assertEquals("[yam, bam, jam, ham]", Iterators.toString(iterator));
  }

  public void testToStringWithNull() {
    Iterator<@Nullable String> iterator =
        Lists.<@Nullable String>newArrayList("hello", null, "world").iterator();
    assertEquals("[hello, null, world]", Iterators.toString(iterator));
  }

  public void testToStringEmptyIterator() {

       */
      return navigableKeySet();
    }

    @Override
    public Collection<V> values() {
      return new StandardValues();
    }

    @Override
    public String toString() {
      return standardToString();
    }

    @Override
    public Set<Entry<K, V>> entrySet() {
      return new StandardEntrySet() {
        @Override
        public Iterator<Entry<K, V>> iterator() {

    checkPositionIndexes(off, off + len, input.length);
    return HashCode.fromLong(fingerprint(input, off, len));
  }

  @Override
  public int bits() {
    return 64;
  }

  @Override
  public String toString() {
    return "Hashing.fingerprint2011()";
  }

  // End of public functions.

  @VisibleForTesting
  static long fingerprint(byte[] bytes, int offset, int length) {
    long result;

        assertNotNull(builder);
        assertTrue(builder instanceof DefaultQueryBuilder);

        // Should not include important_content field when boost is negative
        String queryString = builder.toString();
        assertFalse(queryString.contains("important_content"));
    }

    public void test_register() {
        // Save the original processor

      val builder = StringBuilder()
      val buf = CharArray(10)
      var read: Int
      while (reader.read(buf).also { read = it } != -1) {
        builder.appendRange(buf, 0, read)
      }
      return builder.toString()
    }
  }

         */
        protected static CharSequence createCharSequence(final String name) {
            return new CharSequence() {

                @Override
                public String toString() {
                    return name;
                }

                @Override
                public char charAt(final int index) {
                    return name.charAt(index);
                }

        } catch (IOException | XMLStreamException e) {
            throw new ModelInterpolationException("Cannot serialize project model for interpolation.", e);
        }

        String serializedModel = sWriter.toString();
        serializedModel = interpolate(serializedModel, model, projectDir, config, debugEnabled);

        StringReader sReader = new StringReader(serializedModel);

                    if (buf.length() != 0) {
                        buf.append('.');
                    }
                    buf.append(strings[i]);
                }
                filePrefix = buf.toString();
                extension = strings[strings.length - 1];
            } else {
                filePrefix = name;
                extension = "";
            }
        } else {

                            final Object value = source.get(field);
                            if (value != null) {
                                size += value.toString().length();
                            }
                        }

                        if (size <= limitOfDocumentSize) {
                            queue.add(source);
                        }

    @Override
    public void setArtifactHandler(ArtifactHandler handler) {
        artifact.setArtifactHandler(handler);
    }

    /** {@inheritDoc} */
    @Override
    public String toString() {
        return "active project artifact[artifact: " + artifact + ", project: " + project + "]";
    }

    /** {@inheritDoc} */
    @Override
    public boolean isRelease() {