public void apply()

in j2me/src/main/java/com/intellij/j2meplugin/module/settings/ui/MobileModuleResourcesSettings.java [112:189]
77 lines of code
22 McCabe index (conditional complexity)

  public void apply() throws ConfigurationException {
    if (myResourcesEnable.isSelected()) {
      if (myResources.getText() == null || myResources.getText().length() == 0) {
        throw new ConfigurationException(J2MEBundle.message("resource.directory.not.set"));
      }
      myProperties.setResourcePath(myResources.getText());
      if (!new File(myResources.getText()).exists()) {

        ApplicationManager.getApplication().runWriteAction(new Runnable() {
          @Override
          public void run() {
            final String path = FileUtil.toSystemIndependentName(myResources.getText());
            VirtualFile file = LocalFileSystem.getInstance().findFileByPath(path);
            if (file == null) {
              final File ioFile = new File(myResources.getText());
              CommandProcessor.getInstance().executeCommand(myModule.getProject(), new Runnable() {
                @Override
                public void run() {
                  FileUtil.createParentDirs(ioFile);
                  final LocalFileSystem lfs = LocalFileSystem.getInstance();
                  final File ioFileParentFile = ioFile.getParentFile();
                  final VirtualFile dir = ioFileParentFile != null ? lfs.refreshAndFindFileByIoFile(ioFileParentFile) : null;
                  if (dir != null) {
                    try {
                      dir.createChildDirectory(this, ioFile.getName());
                    }
                    catch (IOException e) {
                      LOG.error(e);
                    }
                  }
                }
              }, J2MEBundle.message("resource.directory.create.command"), null);
            }
          }
        });
      }
      ApplicationManager.getApplication().runWriteAction(() -> {
        final String resourcesPath = myResources.getText();
        if (resourcesPath == null || resourcesPath.length() == 0) return;
        final String path = FileUtil.toSystemIndependentName(resourcesPath);
        ContentEntry contentEntry = null;
        for (ContentEntry entry : myRootModel.getContentEntries()) {
          final VirtualFile contentRoot = entry.getFile();
          if (contentRoot != null && path.startsWith(contentRoot.getPath())) {
            contentEntry = entry;
            break;
          }
        }
        if (contentEntry == null) {
          final VirtualFile ioFile = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(new File(path).getParentFile());
          if (ioFile == null) return;
          contentEntry = myRootModel.addContentEntry(ioFile);
        }
        final VirtualFile res = LocalFileSystem.getInstance().refreshAndFindFileByPath(path);
        if (res != null) {
          contentEntry.addSourceFolder(res, false);
        }
      });
    }
    else {
      if (myProperties.getResourcePath() != null) {
        ApplicationManager.getApplication().runWriteAction(() -> {
          for (int i = 0; i < myRootModel.getContentEntries().length; i++) {
            ContentEntry contentEntry = myRootModel.getContentEntries()[i];
            for (SourceFolder folder : contentEntry.getSourceFolders()) {
              final VirtualFile sourceRoot = folder.getFile();
              if (sourceRoot != null &&
                  sourceRoot.getPath().compareTo(FileUtil.toSystemIndependentName(myProperties.getResourcePath())) == 0) {
                contentEntry.removeSourceFolder(folder);
              }
            }
          }
        });
      }
      myProperties.setResourcePath(null);
    }
    myModified = false;
  }