/// <exception cref="System.IO.IOException"></exception>
private RefList <Ref> ParsePackedRefs(BufferedReader br)
{
RefListBuilder <Ref> all = new RefListBuilder <Ref>();
Ref last = null;
bool peeled = false;
bool needSort = false;
string p;
while ((p = br.ReadLine()) != null)
{
if (p[0] == '#')
{
if (p.StartsWith(PACKED_REFS_HEADER))
{
p = Sharpen.Runtime.Substring(p, PACKED_REFS_HEADER.Length);
peeled = p.Contains(PACKED_REFS_PEELED);
}
continue;
}
if (p[0] == '^')
{
if (last == null)
{
throw new IOException(JGitText.Get().peeledLineBeforeRef);
}
ObjectId id = ObjectId.FromString(Sharpen.Runtime.Substring(p, 1));
last = new ObjectIdRef.PeeledTag(RefStorage.PACKED, last.GetName(), last.GetObjectId
(), id);
all.Set(all.Size() - 1, last);
continue;
}
int sp = p.IndexOf(' ');
ObjectId id_1 = ObjectId.FromString(Sharpen.Runtime.Substring(p, 0, sp));
string name = Copy(p, sp + 1, p.Length);
ObjectIdRef cur;
if (peeled)
{
cur = new ObjectIdRef.PeeledNonTag(RefStorage.PACKED, name, id_1);
}
else
{
cur = new ObjectIdRef.Unpeeled(RefStorage.PACKED, name, id_1);
}
if (last != null && RefComparator.CompareTo(last, cur) > 0)
{
needSort = true;
}
all.Add(cur);
last = cur;
}
if (needSort)
{
all.Sort();
}
return(all.ToRefList());
}
/// <exception cref="System.IO.IOException"></exception>
public override IDictionary <string, Ref> GetRefs(string prefix)
{
RefList <Ref> packed = GetPackedRefs();
RefList <RefDirectory.LooseRef> oldLoose = looseRefs.Get();
RefDirectory.LooseScanner scan = new RefDirectory.LooseScanner(this, oldLoose);
scan.Scan(prefix);
RefList <RefDirectory.LooseRef> loose;
if (scan.newLoose != null)
{
scan.newLoose.Sort();
loose = scan.newLoose.ToRefList();
if (looseRefs.CompareAndSet(oldLoose, loose))
{
modCnt.IncrementAndGet();
}
}
else
{
loose = oldLoose;
}
FireRefsChanged();
RefListBuilder <Ref> symbolic = scan.symbolic;
for (int idx = 0; idx < symbolic.Size();)
{
Ref symbolicRef = symbolic.Get(idx);
Ref resolvedRef = Resolve(symbolicRef, 0, prefix, loose, packed);
if (resolvedRef != null && resolvedRef.GetObjectId() != null)
{
symbolic.Set(idx, resolvedRef);
idx++;
}
else
{
// A broken symbolic reference, we have to drop it from the
// collections the client is about to receive. Should be a
// rare occurrence so pay a copy penalty.
symbolic.Remove(idx);
int toRemove = loose.Find(symbolicRef.GetName());
if (0 <= toRemove)
{
loose = loose.Remove(toRemove);
}
}
}
symbolic.Sort();
return(new RefMap(prefix, packed, Upcast(loose), symbolic.ToRefList()));
}
public virtual void TestBuilder_AddThenSort()
{
RefListBuilder<Ref> builder = new RefListBuilder<Ref>(1);
builder.Add(REF_B);
builder.Add(REF_A);
RefList<Ref> list = builder.ToRefList();
NUnit.Framework.Assert.AreEqual(2, list.Size());
NUnit.Framework.Assert.AreSame(REF_B, list.Get(0));
NUnit.Framework.Assert.AreSame(REF_A, list.Get(1));
builder.Sort();
list = builder.ToRefList();
NUnit.Framework.Assert.AreEqual(2, list.Size());
NUnit.Framework.Assert.AreSame(REF_A, list.Get(0));
NUnit.Framework.Assert.AreSame(REF_B, list.Get(1));
}