* @throws ModelParseException If the input format could not be parsed.
     * @deprecated Use {@link #read(Path, Map)} instead.
     */
    @Deprecated
    Model read(File input, Map<String, ?> options) throws IOException, ModelParseException;

    /**
     * Reads the model from the specified file.
     *
     * @param input The file to deserialize the model from, must not be {@code null}.

}

var errUnreadByte = errors.New("bytes.Buffer: UnreadByte: previous operation was not a successful read")

// UnreadByte unreads the last byte returned by the most recent successful
// read operation that read at least one byte. If a write has happened since
// the last read, if the last read returned an error, or if the read read zero
// bytes, UnreadByte returns an error.
func (b *Buffer) UnreadByte() error {

     * @throws IOException If the metadata could not be deserialized.
     * @throws MetadataParseException If the input format could not be parsed.
     */
    Metadata read(File input, Map<String, ?> options) throws IOException, MetadataParseException;

    /**
     * Reads the metadata from the specified character reader. The reader will be automatically closed before the method
     * returns.
     *

     * @throws IOException If the settings could not be deserialized.
     * @throws SettingsParseException If the input format could not be parsed.
     */
    Settings read(File input, Map<String, ?> options) throws IOException, SettingsParseException;

    /**
     * Reads the settings from the specified character reader. The reader will be automatically closed before the method
     * returns.
     *

     * @throws ToolchainsParseException If the input format could not be parsed.
     */
    PersistedToolchains read(File input, Map<String, ?> options) throws IOException, ToolchainsParseException;

    /**
     * Reads the toolchains from the specified character reader. The reader will be automatically closed before the
     * method returns.
     *

 *       block indefinitely or fail if the source creates an infinite reader.
 *   <li><b>Non-destructive:</b> A <i>destructive</i> reader will consume or otherwise alter the
 *       source as they are read from it. A source that provides such readers will not be reusable,
 *       and operations that read from the stream (including {@link #length()}, in some

  /*
   * We access this field racily but safely. For discussion of a similar situation, see the comments
   * on the fields of TimeoutFuture. This field is slightly different from the fields discussed
   * there: cancel() never reads this field, only writes to it. That makes the race here completely
   * harmless, rather than just 99.99% harmless.
   */
  @CheckForNull @LazyInit private List<@Nullable Present<V>> values;

  CollectionFuture(

	buf := make([]byte, 1)
	if _, err := b.Read(nil); err != nil {
		t.Fatalf("1st nil Read = %v; want nil", err)
	}
	if _, err := b.Read(buf); err != errFake {
		t.Fatalf("1st Read = %v; want errFake", err)
	}
	if _, err := b.Read(nil); err != nil {
		t.Fatalf("2nd nil Read = %v; want nil", err)
	}
	if _, err := b.Read(buf); err != nil {
		t.Fatalf("3rd Read with buffer = %v; want nil", err)
	}

        /** Stores the value lines for the currently processed property.*/
        private final List<String> valueLines;

        /** Stores the name of the last read property.*/
        private String propertyName;

        /** Stores the value of the last read property.*/
        private String propertyValue;

        private boolean maybeTyped;

        /** Stores if the properties are typed or not */

    }

    @Override
    // TODO: b/227335009 - Maybe change interruption behavior, but it requires thought.
    @SuppressWarnings("Interruption")
    public void run() {
      // If either of these reads return null then we must be after a successful cancel or another
      // call to this method.
      TimeoutFuture<V> timeoutFuture = timeoutFutureRef;
      if (timeoutFuture == null) {
        return;
      }