* it does.
   *
   * @throws IOException if an I/O error occurs while reading from this source
   */
  public ImmutableList<String> readLines() throws IOException {
    Closer closer = Closer.create();
    try {
      BufferedReader reader = closer.register(openBufferedStream());
      List<String> result = new ArrayList<>();
      String line;
      while ((line = reader.readLine()) != null) {
        result.add(line);

   * it does.
   *
   * @throws IOException if an I/O error occurs while reading from this source
   */
  public ImmutableList<String> readLines() throws IOException {
    Closer closer = Closer.create();
    try {
      BufferedReader reader = closer.register(openBufferedStream());
      List<String> result = new ArrayList<>();
      String line;
      while ((line = reader.readLine()) != null) {
        result.add(line);

        reader.setScrollSize(1000);
        int count = 0;
        Set<String> valueSet = Collections.synchronizedSet(new HashSet<>());
        Map<String, Object> source;
        while ((source = reader.read()) != null) {
            assertTrue(source.get("field1").toString().startsWith("test"));
            valueSet.add(source.get("field1").toString());
            count++;
        }

      } else {
        return copyReaderToWriter((Reader) from, asWriter(to));
      }
    }

    checkNotNull(from);
    checkNotNull(to);
    long total = 0;
    CharBuffer buf = createBuffer();
    while (from.read(buf) != -1) {
      Java8Compatibility.flip(buf);
      to.append(buf);
      total += buf.remaining();
      Java8Compatibility.clear(buf);
    }
    return total;
  }

                        //                      System.out.print('l');
                    } else if (r < 1.0) {
                        final InputStream in = f.getInputStream();
                        while (in.read(buf) > 0) {
                            //                          System.out.print('r');
                        }
                        in.close();
                    }

     * this file is open. This constant may be logically OR'd with other share
     * access flags.
     */
    public static final int FILE_SHARE_READ = 0x01;
    /**
     * When specified as the {@code shareAccess} constructor parameter,
     * other SMB clients will be permitted to write to the target file while

     * @throws CurlException if an error occurs while accessing the content.
     */
    public String getContentAsString() {
        final byte[] bytes = new byte[4096];
        try (BufferedInputStream bis = new BufferedInputStream(getContentAsStream());
                ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
            int length = bis.read(bytes);
            while (length != -1) {
                if (length != 0) {

  }

  @Test
  fun rebuildJournalOnRepeatedReads() {
    set("a", "a", "a")
    set("b", "b", "b")
    while (taskFaker.isIdle()) {
      assertValue("a", "a", "a")
      assertValue("b", "b", "b")
    }
  }

  @Test
  fun rebuildJournalOnRepeatedEdits() {
    while (taskFaker.isIdle()) {
      set("a", "a", "a")
      set("b", "b", "b")
    }
    taskFaker.runNextTask()

  }

  /*
   * We override the toArray methods for two reasons:
   *
   * 1. Both superclass toArray methods assume that size() gives a correct answer, while our size()
   * might not (and the answer might change while we're building the array).
   *
   * TODO: cpovirk - Is this an issue anywhere anymore? It looks to have been fixed for Java 8
   * (https://bugs.openjdk.org/browse/JDK-7121314) and before Lollipop

    // Replace existing values, if any.
    while (keyValues.hasNext() && newValues.hasNext()) {
      keyValues.next();
      keyValues.set(newValues.next());
    }

    // Remove remaining old values, if any.
    while (keyValues.hasNext()) {
      keyValues.next();
      keyValues.remove();
    }

    // Add remaining new values, if any.
    while (newValues.hasNext()) {