@Override
 public boolean canFinish() {
   return generalPage.isDemo()
       || (generalPage.isPageComplete()
           && providerPage.isPageComplete()
           && themePage.isPageComplete());
 }
  @Override
  public boolean performFinish() {
    boolean retVal = true;
    final String projectName = generalPage.getProjectName();

    IPath workspacePath = ResourcesPlugin.getWorkspace().getRoot().getLocation();

    IWorkspace workspace = ResourcesPlugin.getWorkspace();
    final IProject projHandle = workspace.getRoot().getProject(projectName);
    final IProjectDescription desc = workspace.newProjectDescription(projHandle.getName());

    WorkspaceModifyOperation modifyOperation =
        new WorkspaceModifyOperation() {

          @Override
          protected void execute(IProgressMonitor monitor) throws CoreException {
            try {
              projHandle.create(desc, monitor);
              projHandle.open(IResource.BACKGROUND_REFRESH, new SubProgressMonitor(monitor, 2000));
            } finally {
              monitor.done();
            }
          }
        };

    try {
      ProjectCreationRequest projectCreationRequest = new ProjectCreationRequest();
      projectCreationRequest.setTemplateName(generalPage.getTemplateName());
      projectCreationRequest.setBaseDir(PathsUtil.toOsLocation(workspacePath));
      projectCreationRequest.setProjectName(projectName);
      projectCreationRequest.setProvider(providerPage.getProvider());
      projectCreationRequest.setDefaultPackageName(generalPage.getDefaultPackageName());
      projectCreationRequest.setHostName(providerPage.getHostName());
      projectCreationRequest.setHostPort(Integer.parseInt(providerPage.getHostPort()));
      projectCreationRequest.setCodePage(providerPage.getCodePage());
      projectCreationRequest.setSupportTheme(generalPage.isProjectSupportTheme());
      projectCreationRequest.setProjectTheme(themePage.getProjectTheme());
      projectCreationRequest.setZipFile(generalPage.getZipFile());
      projectCreationRequest.setTemplateFetcher(retriever.getTemplateFetcher());

      EclipseDesignTimeExecuter.instance().createProject(projectCreationRequest);
    } catch (Exception e) {
      throw (new RuntimeException(e));
    }

    try {
      getContainer().run(true, true, modifyOperation);
    } catch (Exception e) {
      throw (new RuntimeException(e));
    }

    return retVal;
  }