/// <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();
}
/// <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);
}
/// <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);
}
/// <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>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>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();
}
}
