Package org.eclipse.jgit.lib

Examples of org.eclipse.jgit.lib.Repository

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    repoManager = mgr;
  }

  @Override
  public PatchList load(final PatchListKey key) throws Exception {
    final Repository repo = repoManager.openRepository(key.projectKey);
    try {
      return readPatchList(key, repo);
    } finally {
      repo.close();
    }
  }
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    return false;
  }

  private boolean isRevisionOutOfDate() {
    try {
      Repository git = gitMgr.openRepository(getProject().getNameKey());
      try {
        Ref ref = git.getRef(GitRepositoryManager.REF_CONFIG);
        if (ref == null || ref.getObjectId() == null) {
          return true;
        }
        return !ref.getObjectId().equals(config.getRevision());
      } finally {
        git.close();
      }
    } catch (IOException gone) {
      return true;
    }
  }
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      IOException, InvalidRevisionException {
    control = changeControlFactory.validateFor(changeId);

    final PatchSet patch =
        db.patchSets().get(control.getChange().currentPatchSetId());
    final Repository repo =
        repoManager.openRepository(control.getProject().getNameKey());
    try {
      final RevWalk rw = new RevWalk(repo);
      try {
        rw.setRetainBody(false);

        final RevCommit rev;
        try {
          rev = rw.parseCommit(ObjectId.fromString(patch.getRevision().get()));
        } catch (IncorrectObjectTypeException err) {
          throw new InvalidRevisionException();
        } catch (MissingObjectException err) {
          throw new InvalidRevisionException();
        }

        detail = new IncludedInDetail();
        detail.setBranches(includedIn(repo, rw, rev, Constants.R_HEADS));
        detail.setTags(includedIn(repo, rw, rev, Constants.R_TAGS));

        return detail;
      } finally {
        rw.release();
      }
    } finally {
      repo.close();
    }
  }
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    final Project.NameKey nameKey = createProjectArgs.getProject();
    try {
      final String head =
          createProjectArgs.permissionsOnly ? GitRepositoryManager.REF_CONFIG
              : createProjectArgs.branch.get(0);
      final Repository repo = repoManager.createRepository(nameKey);
      try {
        NewProjectCreatedListener.Event event = new NewProjectCreatedListener.Event() {
          @Override
          public String getProjectName() {
            return nameKey.get();
          }

          @Override
          public String getHeadName() {
            return head;
          }
        };
        for (NewProjectCreatedListener l : createdListener) {
          l.onNewProjectCreated(event);
        }

        final RefUpdate u = repo.updateRef(Constants.HEAD);
        u.disableRefLog();
        u.link(head);

        createProjectConfig();

        if (!createProjectArgs.permissionsOnly
            && createProjectArgs.createEmptyCommit) {
          createEmptyCommits(repo, nameKey, createProjectArgs.branch);
        }
      } finally {
        repo.close();
      }
    } catch (RepositoryCaseMismatchException e) {
      throw new ProjectCreationFailedException("Cannot create " + nameKey.get()
          + " because the name is already occupied by another project."
          + " The other project has the same name, only spelled in a"
          + " different case.", e);
    } catch (RepositoryNotFoundException badName) {
      throw new ProjectCreationFailedException("Cannot create " + nameKey, badName);
    } catch (IllegalStateException err) {
      try {
        final Repository repo = repoManager.openRepository(nameKey);
        try {
          if (repo.getObjectDatabase().exists()) {
            throw new ProjectCreationFailedException("project \"" + nameKey + "\" exists");
          }
        } finally {
          repo.close();
        }
      } catch (IOException ioErr) {
        final String msg = "Cannot create " + nameKey;
        log.error(msg, err);
        throw new ProjectCreationFailedException(msg, ioErr);
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    final List<Branch> branches = new ArrayList<Branch>();
    Branch headBranch = null;
    Branch configBranch = null;
    final Set<String> targets = new HashSet<String>();

    final Repository db;
    try {
      db = repoManager.openRepository(projectName);
    } catch (RepositoryNotFoundException noGitRepository) {
      return new ListBranchesResult(branches, false, true);
    }
    try {
      final Map<String, Ref> all = db.getAllRefs();

      if (!all.containsKey(Constants.HEAD)) {
        // The branch pointed to by HEAD doesn't exist yet, so getAllRefs
        // filtered it out. If we ask for it individually we can find the
        // underlying target and put it into the map anyway.
        //
        try {
          Ref head = db.getRef(Constants.HEAD);
          if (head != null) {
            all.put(Constants.HEAD, head);
          }
        } catch (IOException e) {
          // Ignore the failure reading HEAD.
        }
      }

      for (final Ref ref : all.values()) {
        if (ref.isSymbolic()) {
          targets.add(ref.getTarget().getName());
        }
      }

      for (final Ref ref : all.values()) {
        if (ref.isSymbolic()) {
          // A symbolic reference to another branch, instead of
          // showing the resolved value, show the name it references.
          //
          String target = ref.getTarget().getName();
          RefControl targetRefControl = pctl.controlForRef(target);
          if (!targetRefControl.isVisible()) {
            continue;
          }
          if (target.startsWith(Constants.R_HEADS)) {
            target = target.substring(Constants.R_HEADS.length());
          }

          Branch b = createBranch(ref.getName());
          b.setRevision(new RevId(target));

          if (Constants.HEAD.equals(ref.getName())) {
            b.setCanDelete(false);
            headBranch = b;
          } else {
            b.setCanDelete(targetRefControl.canDelete());
            branches.add(b);
          }
          continue;
        }

        final RefControl refControl = pctl.controlForRef(ref.getName());
        if (refControl.isVisible()) {
          if (ref.getName().startsWith(Constants.R_HEADS)) {
            branches.add(createBranch(ref, refControl, targets));
          } else if (GitRepositoryManager.REF_CONFIG.equals(ref.getName())) {
            configBranch = createBranch(ref, refControl, targets);
          }
        }
      }
    } finally {
      db.close();
    }
    Collections.sort(branches, new Comparator<Branch>() {
      @Override
      public int compare(final Branch a, final Branch b) {
        return a.getName().compareTo(b.getName());
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      throw new BranchCreationNotAllowedException(refname);
    }

    final Branch.NameKey name = new Branch.NameKey(projectName, refname);
    final RefControl refControl = projectControl.controlForRef(name);
    final Repository repo = repoManager.openRepository(projectName);
    try {
      final ObjectId revid = parseStartingRevision(repo);
      final RevWalk rw = verifyConnected(repo, revid);
      RevObject object = rw.parseAny(revid);

      if (refname.startsWith(Constants.R_HEADS)) {
        // Ensure that what we start the branch from is a commit. If we
        // were given a tag, deference to the commit instead.
        //
        try {
          object = rw.parseCommit(object);
        } catch (IncorrectObjectTypeException notCommit) {
          throw new IllegalStateException(startingRevision + " not a commit");
        }
      }

      if (!refControl.canCreate(rw, object)) {
        throw new IllegalStateException("Cannot create " + refname);
      }

      try {
        final RefUpdate u = repo.updateRef(refname);
        u.setExpectedOldObjectId(ObjectId.zeroId());
        u.setNewObjectId(object.copy());
        u.setRefLogIdent(identifiedUser.newRefLogIdent());
        u.setRefLogMessage("created via web from " + startingRevision, false);
        final RefUpdate.Result result = u.update(rw);
        switch (result) {
          case FAST_FORWARD:
          case NEW:
          case NO_CHANGE:
            referenceUpdated.fire(name.getParentKey(), refname);
            hooks.doRefUpdatedHook(name, u, identifiedUser.getAccount());
            break;
          default: {
            throw new IOException(result.name());
          }
        }
      } catch (IOException err) {
        log.error("Cannot create branch " + name, err);
        throw err;
      }
    } finally {
      repo.close();
    }

    return listBranchesFactory.create(projectName).call();
  }
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    if (projectName == null) {
      return false;
    }

    try {
      final Repository repo = repoManager.openRepository(projectName);
      try {
        final RevWalk rw = new RevWalk(repo);
        try {
          return rFilter.include(rw, rw.parseCommit(objectId));
        } finally {
          rw.release();
        }
      } finally {
        repo.close();
      }
    } catch (RepositoryNotFoundException e) {
      log.error("Repository \"" + projectName.get() + "\" unknown.", e);
    } catch (MissingObjectException e) {
      log.error(projectName.get() + "\" commit does not exist.", e);
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        branchIt.remove();
      }
    }

    final Set<Branch.NameKey> deleted = new HashSet<Branch.NameKey>();
    final Repository r = repoManager.openRepository(projectName);
    try {
      for (final Branch.NameKey branchKey : toRemove) {
        final String refname = branchKey.get();
        final RefUpdate.Result result;
        final RefUpdate u;
        try {
          u = r.updateRef(refname);
          u.setForceUpdate(true);
          result = u.delete();
        } catch (IOException e) {
          log.error("Cannot delete " + branchKey, e);
          continue;
        }

        switch (result) {
          case NEW:
          case NO_CHANGE:
          case FAST_FORWARD:
          case FORCED:
            deleted.add(branchKey);
            replication.fire(projectName, refname);
            hooks.doRefUpdatedHook(branchKey, u, identifiedUser.getAccount());
            break;

          case REJECTED_CURRENT_BRANCH:
            log.warn("Cannot delete " + branchKey + ": " + result.name());
            break;

          default:
            log.error("Cannot delete " + branchKey + ": " + result.name());
            break;
        }
      }
    } finally {
      r.close();
    }
    return deleted;
  }
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      Provider<ReviewDb> db) throws IOException, OrmException {
    if (commitMessage == null) {
      PatchSet.Id psId = change(db).currentPatchSetId();
      String sha1 = db.get().patchSets().get(psId).getRevision().get();
      Project.NameKey name = change.getProject();
      Repository repo = repoManager.openRepository(name);
      try {
        RevWalk walk = new RevWalk(repo);
        try {
          RevCommit c = walk.parseCommit(ObjectId.fromString(sha1));
          commitMessage = c.getFullMessage();
        } finally {
          walk.release();
        }
      } finally {
        repo.close();
      }
    }
    return commitMessage;
  }
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          "Cannot rebase: New patch sets are not allowed to be added to change: "
              + changeId.toString());
    }

    Change change = changeControl.getChange();
    final Repository git = gitManager.openRepository(change.getProject());
    try {
      final RevWalk revWalk = new RevWalk(git);
      try {
        final PatchSet originalPatchSet = db.patchSets().get(patchSetId);
        RevCommit branchTipCommit = null;

        List<PatchSetAncestor> patchSetAncestors =
            db.patchSetAncestors().ancestorsOf(patchSetId).toList();
        if (patchSetAncestors.size() > 1) {
          throw new IOException(
              "The patch set you are trying to rebase is dependent on several other patch sets: "
                  + patchSetAncestors.toString());
        }
        if (patchSetAncestors.size() == 1) {
          List<PatchSet> depPatchSetList = db.patchSets()
                  .byRevision(patchSetAncestors.get(0).getAncestorRevision())
                  .toList();
          if (!depPatchSetList.isEmpty()) {
            PatchSet depPatchSet = depPatchSetList.get(0);

            Change.Id depChangeId = depPatchSet.getId().getParentKey();
            Change depChange = db.changes().get(depChangeId);

            if (depChange.getStatus() == Status.ABANDONED) {
              throw new IOException("Cannot rebase against an abandoned change: "
                  + depChange.getKey().toString());
            }
            if (depChange.getStatus().isOpen()) {
              PatchSet latestDepPatchSet =
                  db.patchSets().get(depChange.currentPatchSetId());
              if (!depPatchSet.getId().equals(depChange.currentPatchSetId())) {
                branchTipCommit =
                    revWalk.parseCommit(ObjectId
                        .fromString(latestDepPatchSet.getRevision().get()));
              } else {
                throw new IOException(
                    "Change is already based on the latest patch set of the dependent change.");
              }
            }
          }
        }

        if (branchTipCommit == null) {
          // We are dependent on a merged PatchSet or have no PatchSet
          // dependencies at all.
          Ref destRef = git.getRef(change.getDest().get());
          if (destRef == null) {
            throw new IOException(
                "The destination branch does not exist: "
                    + change.getDest().get());
          }
          branchTipCommit = revWalk.parseCommit(destRef.getObjectId());
        }

        final RevCommit originalCommit =
            revWalk.parseCommit(ObjectId.fromString(originalPatchSet
                .getRevision().get()));

        CommitBuilder rebasedCommitBuilder =
            rebaseCommit(git, originalCommit, branchTipCommit, myIdent);

        final ObjectInserter oi = git.newObjectInserter();
        final ObjectId rebasedCommitId;
        try {
          rebasedCommitId = oi.insert(rebasedCommitBuilder);
          oi.flush();
        } finally {
          oi.release();
        }

        Change updatedChange =
            db.changes().atomicUpdate(changeId, new AtomicUpdate<Change>() {
              @Override
              public Change update(Change change) {
                if (change.getStatus().isOpen()) {
                  change.nextPatchSetId();
                  return change;
                } else {
                  return null;
                }
              }
            });

        if (updatedChange == null) {
          throw new InvalidChangeOperationException("Change is closed: "
              + change.toString());
        } else {
          change = updatedChange;
        }

        final PatchSet rebasedPatchSet = new PatchSet(change.currPatchSetId());
        rebasedPatchSet.setCreatedOn(change.getCreatedOn());
        rebasedPatchSet.setUploader(user.getAccountId());
        rebasedPatchSet.setRevision(new RevId(rebasedCommitId.getName()));

        insertAncestors(db, rebasedPatchSet.getId(),
            revWalk.parseCommit(rebasedCommitId));

        db.patchSets().insert(Collections.singleton(rebasedPatchSet));
        final PatchSetInfo info =
            patchSetInfoFactory.get(db, rebasedPatchSet.getId());

        change =
            db.changes().atomicUpdate(change.getId(),
                new AtomicUpdate<Change>() {
                  @Override
                  public Change update(Change change) {
                    change.setCurrentPatchSet(info);
                    ChangeUtil.updated(change);
                    return change;
                  }
                });

        final RefUpdate ru = git.updateRef(rebasedPatchSet.getRefName());
        ru.setNewObjectId(rebasedCommitId);
        ru.disableRefLog();
        if (ru.update(revWalk) != RefUpdate.Result.NEW) {
          throw new IOException("Failed to create ref "
              + rebasedPatchSet.getRefName() + " in " + git.getDirectory()
              + ": " + ru.getResult());
        }

        replication.fire(change.getProject(), ru.getName());

        List<PatchSetApproval> patchSetApprovals = approvalsUtil.copyVetosToLatestPatchSet(change);

        final Set<Account.Id> oldReviewers = new HashSet<Account.Id>();
        final Set<Account.Id> oldCC = new HashSet<Account.Id>();

        for (PatchSetApproval a : patchSetApprovals) {
          if (a.getValue() != 0) {
            oldReviewers.add(a.getAccountId());
          } else {
            oldCC.add(a.getAccountId());
          }
        }

        final ChangeMessage cmsg =
            new ChangeMessage(new ChangeMessage.Key(changeId,
                ChangeUtil.messageUUID(db)), user.getAccountId(), patchSetId);
        cmsg.setMessage("Patch Set " + patchSetId.get() + ": Rebased");
        db.changeMessages().insert(Collections.singleton(cmsg));

        final ReplacePatchSetSender cm =
            rebasedPatchSetSenderFactory.create(change);
        cm.setFrom(user.getAccountId());
        cm.setPatchSet(rebasedPatchSet);
        cm.addReviewers(oldReviewers);
        cm.addExtraCC(oldCC);
        cm.send();

        hooks.doPatchsetCreatedHook(change, rebasedPatchSet, db);
      } finally {
        revWalk.release();
      }
    } finally {
      git.close();
    }
  }
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