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author | Shawn Pearce <spearce@spearce.org> | 2016-08-25 20:57:39 -0400 |
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committer | Gerrit Code Review @ Eclipse.org <gerrit@eclipse.org> | 2016-08-25 20:57:42 -0400 |
commit | 1836a7b273b63d6e217e5b58322cb1a079517101 (patch) | |
tree | 9ea3d1e3de834a78274deee282a019a6696fa5bf | |
parent | 649ad06586705b25905f805544cadcfad08efc07 (diff) | |
parent | 3e27fb37196bd43ba626235850af8fa684e23e1f (diff) | |
download | jgit-1836a7b273b63d6e217e5b58322cb1a079517101.tar.gz jgit-1836a7b273b63d6e217e5b58322cb1a079517101.zip |
Merge "Do not fake a SymbolicRef as an ObjectIdRef"
4 files changed, 12 insertions, 11 deletions
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsRefDatabase.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsRefDatabase.java index e5469f6b83..5611d23be7 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsRefDatabase.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsRefDatabase.java @@ -217,10 +217,6 @@ public abstract class DfsRefDatabase extends RefDatabase { else detachingSymbolicRef = detach && ref.isSymbolic(); - if (detachingSymbolicRef) { - ref = new ObjectIdRef.Unpeeled(NEW, refName, ref.getObjectId()); - } - DfsRefUpdate update = new DfsRefUpdate(this, ref); if (detachingSymbolicRef) update.setDetachingSymbolicRef(); diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectory.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectory.java index e5ca736824..108065913a 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectory.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectory.java @@ -545,8 +545,6 @@ public class RefDirectory extends RefDatabase { ref = new ObjectIdRef.Unpeeled(NEW, name, null); else { detachingSymbolicRef = detach && ref.isSymbolic(); - if (detachingSymbolicRef) - ref = new ObjectIdRef.Unpeeled(LOOSE, name, ref.getObjectId()); } RefDirectoryUpdate refDirUpdate = new RefDirectoryUpdate(this, ref); if (detachingSymbolicRef) @@ -579,7 +577,7 @@ public class RefDirectory extends RefDatabase { } void delete(RefDirectoryUpdate update) throws IOException { - Ref dst = update.getRef().getLeaf(); + Ref dst = update.getRef(); String name = dst.getName(); // Write the packed-refs file using an atomic update. We might diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectoryUpdate.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectoryUpdate.java index 0d16f79ea1..3c1916b642 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectoryUpdate.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/RefDirectoryUpdate.java @@ -56,6 +56,7 @@ import org.eclipse.jgit.lib.Repository; class RefDirectoryUpdate extends RefUpdate { private final RefDirectory database; + private boolean shouldDeref; private LockFile lock; RefDirectoryUpdate(final RefDirectory r, final Ref ref) { @@ -75,6 +76,7 @@ class RefDirectoryUpdate extends RefUpdate { @Override protected boolean tryLock(boolean deref) throws IOException { + shouldDeref = deref; Ref dst = getRef(); if (deref) dst = dst.getLeaf(); @@ -117,7 +119,7 @@ class RefDirectoryUpdate extends RefUpdate { msg = strResult; } } - database.log(this, msg, true); + database.log(this, msg, shouldDeref); } if (!lock.commit()) return Result.LOCK_FAILURE; @@ -140,7 +142,7 @@ class RefDirectoryUpdate extends RefUpdate { @Override protected Result doDelete(final Result status) throws IOException { - if (getRef().getLeaf().getStorage() != Ref.Storage.NEW) + if (getRef().getStorage() != Ref.Storage.NEW) database.delete(this); return status; } diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/lib/RefUpdate.java b/org.eclipse.jgit/src/org/eclipse/jgit/lib/RefUpdate.java index c1027f0f75..fc334f0275 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/lib/RefUpdate.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/lib/RefUpdate.java @@ -551,7 +551,9 @@ public abstract class RefUpdate { * @throws IOException */ public Result delete(final RevWalk walk) throws IOException { - final String myName = getRef().getLeaf().getName(); + final String myName = detachingSymbolicRef + ? getRef().getName() + : getRef().getLeaf().getName(); if (myName.startsWith(Constants.R_HEADS) && !getRepository().isBare()) { // Don't allow the currently checked out branch to be deleted. Ref head = getRefDatabase().getRef(Constants.HEAD); @@ -628,7 +630,10 @@ public abstract class RefUpdate { if (oldValue == null && checkConflicting && getRefDatabase().isNameConflicting(getName())) return Result.LOCK_FAILURE; try { - if (!tryLock(true)) + // If we're detaching a symbolic reference, we should update the reference + // itself. Otherwise, we will update the leaf reference, which should be + // an ObjectIdRef. + if (!tryLock(!detachingSymbolicRef)) return Result.LOCK_FAILURE; if (expValue != null) { final ObjectId o; |