public void updateBinaryRepository() throws IOException, GitException, MapServiceException {

    // 1. Check if repository exists remotely [email protected]/Binary/Repo_Binary.git
    // find the name of the "source repository"
    final String repoUrl = getSourceRemoteUrl();

    // find where ".git" folder is found
    // SourceRepository = D:\dev\devex\binrepo-devex
    // BinaryRepository = D:\dev\devex\.binrepo-devex
    final File srcRepoDir = sourceRepository.getDirectory();
    final File sourceDir = srcRepoDir.getParentFile();

    final String sourceRepoFolder = srcRepoDir.getParentFile().getCanonicalPath();

    final File parent = srcRepoDir.getParentFile().getParentFile();
    final File binaryRepoDir = new File(parent, "." + srcRepoDir.getParentFile().getName());
    System.out.println(
        "SourceRepository = "
            + sourceRepoFolder
            + "\nBinaryRepository = "
            + binaryRepoDir.getCanonicalPath());

    // 2. Get branch/commit hash for the source repo - the actual source code
    final org.eclipse.jgit.lib.Repository repository =
        new org.eclipse.jgit.storage.file.FileRepository(srcRepoDir);
    final String branch = repository.getBranch();

    final RevWalk revWalk = new RevWalk(repository);
    final ObjectId resolve = repository.resolve(Constants.HEAD);
    final RevCommit commit = revWalk.parseCommit(resolve);
    String commitHash = commit.getName();
    System.out.println("CommitHash:" + commitHash + "\tMessage:" + commit.getFullMessage());

    // 3. Call the BinRepo service and check if a corresponding BinRepo entry exists
    final String url =
        getUrlForFindByRepoBranchCommit()
            + "repourl="
            + URLEncoder.encode(repoUrl, UTF_8)
            + "&branch="
            + URLEncoder.encode(branch, UTF_8)
            + "&commitid="
            + URLEncoder.encode(commitHash, UTF_8);
    System.out.println("svc url : " + url);

    WebResource webResource = client.resource(url);

    boolean noContent = false;
    BinRepoBranchCommitDO binRepoBranchCommitDO1 = null;

    try {
      binRepoBranchCommitDO1 =
          webResource.accept(MediaType.APPLICATION_JSON).get(BinRepoBranchCommitDO.class);
    } catch (UniformInterfaceException e) {
      int statusCode = e.getResponse().getClientResponseStatus().getStatusCode();
      System.out.println("Service Status Code : " + statusCode);
      noContent =
          (statusCode == 204 || statusCode == 404); // HTTP 204 is NO CONTENT which is ok for us
    } catch (Exception e) { // Catch-all to deal with network problems etc.
      e.printStackTrace();
    }

    System.out.println(
        binRepoBranchCommitDO1 != null
            ? binRepoBranchCommitDO1.toString()
            : "Resource not found on server");

    // 4. If not copy all the target folders from the source repo to the binary repo - root to root
    // copy of artifacts
    if (noContent) {
      System.out.println(
          "Source Directory:'"
              + sourceDir.getCanonicalPath()
              + "' Destination Directory:'"
              + binaryRepoDir.getCanonicalPath()
              + "'");
      FileUtil.copyBinaries(sourceDir, binaryRepoDir);
    }

    // 5. Call git status to get the delta (Use StatusCommand and refine it)
    Git binaryRepo;
    try {
      binaryRepo = Git.open(binaryRepoDir);
    } catch (IOException e) {
      throw new GitException("Unable to open repository" + binaryRepoDir, e);
    }

    // get "status"
    final StatusCommand statusCommand = binaryRepo.status();
    // TODO: RGIROTI Ask Nambi if we should actually filter this to only add .class files and
    // nothing else
    Collection<String> filesToStage = GitUtils.getFilesToStage(statusCommand);
    /*for (String file : filesToStage) {
        System.out.println("File to be added:" + file);
    }*/

    // add files to "staging" - if there is nothing to stage none of the other operations make any
    // sense at all
    if (filesToStage.size() > 0) {
      final AddCommand addCmd = binaryRepo.add();
      for (String file : filesToStage) {
        addCmd.addFilepattern(file);
      }
      final String[] filesArr = filesToStage.toArray(new String[filesToStage.size()]);
      final String files = StringUtils.join(filesArr, ",");
      try {
        addCmd.call();
      } catch (Exception e) {
        throw new GitException("Unable to add files to repository" + files, e);
      }

      // 6. Commit the changes to local and call push after that (use JGit API for this)
      // 6a. COmmit message should use format "Saving url:branch:commit:UTC time"
      // commit
      final CommitCommand commitCommand = binaryRepo.commit();
      String msg = "Saving Repo:%s Branch:%s CommitHash:%s Time:%s";
      final String formattedMsg =
          String.format(msg, repoUrl, branch, commitHash, new Date().toString());
      commitCommand.setMessage(formattedMsg);
      String commitHashBinRepo;
      try {
        final RevCommit call = commitCommand.call();
        commitHashBinRepo = call.getName();
      } catch (Exception e) {
        throw new GitException("Unable to read commit hash from commit command", e);
      }

      // push to origin now
      final PushCommand push = binaryRepo.push();
      final String remote = push.getRemote();
      final String remoteBranch = push.getRepository().getBranch();
      System.out.println("Remote to push to:'" + remote + "'");
      try {
        push.call();
      } catch (Exception e) {
        throw new GitException("Unable to push to remote", e);
      }

      // Calculate the remote url for binary repository
      String binRepoUrl = calculateBinaryRepositoryUrl();

      // 7. Call the BinRepo service and create a new entity for this change - repoUrl, branch, and
      // commit
      System.out.println(
          "Update Bin Repo Service with the new changes - POST new object to service");
      final BinRepoBranchCommitDO binRepoBranchCommitDO =
          newInstance(repoUrl, branch, commitHash, binRepoUrl, remoteBranch, commitHashBinRepo);
      webResource = client.resource(getUrlForPost());

      BinRepoBranchCommitDO postedDO = null;
      try {
        postedDO =
            webResource
                .accept(MediaType.APPLICATION_XML)
                .post(BinRepoBranchCommitDO.class, binRepoBranchCommitDO);
      } catch (UniformInterfaceException e) {
        int statusCode = e.getResponse().getClientResponseStatus().getStatusCode();
        System.out.println("status code: " + statusCode);
        throw new MapServiceException("Unable to register the commit details in update binrepo", e);
      }
      System.out.println(postedDO != null ? postedDO.toString() : "Post failed");
    }
  }
  @Override
  protected boolean handlePost(RequestInfo requestInfo) throws ServletException {
    String gitSegment = requestInfo.gitSegment;
    HttpServletRequest request = requestInfo.request;
    HttpServletResponse response = requestInfo.response;
    Repository db = requestInfo.db;
    String pattern = requestInfo.relativePath;
    JSONObject requestObject = requestInfo.getJSONRequest();
    try {
      String commitToMerge = requestObject.optString(GitConstants.KEY_MERGE, null);
      if (commitToMerge != null) {
        boolean squash = requestObject.optBoolean(GitConstants.KEY_SQUASH, false);
        return merge(request, response, db, commitToMerge, squash);
      }

      String commitToRebase = requestObject.optString(GitConstants.KEY_REBASE, null);
      String rebaseOperation = requestObject.optString(GitConstants.KEY_OPERATION, null);
      if (commitToRebase != null) {
        return rebase(request, response, db, commitToRebase, rebaseOperation);
      }

      String commitToCherryPick = requestObject.optString(GitConstants.KEY_CHERRY_PICK, null);
      if (commitToCherryPick != null) {
        return cherryPick(request, response, db, commitToCherryPick);
      }

      String commitToRevert = requestObject.optString(GitConstants.KEY_REVERT, null);
      if (commitToRevert != null) {
        return revert(request, response, db, commitToRevert);
      }

      String newCommit = requestObject.optString(GitConstants.KEY_COMMIT_NEW, null);
      if (newCommit != null) return identifyNewCommitResource(request, response, db, newCommit);

      String reviewReqLogin = requestObject.optString(GitConstants.KEY_REVIEW_REQ_NOTIFY_LOGIN);
      if (reviewReqLogin != null && reviewReqLogin.length() != 0) {
        String reviewReqUrl = requestObject.optString(GitConstants.KEY_REVIEW_REQ_URL);
        String ReviewReqCommit = requestObject.optString(GitConstants.KEY_REVIEW_REQ_COMMIT);
        String ReviewReqAuthorName =
            requestObject.optString(GitConstants.KEY_REVIEW_REQ_AUTHOR_NAME);
        String ReviewMessage = requestObject.optString(GitConstants.KEY_REVIEW_REQ_MESSAGE);
        return sendNotification(
            request,
            response,
            db,
            reviewReqLogin,
            ReviewReqCommit,
            reviewReqUrl,
            ReviewReqAuthorName,
            ReviewMessage);
      }

      ObjectId refId = db.resolve(gitSegment);
      if (refId == null || !Constants.HEAD.equals(gitSegment)) {
        String msg = NLS.bind("Commit failed. Ref must be HEAD and is {0}", gitSegment);
        return statusHandler.handleRequest(
            request,
            response,
            new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_BAD_REQUEST, msg, null));
      }

      String message = requestObject.optString(GitConstants.KEY_COMMIT_MESSAGE, null);
      if (message == null || message.isEmpty()) {
        return statusHandler.handleRequest(
            request,
            response,
            new ServerStatus(
                IStatus.ERROR,
                HttpServletResponse.SC_BAD_REQUEST,
                "Missing commit message.",
                null));
      }

      Git git = new Git(db);
      CommitCommand cc = git.commit();
      Config config = git.getRepository().getConfig();

      boolean amend =
          Boolean.parseBoolean(requestObject.optString(GitConstants.KEY_COMMIT_AMEND, null));
      boolean insertChangeId =
          GitUtils.isGerrit(config)
              || Boolean.parseBoolean(requestObject.optString(GitConstants.KEY_CHANGE_ID, null));

      String committerName = requestObject.optString(GitConstants.KEY_COMMITTER_NAME, null);
      String committerEmail = requestObject.optString(GitConstants.KEY_COMMITTER_EMAIL, null);
      String authorName = requestObject.optString(GitConstants.KEY_AUTHOR_NAME, null);
      String authorEmail = requestObject.optString(GitConstants.KEY_AUTHOR_EMAIL, null);

      // workaround of a bug in JGit which causes invalid
      // support of null values of author/committer name/email, see bug 352984
      PersonIdent defPersonIdent = new PersonIdent(db);
      if (committerName == null) committerName = defPersonIdent.getName();
      if (committerEmail == null) committerEmail = defPersonIdent.getEmailAddress();
      if (authorName == null) authorName = committerName;
      if (authorEmail == null) authorEmail = committerEmail;
      cc.setCommitter(committerName, committerEmail);
      cc.setAuthor(authorName, authorEmail);
      if (insertChangeId) cc.setInsertChangeId(true);

      // support for committing by path: "git commit -o path"
      if (!pattern.isEmpty()) {
        cc.setOnly(pattern);
      }

      try {
        // "git commit [--amend] -m '{message}' [-a|{path}]"
        RevCommit lastCommit = cc.setAmend(amend).setMessage(message).call();

        URI cloneLocation =
            BaseToCloneConverter.getCloneLocation(
                getURI(request), BaseToCloneConverter.COMMIT_REFRANGE);
        Commit commit = new Commit(cloneLocation, db, lastCommit, pattern);
        JSONObject result = commit.toJSON();
        OrionServlet.writeJSONResponse(
            request, response, result, JsonURIUnqualificationStrategy.ALL_NO_GIT);
        return true;
      } catch (GitAPIException e) {
        return statusHandler.handleRequest(
            request,
            response,
            new ServerStatus(
                IStatus.ERROR,
                HttpServletResponse.SC_BAD_REQUEST,
                "An error occured when commiting.",
                e));
      } catch (UnmergedPathException e) {
        return statusHandler.handleRequest(
            request,
            response,
            new ServerStatus(
                IStatus.ERROR,
                HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
                "An internal error occured when commiting.",
                e));
      }
    } catch (Exception e) {
      return statusHandler.handleRequest(
          request,
          response,
          new ServerStatus(
              IStatus.ERROR,
              HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
              "An error occured when requesting a commit info.",
              e));
    }
  }
  public void createBinaryRepository() throws IOException, GitException, MapServiceException {
    // check whether "binary repository" exists
    if (isBinaryRepositoryAvailable()) throw new GitException("Repository already exists");

    // find the name of the "source repository"
    // String sourceRepoName = getRepositoryName();

    // find where ".git" folder is found
    File f = sourceRepository.getDirectory();
    File sourceRepoFolder = f.getParentFile();

    String sourceRepoFolderName = f.getParentFile().getName();

    // calculate binary repository folder
    File parent = f.getParentFile().getParentFile();
    File binaryRepoFolder = new File(parent, ("." + sourceRepoFolderName));

    // create binary repository folder
    FileUtils.mkdir(binaryRepoFolder, true);

    // initialize "git" repository
    InitCommand initCmd = Git.init();
    initCmd.setDirectory(binaryRepoFolder);
    Git binaryRepo = null;
    try {
      System.out.println("initializing bare repository");
      binaryRepo = initCmd.call();
    } catch (GitAPIException e) {
      throw new GitException("unable to initialize repository", e);
    }

    System.out.println("adding readme.md file");
    createReadMeFile(binaryRepoFolder);

    // get "status"
    StatusCommand statusC = binaryRepo.status();
    Collection<String> toadd = GitUtils.getFilesToStage(statusC);

    // add "readme" file to staging
    if (toadd.size() > 0) {
      AddCommand add = binaryRepo.add();
      for (String file : toadd) {
        add.addFilepattern(file);
      }
      try {
        add.call();
        CommitCommand commit = binaryRepo.commit();
        commit.setMessage("initial commit");
        System.out.println("performing first commit");
        commit.call();
      } catch (NoFilepatternException e) {
        throw new GitException("unable to add file(s)", e);
      } catch (GitAPIException e) {
        throw new GitException("Unable to add or commit", e);
      }
    }

    // Calculate the remote url for binary repository
    String remoteUrl = calculateBinaryRepositoryUrl();

    // TODO: check whether the remote exists, if not create it, else fail
    GitHub github = new GitHubClient().getGithub();
    GHOrganization githubOrg = github.getOrganization("Binary");
    GHRepository repository = githubOrg.getRepository(GitUtils.getRepositoryName(remoteUrl));

    if (repository == null) {

      System.out.println("creating remote repository : " + remoteUrl);
      GHRepository repo =
          githubOrg.createRepository(
              GitUtils.getRepositoryName(remoteUrl),
              "Binary repository",
              "https://github.scm.corp.ebay.com",
              "Owners",
              true);

      System.out.println(repo.getUrl() + " created successfully ");

    } else {
      // fail, it shouldn't come here
    }

    // add "remote" repository
    StoredConfig config = binaryRepo.getRepository().getConfig();
    config.setString("remote", "origin", "url", remoteUrl);
    System.out.println("adding remote origin " + remoteUrl);
    config.save();

    // get "status"
    StatusCommand stat = binaryRepo.status();
    Collection<String> filesToAdd = GitUtils.getFilesToStage(stat);

    // add files to "staging"
    if (filesToAdd.size() > 0) {
      AddCommand addCmd = binaryRepo.add();
      for (String file : filesToAdd) {
        addCmd.addFilepattern(file);
      }
      try {
        addCmd.call();
      } catch (NoFilepatternException e) {
        throw new GitException("unable to add files", e);
      } catch (GitAPIException e) {
        throw new GitException("unable to add files", e);
      }
    }

    // commit
    System.out.println("commiting the files");
    CommitCommand commit = binaryRepo.commit();
    // add the 'source' repository git-url, commit-id and branch
    commit.setMessage("adding readme.md file");

    try {
      commit.call();
    } catch (NoHeadException e) {
      throw new GitException("unable to commit", e);
    } catch (NoMessageException e) {
      throw new GitException("unable to commit", e);
    } catch (UnmergedPathsException e) {
      throw new GitException("unable to commit", e);
    } catch (ConcurrentRefUpdateException e) {
      throw new GitException("unable to commit", e);
    } catch (WrongRepositoryStateException e) {
      throw new GitException("unable to commit", e);
    } catch (GitAPIException e) {
      throw new GitException("unable to commit", e);
    }

    // push
    System.out.println("pushing to remote");
    PushCommand push = binaryRepo.push();
    try {
      push.call();
    } catch (InvalidRemoteException e) {
      throw new GitException("unable to push", e);
    } catch (TransportException e) {
      throw new GitException("unable to push", e);
    } catch (GitAPIException e) {
      throw new GitException("unable to push", e);
    }

    // read the branch from "source" repository
    String branchname = sourceRepository.getBranch();

    // create a "branch"
    if (!branchname.toLowerCase().equals("master")) {
      CreateBranchCommand branchCmd = binaryRepo.branchCreate();
      branchCmd.setName(branchname);
      try {
        // create branch
        branchCmd.call();

        // checkout the branch
        CheckoutCommand checkout = binaryRepo.checkout();
        checkout.setName(branchname);
        checkout.call();
      } catch (RefAlreadyExistsException e) {
        throw new GitException("unable to create a branch", e);
      } catch (RefNotFoundException e) {
        throw new GitException("unable to create a branch", e);
      } catch (InvalidRefNameException e) {
        throw new GitException("unable to create a branch", e);
      } catch (GitAPIException e) {
        throw new GitException("unable to create a branch", e);
      }
    }

    // find the "localobr" folders and exclude them during copy
    List<String> excludes = new ArrayList<String>();
    Collection<File> excludeFiles =
        FileUtil.findDirectoriesThatEndWith(sourceRepoFolder, "localobr");
    for (File file : excludeFiles) {
      excludes.add(file.getCanonicalPath());
    }

    // copy the classes
    System.out.println("copying binary files");
    copyBinaryFolders("target", excludes, binaryRepoFolder);

    // get "status"
    StatusCommand statusCmd = binaryRepo.status();
    Collection<String> tobeAdded = GitUtils.getFilesToStage(statusCmd);

    // add files to "staging"
    if (tobeAdded.size() > 0) {
      AddCommand addCmd = binaryRepo.add();
      for (String file : tobeAdded) {
        addCmd.addFilepattern(file);
      }
      try {
        addCmd.call();
      } catch (NoFilepatternException e) {
        throw new GitException("unable to add files", e);
      } catch (GitAPIException e) {
        throw new GitException("unable to add files", e);
      }
    }

    // commit
    System.out.println("commiting the files");
    CommitCommand commit1 = binaryRepo.commit();
    commit1.setMessage("saving the files");

    try {
      commit1.call();
    } catch (NoHeadException e) {
      throw new GitException("unable to commit", e);
    } catch (NoMessageException e) {
      throw new GitException("unable to commit", e);
    } catch (UnmergedPathsException e) {
      throw new GitException("unable to commit", e);
    } catch (ConcurrentRefUpdateException e) {
      throw new GitException("unable to commit", e);
    } catch (WrongRepositoryStateException e) {
      throw new GitException("unable to commit", e);
    } catch (GitAPIException e) {
      throw new GitException("unable to commit", e);
    }

    // push
    System.out.println("pushing to remote");
    PushCommand pushCmd = binaryRepo.push();
    try {
      pushCmd.call();
    } catch (InvalidRemoteException e) {
      throw new GitException("unable to push", e);
    } catch (TransportException e) {
      throw new GitException("unable to push", e);
    } catch (GitAPIException e) {
      throw new GitException("unable to push", e);
    }

    final String repoUrl = getSourceRemoteUrl();
    // branchName was computed above
    final org.eclipse.jgit.lib.Repository repo =
        new org.eclipse.jgit.storage.file.FileRepository(f);
    final RevWalk revWalk = new RevWalk(repo);
    final ObjectId resolve = repo.resolve(Constants.HEAD);
    final RevCommit commitRev = revWalk.parseCommit(resolve);
    final String commitHash = commitRev.getName();

    Git git = Git.open(binaryRepoFolder);
    final RevCommit binRepoResolveCommitRev;
    try {
      binRepoResolveCommitRev = git.log().call().iterator().next();
    } catch (NoHeadException e) {
      throw new GitException("No head found for repo", e);
    } catch (GitAPIException e) {
      throw new GitException("No head found for repo", e);
    }
    final String binRepoResolveCommitHash = binRepoResolveCommitRev.getName();
    final String binRepoBranchName = git.getRepository().getBranch();

    System.out.println("Update Bin Repo Service with the new changes - POST new object to service");
    final BinRepoBranchCommitDO binRepoBranchCommitDO =
        newInstance(
            repoUrl,
            branchname,
            commitHash,
            remoteUrl,
            binRepoBranchName,
            binRepoResolveCommitHash);
    final WebResource resource = client.resource(getUrlForPost());

    BinRepoBranchCommitDO postedDO = null;
    try {
      postedDO =
          resource
              .accept(MediaType.APPLICATION_XML)
              .post(BinRepoBranchCommitDO.class, binRepoBranchCommitDO);
      System.out.println("Posted Object = " + postedDO.toString());
    } catch (UniformInterfaceException e) {
      int statusCode = e.getResponse().getClientResponseStatus().getStatusCode();
      System.out.println("status code: " + statusCode);
      throw new MapServiceException("Unable to register the commit details", e);
    }

    // System.out.println(postedDO != null ? postedDO.toString() : "postedDO was null");
    System.out.println("updated the map service");
  }