* @return the merged XML node, or null if both inputs are null
     */
    protected abstract XmlNode doMerge(XmlNode dominant, XmlNode recessive, Boolean childMergeOverride);

    /**
     * Gets the singleton instance of the XmlService.
     *
     * @return the XmlService instance
     * @throws IllegalStateException if no implementation is found
     */
    private static XmlService getService() {

            }

        }).orElse(() -> {
            throw new DictionaryException(dictFile.getPath() + " does not exist.");
        });
    }

    /**
     * Gets the HTTP response containing the content of a dictionary file.
     * This method retrieves the raw file content from ConfigSync storage.
     *
     * @param dictFile the dictionary file to retrieve content for

            }
        } finally {
            tempFile.delete();
        }
    }

    public void test_responseBodyFileTemporary() throws IOException {
        // Test response body with temporary file that gets deleted on close
        ResponseData data = new ResponseData();

        File tempFile = File.createTempFile("test_temp", ".txt");
        String content = "Temporary file content";

  }

  /**
   * Returns the length of the array.
   *
   * @return the length of the array
   */
  public final int length() {
    return longs.length();
  }

  /**
   * Gets the current value at position {@code i}.
   *
   * @param i the index
   * @return the current value
   */
  public final double get(int i) {
    return longBitsToDouble(longs.get(i));
  }

  /**

            this.path = path;
            this.name = name;
        }

        /**
         * Gets the directory path component.
         *
         * @return the path component
         */
        public String getPath() {
            return path;
        }

        /**
         * Gets the file or directory name component.
         *
         * @return the name component
         */

        do {
            try {
                send(request, response, config.getNetbiosRetryTimeout());
            } catch (final InterruptedIOException ioe) {
                // second query thread to finish gets interrupted so this is expected
                if (log.isTraceEnabled()) {
                    log.trace("Failed to send nameservice request for " + name.name, ioe);
                }

     * This would cause the mojo to use a wrongly configured default logger when being run by Maven. The proper logger
     * gets injected by the Plexus container after the mojo has been constructed. Therefore, simply call this
     * method directly whenever you need the logger, it is fast enough and needs no caching.
     *

Sometimes there's an action required like calling the application layer or responding to a ping, and the thread discovering the action is not the thread that should do the work. We enqueue a runnable on this executor and it gets handled by one of the executor's threads.

### Locks

We have 3 different things that we synchronize on.

#### Http2Connection

                } else {
                    sb.append(ch);
                }
            }
            return sb.toString();
        }
        return s;
    }

    /**
     * Gets the simple name of this dictionary file.
     * @return the simple name of the file
     */
    public String getSimpleName() {
        return new File(path).getName();
    }

    /**

        try {
            init(f);
        } catch (final Exception e) {
            logger.error("Error setting filter config", e);
        }
    }

    /**
     * Gets the filter configuration.
     * @return the filter configuration or null
     */
    public FilterConfig getFilterConfig() {
        return null;
    }