*/
internal class DerReader(
  source: Source,
) {
  private val countingSource: CountingSource = CountingSource(source)
  private val source: BufferedSource = countingSource.buffer()

  /** Total bytes read thus far. */
  private val byteCount: Long
    get() = countingSource.bytesRead - source.buffer.size

    }

    /**
     * Adds an encoding mapping from source to target encoding.
     *
     * @param source the source encoding name
     * @param target the target encoding name
     * @throws IllegalArgumentException if source or target is blank
     */
    public void addEncodingMapping(final String source, final String target) {
        if (StringUtil.isBlank(source) || StringUtil.isBlank(target)) {

   */
  @Throws(IOException::class)
  fun string(): String =
    source().use { source ->
      source.readString(charset = source.readBomAsCharset(charset()))
    }

  private fun charset() = contentType().charsetOrUtf8()

  override fun close() = source().closeQuietly()

  internal class BomAwareReader(
    private val source: BufferedSource,
    private val charset: Charset,
  ) : Reader() {

            result.setParameterName(DfTypeUtil.toString(source.get("parameter_name")));
            result.setPermissions(toStringArray(source.get("permissions")));
            result.setToken(DfTypeUtil.toString(source.get("token")));
            result.setUpdatedBy(DfTypeUtil.toString(source.get("updatedBy")));
            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));
            return updateEntity(source, result);

            result.setQuery(DfTypeUtil.toString(source.get("query")));
            result.setTerm(DfTypeUtil.toString(source.get("term")));
            result.setUpdatedBy(DfTypeUtil.toString(source.get("updatedBy")));
            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));
            result.setVirtualHost(DfTypeUtil.toString(source.get("virtualHost")));
            return updateEntity(source, result);

    private var closed: Boolean = false

    override fun timeout(): Timeout = timeout

    override fun write(
      source: Buffer,
      byteCount: Long,
    ) {
      check(!closed) { "closed" }
      checkOffsetAndCount(source.size, 0, byteCount)
      socket.sink.write(source, byteCount)
    }

    override fun flush() {

which are not part of the work.  For example, Corresponding Source
includes interface definition files associated with source files for
the work, and the source code for shared libraries and dynamically
linked subprograms that the work is specifically designed to require,
such as by intimate data communication or control flow between those
subprograms and other parts of the work.

  The Corresponding Source need not include anything that users

  fun request(): Request

  /**
   * Immediately and violently release resources held by this event source. This does nothing if
   * the event source has already been closed or canceled.
   */
  fun cancel()

  fun interface Factory {
    /**
     * Creates a new event source and immediately returns it. Creating an event source initiates an

    /**
     * The next messages will be bound to this source. When calling this method again, previous messages keep
     * their source, but the next messages will use the new source.
     *
     * @param source a source
     */
    void setSource(String source);

    /**
     *
     * @return the collected Problems, never {@code null}
     */

        source = new StringSource("Hello World!", "LOCATION");
        assertEquals("LOCATION", source.getLocation());
    }

    @Test
    void testGetContent() {
        StringSource source = new StringSource(null);
        assertEquals("", source.getContent());

        source = new StringSource("Hello World!", "LOCATION");
        assertEquals("Hello World!", source.getContent());
    }