Example #1
0
  /**
   * Returns absolute paths which have changed remotely comparing to the current branch, i.e.
   * performs <code>git diff --name-only master..origin/master</code>
   *
   * <p>Paths are absolute, Git-formatted (i.e. with forward slashes).
   */
  @NotNull
  public static Collection<String> getPathsDiffBetweenRefs(
      @NotNull Git git,
      @NotNull GitRepository repository,
      @NotNull String beforeRef,
      @NotNull String afterRef)
      throws VcsException {
    List<String> parameters = Arrays.asList("--name-only", "--pretty=format:");
    String range = beforeRef + ".." + afterRef;
    GitCommandResult result = git.diff(repository, parameters, range);
    if (!result.success()) {
      LOG.info(
          String.format(
              "Couldn't get diff in range [%s] for repository [%s]",
              range, repository.toLogString()));
      return Collections.emptyList();
    }

    final Collection<String> remoteChanges = new HashSet<String>();
    for (StringScanner s = new StringScanner(result.getOutputAsJoinedString()); s.hasMoreData(); ) {
      final String relative = s.line();
      if (StringUtil.isEmptyOrSpaces(relative)) {
        continue;
      }
      final String path = repository.getRoot().getPath() + "/" + unescapePath(relative);
      remoteChanges.add(path);
    }
    return remoteChanges;
  }
  /**
   * Tries to execute {@code git merge --ff-only}.
   *
   * @return true, if everything is successful; false for any error (to let a usual "fair" update
   *     deal with it).
   */
  public boolean fastForwardMerge() {
    LOG.info("Trying fast-forward merge for " + myRoot);
    GitRepository repository = GitUtil.getRepositoryManager(myProject).getRepositoryForRoot(myRoot);
    if (repository == null) {
      LOG.error("Repository is null for " + myRoot);
      return false;
    }
    try {
      markStart(myRoot);
    } catch (VcsException e) {
      LOG.info("Couldn't mark start for repository " + myRoot, e);
      return false;
    }

    GitCommandResult result =
        myGit.merge(repository, getRemoteBranchToMerge(), Collections.singletonList("--ff-only"));

    try {
      markEnd(myRoot);
    } catch (VcsException e) {
      // this is not critical, and update has already happened,
      // so we just notify the user about problems with collecting the updated changes.
      LOG.info("Couldn't mark end for repository " + myRoot, e);
      Notificator.getInstance(myProject)
          .notifyWeakWarning(
              "Couldn't collect the updated files info",
              String.format(
                  "Update of %s was successful, but we couldn't collect the updated changes because of an error",
                  myRoot),
              null);
    }
    return result.success();
  }
  private static boolean pushCurrentBranch(
      @NotNull Project project,
      @NotNull GitRepository repository,
      @NotNull String remoteName,
      @NotNull String remoteUrl,
      @NotNull String name,
      @NotNull String url) {
    Git git = ServiceManager.getService(Git.class);

    GitLocalBranch currentBranch = repository.getCurrentBranch();
    if (currentBranch == null) {
      GithubNotifications.showErrorURL(
          project,
          "Can't finish GitHub sharing process",
          "Successfully created project ",
          "'" + name + "'",
          " on GitHub, but initial push failed: no current branch",
          url);
      return false;
    }
    GitCommandResult result =
        git.push(repository, remoteName, remoteUrl, currentBranch.getName(), true);
    if (!result.success()) {
      GithubNotifications.showErrorURL(
          project,
          "Can't finish GitHub sharing process",
          "Successfully created project ",
          "'" + name + "'",
          " on GitHub, but initial push failed:<br/>" + result.getErrorOutputAsHtmlString(),
          url);
      return false;
    }
    return true;
  }
 protected static void checkGitResult(GitCommandResult commandResult)
     throws ServerRuntimeException {
   if (!commandResult.success()) {
     Throwable exception = commandResult.getException();
     if (exception != null) {
       LOG.info(exception);
       throw new ServerRuntimeException(exception);
     } else {
       throw new ServerRuntimeException(commandResult.getErrorOutputAsJoinedString());
     }
   }
 }