<configuration>
          <defaults>
            <parent>child</parent>
            <child>child</child>
          </defaults>
          <appends combine.children="append">
            <parent>child</parent>
            <child>child</child>
          </appends>
          <overrides combine.self="override">
            <parent>child</parent>
            <child>child</child>
          </overrides>

            <child>child</child>
            <parent-only>parent</parent-only>
          </defaults>
          <appends combine.children="append">
            <parent-only>parent</parent-only>
            <parent>parent</parent>
            <parent>child</parent>
            <child>child</child>
          </appends>
          <overrides combine.self="override">
            <parent>child</parent>
            <child>child</child>

                tempBuf.append(Arrays.toString((double[]) value));
            } else {
                tempBuf.append('"').append(StringEscapeUtils.escapeJson(value.toString())).append('"');
            }
        } catch (final Exception e) {
            tempBuf.append("null");
        }
        buf.append(tempBuf.toString());
        return buf;
    }

    /**
     * Appends a timestamp to the buffer.
     *

        <configuration>
          <defaults>
            <parent-only>parent</parent-only>
            <parent>parent</parent>
          </defaults>
          <appends>
            <parent-only>parent</parent-only>
            <parent>parent</parent>
          </appends>
          <overrides>
            <parent-only>parent</parent-only>
            <parent>parent</parent>
          </overrides>
        </configuration>

    }
  }

  @Override
  public Writer append(char c) throws IOException {
    checkNotClosed();
    target.append(c);
    return this;
  }

  @Override
  public Writer append(@Nullable CharSequence charSeq) throws IOException {
    checkNotClosed();
    target.append(charSeq);
    return this;
  }

  @Override

     * @param chain the existing filter chain to append to
     * @return a new filter chain that includes the appended filter
     */
    protected FilterChain appendFilterChain(final Filter filter, final FilterChain chain) {
        return (context, query, boost) -> filter.execute(context, query, boost, chain);
    }

    /**
     * Creates the default filter chain that executes query commands.

    int dummy = 0;
    for (int i = 0; i < reps; i++) {
      StringBuilder sb = new StringBuilder();
      boolean append = false;
      for (String comp : components) {
        if (append) {
          sb.append(DELIMITER_STRING);
        }
        sb.append(comp);
        append = true;
      }
      dummy ^= sb.toString().length();
    }
    return dummy;
  }

  /**

     * @return new referral, combining a chain of referrals
     */
    DfsReferralDataInternal combine(DfsReferralData next);

    /**
     * Append another referral to this referral chain
     *
     * @param dr the referral to append
     */
    void append(DfsReferralDataInternal dr);

        // moving as she/he scrolls
        const finish = this.generateFinish()
        finish.style.visibility = 'hidden'
        this.container.appendChild(finish)
        // Appends dynamically loaded lines to existing line elements.
        this.lines = [...this.container.querySelectorAll(`[${this.pfx}]`)].concat(this.lineData);
        for (let line of this.lines) {
            line.style.visibility = 'hidden'

    result[0] = element;
    arraycopy(array, 0, result, 1, array.length);
    return result;
  }

  /**
   * Returns a new array that appends {@code element} to {@code array}.
   *
   * @param array the array of elements to prepend
   * @param element the element to append to the end
   * @return an array whose size is one larger than {@code array}, with the same contents as {@code