bufs.add(buf);
      int off = 0;
      while (off < buf.length) {
        // always OK to fill buf; its size plus the rest of bufs is never more than MAX_ARRAY_LEN
        int r = in.read(buf, off, buf.length - off);
        if (r == -1) {
          return combineBuffers(bufs, totalLen);
        }
        off += r;
        totalLen += r;
      }
    }

          checkPositionIndexes(off, off + len, buf.length);

          int i = off;
          for (; i < off + len; i++) {
            int b = read();
            if (b == -1) {
              int read = i - off;
              return read == 0 ? -1 : read;
            }
            buf[i] = (byte) b;
          }
          return i - off;
        }

        @Override

      // if expected.length == 0, off has to be 0 but length doesn't matter--result will be empty
      int off = expected.length == 0 ? 0 : random.nextInt(expected.length);
      int len = expected.length == 0 ? 4 : random.nextInt(expected.length - off);

      ByteSourceFactory sliced = SourceSinkFactories.asSlicedByteSourceFactory(factory, off, len);

            lines.add(line + end);
          }
        };
    char[] chars = input.toCharArray();
    int off = 0;
    while (off < chars.length) {
      int len = min(chars.length, off + chunk) - off;
      lineBuf.add(chars, off, len);
      off += len;
    }
    lineBuf.finish();
    return lines;
  }

    @CanIgnoreReturnValue
    @Override
    public Hasher putBytes(byte[] bytes, int off, int len) {
      checkPositionIndexes(off, off + len, bytes.length);
      int i;
      for (i = 0; i + 4 <= len; i += 4) {
        update(4, getIntLittleEndian(bytes, off + i));
      }
      for (; i < len; i++) {
        putByte(bytes[off + i]);
      }
      return this;
    }

    @CanIgnoreReturnValue

      // if expected.length == 0, off has to be 0 but length doesn't matter--result will be empty
      int off = expected.length == 0 ? 0 : random.nextInt(expected.length);
      int len = expected.length == 0 ? 4 : random.nextInt(expected.length - off);

      ByteSourceFactory sliced = SourceSinkFactories.asSlicedByteSourceFactory(factory, off, len);

            <label>Item ID: <input type="text" id="itemId" autocomplete="off" value="foo"/></label>
            <label>Token: <input type="text" id="token" autocomplete="off" value="some-key-token"/></label>
            <button onclick="connect(event)">Connect</button>
            <hr>
            <label>Message: <input type="text" id="messageText" autocomplete="off"/></label>
            <button>Send</button>
        </form>

            <label>Item ID: <input type="text" id="itemId" autocomplete="off" value="foo"/></label>
            <label>Token: <input type="text" id="token" autocomplete="off" value="some-key-token"/></label>
            <button onclick="connect(event)">Connect</button>
            <hr>
            <label>Message: <input type="text" id="messageText" autocomplete="off"/></label>
            <button>Send</button>
        </form>

    testThreshold(1000, 100, false, true);
  }

  static void write(OutputStream out, byte[] b, int off, int len, boolean singleByte)
      throws IOException {
    if (singleByte) {
      for (int i = off; i < off + len; i++) {
        out.write(b[i]);
      }
    } else {
      out.write(b, off, len);
    }
    out.flush(); // for coverage
  }

### Fixing DCO failures/Signing Off Commits After Submitting a Pull Request

You must agree to the terms of [Developer Certificate of Origin](https://developercertificate.org/) by signing off your commits. We automatically verify that all commit messages contain a `Signed-off-by:` line with your email address. We can only accept PRs that have all commits signed off.