/** Read a single line counted against the header size limit. */
  fun readLine(): String {
    val line = source.readUtf8LineStrict(headerLimit)
    headerLimit -= line.length.toLong()
    return line
  }

  /** Reads headers or trailers. */
  fun readHeaders(): Headers {
    val result = Headers.Builder()
    while (true) {
      val line = readLine()
      if (line.isEmpty()) break
      result.addLenient(line)
    }

    return when {
      type == TYPE_PUSH_PROMISE && flags and FLAG_END_PUSH_PROMISE != 0 -> {
        result.replace("HEADERS", "PUSH_PROMISE") // TODO: Avoid allocation.
      }
      type == TYPE_DATA && flags and FLAG_COMPRESSED != 0 -> {
        result.replace("PRIORITY", "COMPRESSED") // TODO: Avoid allocation.
      }
      else -> result
    }
  }

   * result from the user invoking {@link Cache#put}, {@link LoadingCache#refresh}, {@link Map#put},
   * {@link Map#putAll}, {@link ConcurrentMap#replace(Object, Object)}, or {@link
   * ConcurrentMap#replace(Object, Object, Object)}.
   */
  REPLACED {
    @Override
    boolean wasEvicted() {
      return false;
    }
  },

  /**

     * @param c the character to be replaced
     * @param replacement the string to replace the given character
     * @return the builder instance
     * @throws NullPointerException if {@code replacement} is null
     */
    @CanIgnoreReturnValue
    public Builder addEscape(char c, String replacement) {
      checkNotNull(replacement);
      // This can replace an existing character (the builder is re-usable).

    }

    @Override
    public boolean replace(final K key, final V oldValue, final V newValue) {
        if (parent.replace(key, oldValue, newValue)) {
            return true;
        }
        return parent.replace(key, oldValue, newValue);
    }

    @Override
    public V replace(final K key, final V value) {
        // use original key
        return parent.replace(key, value);
    }

    @Override

        if (value == null) {
            return "";
        }
        return value.replace("\\", "\\\\")
                .replace("\"", "\\\"")
                .replace("\b", "\\b")
                .replace("\f", "\\f")
                .replace("\n", "\\n")
                .replace("\r", "\\r")
                .replace("\t", "\\t");
    }

    private void logAsText(AuditEntry entry) {

        count = 0;
    }

    /**
     * @throws Exception
     */
    @Test
    public void testForEachJarFile() throws Exception {
        final String classFilePath = TestCase.class.getName().replace('.', '/') + ".class";
        final URL classURL = ResourceUtil.getResource(classFilePath);
        final JarURLConnection con = (JarURLConnection) classURL.openConnection();

        // Create empty DfsEnumArray200
        netdfs.DfsEnumArray200 emptyArray = new netdfs.DfsEnumArray200();
        emptyArray.count = 0;
        emptyArray.s = new netdfs.DfsInfo200[0];

        // Replace the info.e field with our empty array
        setDfsEnumArray(dfsRootEnum, emptyArray);

        // Test getEntries returns empty array
        FileEntry[] entries = dfsRootEnum.getEntries();
        assertNotNull(entries);

            final int pos = buf.indexOf("y");
            if (pos != -1) {
                buf.replace(pos, pos + 1, "yy");
            }
        }
        if (buf.indexOf("MM") == -1) {
            final int pos = buf.indexOf("M");
            if (pos != -1) {
                buf.replace(pos, pos + 1, "MM");
            }
        }
        if (buf.indexOf("dd") == -1) {

            }

            basedir = basedir.replace("\\", "/");
            basedir = basedir.replace("$", "\\$");

            // basedirSysProp is non regexp and basedir too
            path = pathPattern.replace("${" + basedirSysProp + "}", basedir);
            path = path.replace("\\", "/");
        }
        return new File(path).getAbsoluteFile();
    }