private Map getRemoteRefsJGit()

in git-server/src/main/java/jetbrains/buildServer/buildTriggers/vcs/git/command/impl/GitRepoOperationsImpl.java [220:264]
43 lines of code
6 McCabe index (conditional complexity)

  private Map<String, Ref> getRemoteRefsJGit(@NotNull Repository db, @NotNull GitVcsRoot gitRoot) throws VcsException {
    try {
      return IOGuard.allowNetworkCall(() -> {
        try {
          return Retry.retry(new Retry.Retryable<Map<String, Ref>>() {
            @Override
            public boolean requiresRetry(@NotNull final Exception e, int attempt, int maxAttempts) {
              return GitServerUtil.isRecoverable(e, gitRoot.getAuthSettings(), attempt, maxAttempts);
            }

            @Nullable
            @Override
            public Map<String, Ref> call() throws Exception {
              final long start = System.currentTimeMillis();
              try (
                final Transport transport = myTransportFactory.createTransport(db, gitRoot.getRepositoryFetchURL().get(), gitRoot.getAuthSettings(), myConfig.getRepositoryStateTimeoutSeconds());
                final FetchConnection connection = transport.openFetch()) {
                return connection.getRefsMap();
              } catch (NotSupportedException nse) {
                throw friendlyNotSupportedException(gitRoot, nse);
              } catch (WrongPassphraseException e) {
                throw new VcsException(e.getMessage(), e);
              } finally {
                final long finish = System.currentTimeMillis();
                PERFORMANCE_LOG.debug("[getRemoteRefs] repository: " + LogUtil.describe(gitRoot) + ", took " + (finish - start) + "ms");
              }
            }

            @NotNull
            @Override
            public Logger getLogger() {
              return Loggers.VCS;
            }
          }, myConfig.getConnectionRetryIntervalMillis(), myConfig.getConnectionRetryAttempts());
        } catch (TransportException t) {
          throw friendlyTransportException(t, gitRoot);
        }
      });
    } catch (Exception e) {
      if (e instanceof VcsException) {
        throw (VcsException) e;
      }
      else throw new VcsException(e);
    }
  }