diff options
Diffstat (limited to 'org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java')
| -rw-r--r-- | org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java b/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java index 6bb6ae590a..718ed89142 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/lib/ObjectReader.java @@ -17,9 +17,18 @@ import java.util.Iterator; import java.util.List; import java.util.Set; +import org.eclipse.jgit.annotations.NonNull; import org.eclipse.jgit.annotations.Nullable; import org.eclipse.jgit.errors.IncorrectObjectTypeException; import org.eclipse.jgit.errors.MissingObjectException; +import org.eclipse.jgit.internal.revwalk.BitmappedObjectReachabilityChecker; +import org.eclipse.jgit.internal.revwalk.BitmappedReachabilityChecker; +import org.eclipse.jgit.internal.revwalk.PedestrianObjectReachabilityChecker; +import org.eclipse.jgit.internal.revwalk.PedestrianReachabilityChecker; +import org.eclipse.jgit.revwalk.ObjectReachabilityChecker; +import org.eclipse.jgit.revwalk.ObjectWalk; +import org.eclipse.jgit.revwalk.ReachabilityChecker; +import org.eclipse.jgit.revwalk.RevWalk; /** * Reads an {@link org.eclipse.jgit.lib.ObjectDatabase} for a single thread. @@ -408,6 +417,54 @@ public abstract class ObjectReader implements AutoCloseable { } /** + * Create a reachability checker that will use bitmaps if possible. + * + * @param rw + * revwalk for use by the reachability checker + * @return the most efficient reachability checker for this repository. + * @throws IOException + * if it cannot open any of the underlying indices. + * + * @since 5.11 + */ + @NonNull + public ReachabilityChecker createReachabilityChecker(RevWalk rw) + throws IOException { + if (getBitmapIndex() != null) { + return new BitmappedReachabilityChecker(rw); + } + + return new PedestrianReachabilityChecker(true, rw); + } + + /** + * Create an object reachability checker that will use bitmaps if possible. + * + * This reachability checker accepts any object as target. For checks + * exclusively between commits, use + * {@link #createReachabilityChecker(RevWalk)}. + * + * @param ow + * objectwalk for use by the reachability checker + * @return the most efficient object reachability checker for this + * repository. + * + * @throws IOException + * if it cannot open any of the underlying indices. + * + * @since 5.11 + */ + @NonNull + public ObjectReachabilityChecker createObjectReachabilityChecker( + ObjectWalk ow) throws IOException { + if (getBitmapIndex() != null) { + return new BitmappedObjectReachabilityChecker(ow); + } + + return new PedestrianObjectReachabilityChecker(ow); + } + + /** * Get the {@link org.eclipse.jgit.lib.ObjectInserter} from which this * reader was created using {@code inserter.newReader()} * |