@Test
  public void test() {
    ProtocolBuffersMetaData protocolBuffersMetaData = new ProtocolBuffersMetaData();
    protocolBuffersMetaData.load(
        bimServer.getServicesMap(), ProtocolBuffersBimServerClientFactory.class);
    BimServerClientFactory factory =
        new ProtocolBuffersBimServerClientFactory(
            "localhost", 8020, 8080, protocolBuffersMetaData, null);
    UsernamePasswordAuthenticationInfo usernamePasswordAuthenticationInfo =
        new UsernamePasswordAuthenticationInfo("*****@*****.**", "admin");
    try {
      bimServerClient = factory.create(usernamePasswordAuthenticationInfo);
    } catch (ChannelConnectionException e1) {
      e1.printStackTrace();
    } catch (ServerException e) {
      e.printStackTrace();
    } catch (UserException e) {
      e.printStackTrace();
    } catch (ServiceException e) {
      e.printStackTrace();
    }
    try {
      IfcModelInterface model = bimServerClient.newModel(createProject(), false);
      SProject project = createProject();
      CreateFromScratch createFromScratch = new CreateFromScratch();
      createFromScratch.createIfcProject(model);
      long roid = model.commit("tralala");

      dumpToFile(project, roid);

      createFromScratch.createWall(model);
      roid = model.commit("test");

      dumpToFile(project, roid);
    } catch (Exception e) {
      e.printStackTrace();
      fail(e.getMessage());
    }
  }
  private void dumpToFile(SProject project, long roid) throws SerializerException {
    try {
      IfcModelInterface model = bimServerClient.getModel(project, roid, false, false);
      IfcStepSerializer serializer = new Ifc4StepSerializer(new PluginConfiguration());

      MetaDataManager metaDataManager = new MetaDataManager(bimServer.getPluginManager());
      PackageMetaData packageMetaData = metaDataManager.getPackageMetaData("ifc2x3tc1");

      serializer.init(model, null, bimServer.getPluginManager(), null, packageMetaData, false);
      File output = new File("output");
      if (!output.exists()) {
        output.mkdir();
      }
      serializer.writeToFile(new File(output, roid + ".ifc"), null);
    } catch (BimServerClientException e) {
      e.printStackTrace();
    } catch (UserException e) {
      e.printStackTrace();
    } catch (ServerException e) {
      e.printStackTrace();
    } catch (PublicInterfaceNotFoundException e) {
      e.printStackTrace();
    }
  }
  private void start() {
    BimServerConfig config = new BimServerConfig();
    Path homeDir = Paths.get("home");
    try {
      if (Files.isDirectory(homeDir)) {
        PathUtils.removeDirectoryWithContent(homeDir);
      }
    } catch (IOException e) {
      e.printStackTrace();
    }
    config.setClassPath(System.getProperty("java.class.path"));
    config.setHomeDir(homeDir);
    config.setPort(8080);
    config.setStartEmbeddedWebServer(true);
    config.setResourceFetcher(new LocalDevelopmentResourceFetcher(Paths.get("../")));
    final BimServer bimServer = new BimServer(config);
    try {
      LocalDevPluginLoader.loadPlugins(bimServer.getPluginManager(), null);
      bimServer.start();
      if (bimServer.getServerInfo().getServerState() == ServerState.NOT_SETUP) {
        bimServer
            .getService(AdminInterface.class)
            .setup(
                "http://localhost",
                "localhost",
                "*****@*****.**",
                "Administrator",
                "*****@*****.**",
                "admin");
      }
    } catch (PluginException e2) {
      e2.printStackTrace();
    } catch (ServerException e) {
      e.printStackTrace();
    } catch (DatabaseInitException e) {
      e.printStackTrace();
    } catch (BimserverDatabaseException e) {
      e.printStackTrace();
    } catch (DatabaseRestartRequiredException e) {
      e.printStackTrace();
    } catch (UserException e) {
      e.printStackTrace();
    }

    try {
      final ServiceMap serviceMap = bimServer.getServiceFactory().get(AccessMethod.INTERNAL);
      ServiceInterface serviceInterface = serviceMap.get(ServiceInterface.class);
      SettingsInterface settingsInterface = serviceMap.get(SettingsInterface.class);
      final Bimsie1AuthInterface authInterface = serviceMap.get(Bimsie1AuthInterface.class);
      serviceInterface =
          bimServer
              .getServiceFactory()
              .get(authInterface.login("*****@*****.**", "admin"), AccessMethod.INTERNAL)
              .get(ServiceInterface.class);
      settingsInterface.setCacheOutputFiles(true);
      settingsInterface.setGenerateGeometryOnCheckin(false);
      final SProject project =
          serviceMap.getBimsie1ServiceInterface().addProject("test", "ifc2x3tc1");
      SDeserializerPluginConfiguration deserializerByName =
          serviceMap.getBimsie1ServiceInterface().getDeserializerByName("IfcStepDeserializer");
      Path file = Paths.get("../TestData/data/AC11-Institute-Var-2-IFC.ifc");
      serviceInterface.checkin(
          project.getOid(),
          "test",
          deserializerByName.getOid(),
          file.toFile().length(),
          file.getFileName().toString(),
          new DataHandler(new FileDataSource(file.toFile())),
          false,
          true);
      final SProject projectUpdate =
          serviceMap.getBimsie1ServiceInterface().getProjectByPoid(project.getOid());
      ThreadPoolExecutor executor =
          new ThreadPoolExecutor(20, 20, 1, TimeUnit.HOURS, new ArrayBlockingQueue<Runnable>(1000));
      for (int i = 0; i < 20; i++) {
        executor.execute(
            new Runnable() {
              @Override
              public void run() {
                try {
                  ServiceMap serviceMap2 =
                      bimServer
                          .getServiceFactory()
                          .get(
                              authInterface.login("*****@*****.**", "admin"),
                              AccessMethod.INTERNAL);
                  SSerializerPluginConfiguration serializerPluginConfiguration =
                      serviceMap.getBimsie1ServiceInterface().getSerializerByName("Ifc2x3");
                  Long download =
                      serviceMap2
                          .getBimsie1ServiceInterface()
                          .download(
                              projectUpdate.getLastRevisionId(),
                              serializerPluginConfiguration.getOid(),
                              true,
                              true);
                  SDownloadResult downloadData =
                      serviceMap2.getBimsie1ServiceInterface().getDownloadData(download);
                  if (downloadData.getFile().getDataSource()
                      instanceof CacheStoringEmfSerializerDataSource) {
                    CacheStoringEmfSerializerDataSource c =
                        (CacheStoringEmfSerializerDataSource)
                            downloadData.getFile().getDataSource();
                    try {
                      ByteArrayOutputStream baos = new ByteArrayOutputStream();
                      c.writeToOutputStream(baos, null);
                      System.out.println(baos.size());
                    } catch (SerializerException e) {
                      e.printStackTrace();
                    }
                  } else {
                    ByteArrayOutputStream baos = new ByteArrayOutputStream();
                    IOUtils.copy(downloadData.getFile().getInputStream(), baos);
                    System.out.println(baos.size());
                  }
                  serviceMap2.getServiceInterface().cleanupLongAction(download);
                } catch (ServerException e) {
                  e.printStackTrace();
                } catch (UserException e) {
                  e.printStackTrace();
                } catch (FileNotFoundException e) {
                  e.printStackTrace();
                } catch (IOException e) {
                  e.printStackTrace();
                } catch (PublicInterfaceNotFoundException e1) {
                  e1.printStackTrace();
                }
              }
            });
      }
      executor.shutdown();
      executor.awaitTermination(1, TimeUnit.HOURS);
      bimServer.stop();
    } catch (ServerException e1) {
      e1.printStackTrace();
    } catch (UserException e1) {
      e1.printStackTrace();
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
  }