public String tag()

in git-server/src/main/java/jetbrains/buildServer/buildTriggers/vcs/git/command/NativeGitCommands.java [437:511]
69 lines of code
7 McCabe index (conditional complexity)

  public String tag(@NotNull OperationContext context, @NotNull String tag, @Nullable String message, @NotNull String commit) throws VcsException {
    final Context ctx = new ContextImpl(context.getGitRoot(), myConfig, myGitDetector.detectGit(), myKnownHostsManager);
    final Repository db = context.getRepository();
    final GitFacadeImpl gitFacade = new GitFacadeImpl(db.getDirectory(), ctx);
    gitFacade.setSshKeyManager(mySshKeyManager);

    final GitVcsRoot gitRoot = context.getGitRoot();

    final PersonIdent tagger = PersonIdentFactory.getTagger(gitRoot, db);
    gitFacade.tag().setName(tag).setCommit(commit).force(true).annotate(true)
             .setTagger(tagger.getName(), tagger.getEmailAddress())
             .setMessage(message != null ? message : "").call();

    final String debugInfo = LogUtil.describe(gitRoot);
    List<Ref> currentTags;
    try {
      currentTags = executeCommand(ctx, "ls-remote", debugInfo, () -> gitFacade.lsRemote()
                      .setTags()
                      .setBranches(tag)
                      .setAuthSettings(gitRoot.getAuthSettings()).setUseNativeSsh(true)
                      .setTimeout(myConfig.getPushTimeoutSeconds())
                      .setRetryAttempts(myConfig.getConnectionRetryAttempts())
                      .setRepoUrl(gitRoot.getRepositoryPushURL().get())
                      .trace(myConfig.getGitTraceEnv())
                      .call(), gitFacade);
    } catch (VcsException v) {
      Loggers.VCS.warn("Failed to get information about remote tag: " + tag + " for " + debugInfo, v);
      throw v;
    }

    if (!currentTags.isEmpty()) {
      try {
        executeCommand(ctx, "push", debugInfo, () -> {
          gitFacade.push()
                   .setRemote(gitRoot.getRepositoryPushURL().toString())
                   .setRefspec(":" + tag)
                   .setAuthSettings(gitRoot.getAuthSettings()).setUseNativeSsh(true)
                   .setTimeout(myConfig.getPushTimeoutSeconds())
                   .setRetryAttempts(myConfig.getConnectionRetryAttempts())
                   .setRepoUrl(gitRoot.getRepositoryPushURL().get())
                   .trace(myConfig.getGitTraceEnv())
                   .call();
          Loggers.VCS.info("Tag '" + tag + "' was successfully removed from " + debugInfo);
          return tag;
        }, gitFacade);
      } catch (VcsException v) {
        Loggers.VCS.warn("Failed to remove remote tag: " + tag + " for " + debugInfo, v);
        throw v;
      }
    }

    try {
      return executeCommand(ctx, "push", debugInfo, () -> {
        gitFacade.push()
                 .setRemote(gitRoot.getRepositoryPushURL().toString())
                 .setRefspec(tag)
                 .setAuthSettings(gitRoot.getAuthSettings()).setUseNativeSsh(true)
                 .setTimeout(myConfig.getPushTimeoutSeconds())
                 .setRetryAttempts(myConfig.getConnectionRetryAttempts())
                 .setRepoUrl(gitRoot.getRepositoryPushURL().get())
                 .trace(myConfig.getGitTraceEnv())
                 .call();
        Loggers.VCS.info("Tag '" + tag + "' was successfully pushed for " + debugInfo);
        return tag;
      }, gitFacade);
    } catch (VcsException e) {
      // remove local tag
      try {
        gitFacade.tag().delete(true).setName(tag).call();
      } catch (VcsException v) {
        Loggers.VCS.warn("Failed to delete local tag " + tag + " of " + commit + " after unssuccessful push for " + debugInfo, v);
      }
      throw e;
    }
  }