Package org.eclipse.jgit.revwalk
Interface ReachabilityChecker
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- All Known Implementing Classes:
BitmappedReachabilityChecker
,PedestrianReachabilityChecker
public interface ReachabilityChecker
Check if a commit is reachable from a collection of starting commits.Note that this checks the reachability of commits (and tags). Trees, blobs or any other object will cause IncorrectObjectTypeException exceptions.
- Since:
- 5.4
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Deprecated Methods Modifier and Type Method Description default Optional<RevCommit>
areAllReachable(Collection<RevCommit> targets, Collection<RevCommit> starters)
Deprecated.Optional<RevCommit>
areAllReachable(Collection<RevCommit> targets, Stream<RevCommit> starters)
Check if all targets are reachable from thestarter
commits.
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Method Detail
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areAllReachable
@Deprecated default Optional<RevCommit> areAllReachable(Collection<RevCommit> targets, Collection<RevCommit> starters) throws MissingObjectException, IncorrectObjectTypeException, IOException
Deprecated.Check if all targets are reachable from thestarter
commits.Caller should parse the objectIds (preferably with
walk.parseCommit()
and handle missing/incorrect type objects before calling this method.- Parameters:
targets
- commits to reach.starters
- known starting points.- Returns:
- An unreachable target if at least one of the targets is unreachable. An empty optional if all targets are reachable from the starters.
- Throws:
MissingObjectException
- if any of the incoming objects doesn't exist in the repository.IncorrectObjectTypeException
- if any of the incoming objects is not a commit or a tag.IOException
- if any of the underlying indexes or readers can not be opened.
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areAllReachable
Optional<RevCommit> areAllReachable(Collection<RevCommit> targets, Stream<RevCommit> starters) throws MissingObjectException, IncorrectObjectTypeException, IOException
Check if all targets are reachable from thestarter
commits.Caller should parse the objectIds (preferably with
walk.parseCommit()
and handle missing/incorrect type objects before calling this method.- Parameters:
targets
- commits to reach.starters
- known starting points.- Returns:
- An unreachable target if at least one of the targets is unreachable. An empty optional if all targets are reachable from the starters.
- Throws:
MissingObjectException
- if any of the incoming objects doesn't exist in the repository.IncorrectObjectTypeException
- if any of the incoming objects is not a commit or a tag.IOException
- if any of the underlying indexes or readers can not be opened.- Since:
- 5.6
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