/**
   * Method removes a Spring bean definition from the XML application context file. Bean definition
   * is identified by its id or bean name.
   *
   * @param project
   * @param id
   */
  public void removeBeanDefinition(File configFile, Project project, String id) {
    Source xsltSource;
    Source xmlSource;
    try {
      xsltSource =
          new StreamSource(new ClassPathResource("transform/delete-bean.xsl").getInputStream());
      xsltSource.setSystemId("delete-bean");

      List<File> configFiles = new ArrayList<>();
      configFiles.add(configFile);
      configFiles.addAll(getConfigImports(configFile, project));

      for (File file : configFiles) {
        xmlSource = new StringSource(FileUtils.readToString(new FileInputStream(configFile)));

        // create transformer
        Transformer transformer = transformerFactory.newTransformer(xsltSource);
        transformer.setParameter("bean_id", id);

        // transform
        StringResult result = new StringResult();
        transformer.transform(xmlSource, result);
        FileUtils.writeToFile(format(result.toString(), project.getSettings().getTabSize()), file);
        return;
      }
    } catch (IOException e) {
      throw new ApplicationRuntimeException(UNABLE_TO_READ_TRANSFORMATION_SOURCE, e);
    } catch (TransformerException e) {
      throw new ApplicationRuntimeException(FAILED_TO_UPDATE_BEAN_DEFINITION, e);
    }
  }
  /**
   * Method adds a new Spring bean definition to the XML application context file.
   *
   * @param project
   * @param jaxbElement
   */
  public void addBeanDefinition(File configFile, Project project, Object jaxbElement) {
    Source xsltSource;
    Source xmlSource;
    try {
      xsltSource =
          new StreamSource(new ClassPathResource("transform/add-bean.xsl").getInputStream());
      xsltSource.setSystemId("add-bean");
      xmlSource = new StringSource(FileUtils.readToString(new FileInputStream(configFile)));

      // create transformer
      Transformer transformer = transformerFactory.newTransformer(xsltSource);
      transformer.setParameter(
          "bean_content",
          getXmlContent(jaxbElement)
              .replaceAll("(?m)^(.)", getTabs(1, project.getSettings().getTabSize()) + "$1"));

      // transform
      StringResult result = new StringResult();
      transformer.transform(xmlSource, result);
      FileUtils.writeToFile(
          format(result.toString(), project.getSettings().getTabSize()), configFile);
      return;
    } catch (IOException e) {
      throw new ApplicationRuntimeException(UNABLE_TO_READ_TRANSFORMATION_SOURCE, e);
    } catch (TransformerException e) {
      throw new ApplicationRuntimeException(FAILED_TO_UPDATE_BEAN_DEFINITION, e);
    }
  }
  /**
   * Method updates existing Spring bean definitions in a XML application context file. Bean
   * definition is identified by its type defining class.
   *
   * @param project
   * @param type
   * @param jaxbElement
   */
  public void updateBeanDefinitions(
      File configFile, Project project, Class<?> type, Object jaxbElement) {
    Source xsltSource;
    Source xmlSource;
    try {
      xsltSource =
          new StreamSource(
              new ClassPathResource("transform/update-bean-type.xsl").getInputStream());
      xsltSource.setSystemId("update-bean");

      List<File> configFiles = new ArrayList<>();
      configFiles.add(configFile);
      configFiles.addAll(getConfigImports(configFile, project));

      LSParser parser = XMLUtils.createLSParser();
      GetSpringBeansFilter getBeanFilter = new GetSpringBeansFilter(type, null);
      parser.setFilter(getBeanFilter);

      for (File file : configFiles) {
        parser.parseURI(file.toURI().toString());
        if (!CollectionUtils.isEmpty(getBeanFilter.getBeanDefinitions())) {
          xmlSource = new StringSource(FileUtils.readToString(new FileInputStream(file)));

          String beanElement = type.getAnnotation(XmlRootElement.class).name();
          String beanNamespace = type.getPackage().getAnnotation(XmlSchema.class).namespace();

          // create transformer
          Transformer transformer = transformerFactory.newTransformer(xsltSource);
          transformer.setParameter("bean_element", beanElement);
          transformer.setParameter("bean_namespace", beanNamespace);
          transformer.setParameter(
              "bean_content",
              getXmlContent(jaxbElement)
                  .replaceAll("(?m)^(\\s<)", getTabs(1, project.getSettings().getTabSize()) + "$1")
                  .replaceAll("(?m)^(</)", getTabs(1, project.getSettings().getTabSize()) + "$1"));

          // transform
          StringResult result = new StringResult();
          transformer.transform(xmlSource, result);
          FileUtils.writeToFile(
              format(result.toString(), project.getSettings().getTabSize()), file);
          return;
        }
      }
    } catch (IOException e) {
      throw new ApplicationRuntimeException(UNABLE_TO_READ_TRANSFORMATION_SOURCE, e);
    } catch (TransformerException e) {
      throw new ApplicationRuntimeException(FAILED_TO_UPDATE_BEAN_DEFINITION, e);
    }
  }