// This is the first comment. Search for blank lines.
            int index = commentLines.size() - 1;
            while (index >= 0 && !commentLines.get(index).isEmpty()) {
                index--;
            }
            setHeader(new ArrayList<String>(commentLines.subList(0, index + 1)));
            return index + 1;
        } else {
            return 0;
        }
    }

    /**

    assertThat(Bytes.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 2, (byte) 3})).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 3, (byte) 4})).isEqualTo(1);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 3})).isEqualTo(1);

    assertThat(Doubles.indexOf(ARRAY234, EMPTY)).isEqualTo(0);
    assertThat(Doubles.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);

Configured in `fess_config.properties`:
```properties
indexer.language.fields=content,important_content,title
```

## Optional: Search Analysis Support

If your language requires special text analysis (stemming, stop words, etc.), you may need to configure OpenSearch analyzers.

### 1. Update OpenSearch Index Template

    assertThat(Chars.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 2, (char) 3})).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3, (char) 4})).isEqualTo(1);
    assertThat(Chars.indexOf(ARRAY234, new char[] {(char) 3})).isEqualTo(1);

	if stmt.TableExpr != nil {
		return *stmt.TableExpr
	}
	return clause.Table{Name: stmt.Table}
}

// GetIndexes return Indexes []gorm.Index and execErr error
func (m Migrator) GetIndexes(dst interface{}) ([]gorm.Index, error) {
	return nil, errors.New("not support")
}

// GetTypeAliases return database type aliases

        final List<String> list = newArrayList();
        list.add("aaa");
        list.add("bbb");
        list.add("ccc");
        for (final Indexed<String> indexed : indexed(list)) {
            System.out.println(indexed.getIndex());
            System.out.println(indexed.getElement());
        }
    }

    /**
     * @throws Exception
     */
    @Test
    public void testForEachLineIterator() throws Exception {

        int modelVersionIndex = xmlOutput.indexOf("<modelVersion>");
        int groupIdIndex = xmlOutput.indexOf("<groupId>");
        int nameIndex = xmlOutput.indexOf("<name>");
        int descriptionIndex = xmlOutput.indexOf("<description>");
        int urlIndex = xmlOutput.indexOf("<url>");
        int licensesIndex = xmlOutput.indexOf("<licenses>");
        int propertiesIndex = xmlOutput.indexOf("<properties>");

    private static class IndexedIterator<E extends @Nullable Object> {
      final PeekingIterator<E> iterator;
      final int index;

      IndexedIterator(PeekingIterator<E> iterator, int index) {
        this.iterator = iterator;
        this.index = index;
      }
    }

    final Queue<IndexedIterator<T>> queue;

    MergingIterator(

  }

  public void testIndexOf() {
    assertThat(Ints.indexOf(EMPTY, (int) 1)).isEqualTo(-1);
    assertThat(Ints.indexOf(ARRAY1, (int) 2)).isEqualTo(-1);
    assertThat(Ints.indexOf(ARRAY234, (int) 1)).isEqualTo(-1);
    assertThat(Ints.indexOf(new int[] {(int) -1}, (int) -1)).isEqualTo(0);
    assertThat(Ints.indexOf(ARRAY234, (int) 2)).isEqualTo(0);
    assertThat(Ints.indexOf(ARRAY234, (int) 3)).isEqualTo(1);