</code>
/// out as a blob.
/// The caller must ensure the inserter is flushed before the
/// updated note map is made available for reading.
/// </param>
/// <exception cref="System.IO.IOException">the note data could not be stored in the repository.
/// </exception>
public virtual void Set(AnyObjectId noteOn, string noteData, ObjectInserter ins)
{
ObjectId dataId;
if (noteData != null)
{
byte[] dataUTF8 = Constants.Encode(noteData);
dataId = ins.Insert(Constants.OBJ_BLOB, dataUTF8);
}
else
{
dataId = null;
}
Set(noteOn, dataId);
}
/// <exception cref="System.IO.IOException"></exception> internal abstract ObjectId WriteTree(ObjectInserter inserter);
/// <exception cref="System.Exception"></exception>
private ObjectId Commit(ObjectInserter odi, DirCache treeB, ObjectId[] parentIds)
{
NGit.CommitBuilder c = new NGit.CommitBuilder();
c.TreeId = treeB.WriteTree(odi);
c.Author = new PersonIdent("A U Thor", "a.u.thor", 1L, 0);
c.Committer = c.Author;
c.SetParentIds(parentIds);
c.Message = "Tree " + c.TreeId.Name;
ObjectId id = odi.Insert(c);
odi.Flush();
return id;
}
/// <summary>
/// Constructs a NoteMapMerger with custom
/// <see cref="NoteMerger">NoteMerger</see>
/// and custom
/// <see cref="NGit.Merge.MergeStrategy">NGit.Merge.MergeStrategy</see>
/// .
/// </summary>
/// <param name="db">Git repository</param>
/// <param name="noteMerger">note merger for merging conflicting changes on a note</param>
/// <param name="nonNotesMergeStrategy">merge strategy for merging non-note entries</param>
public NoteMapMerger(Repository db, NoteMerger noteMerger, MergeStrategy nonNotesMergeStrategy
)
{
this.db = db;
this.reader = db.NewObjectReader();
this.inserter = db.NewObjectInserter();
this.noteMerger = noteMerger;
this.nonNotesMergeStrategy = nonNotesMergeStrategy;
this.objectIdPrefix = new MutableObjectId();
}
/// <exception cref="System.IO.IOException"></exception>
private PackParser Index(InputStream @in)
{
if (inserter == null)
{
inserter = db.NewObjectInserter();
}
return inserter.NewPackParser(@in);
}
public override void SetUp()
{
base.SetUp();
tr = new TestRepository<Repository>(db);
reader = db.NewObjectReader();
inserter = db.NewObjectInserter();
noRoot = NoteMap.NewMap(null, reader);
empty = NoteMap.NewEmptyMap();
noteAId = tr.Blob("a");
noteAContent = "noteAContent";
noteABlob = tr.Blob(noteAContent);
sampleTree_a = tr.Commit().Add(noteAId.Name, noteABlob).Create();
tr.ParseBody(sampleTree_a);
map_a = NoteMap.Read(reader, sampleTree_a);
noteBId = tr.Blob("b");
noteBContent = "noteBContent";
noteBBlob = tr.Blob(noteBContent);
sampleTree_a_b = tr.Commit().Add(noteAId.Name, noteABlob).Add(noteBId.Name, noteBBlob
).Create();
tr.ParseBody(sampleTree_a_b);
map_a_b = NoteMap.Read(reader, sampleTree_a_b);
}
