* {@code @ParametricNullness E}, which means:
 *
 * <ul>
 *   <li>{@code getElement} on a {@code Multiset.Entry<@NonNull String>} returns {@code @NonNull
 *       String}.
 *   <li>{@code getElement} on a {@code Multiset.Entry<@Nullable String>} returns {@code @Nullable
 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:

    }

    private void updateProperty(final String key, final String value) {
        systemProperties.setProperty(key, value == null ? StringUtil.EMPTY : value);
    }

    private List<String> getDayItems() {
        final List<String> items = new ArrayList<>();
        for (int i = 0; i < 32; i++) {
            items.add(Integer.toString(i));
        }

    private final ClassLoader parent;

    private final List<String> parentImports;

    private final Map<String, ClassLoader> foreignImports;

    private final List<ClassRealmConstituent> constituents;

    DefaultClassRealmRequest(
            RealmType type,
            ClassLoader parent,
            List<String> parentImports,
            Map<String, ClassLoader> foreignImports,

// take a look at the package documentation.
type ETag []byte

// String returns the string representation of the ETag.
//
// The returned string is a hex representation of the
// binary ETag with an optional '-<part-number>' suffix.
func (e ETag) String() string {
	if e.IsMultipart() {
		return hex.EncodeToString(e[:16]) + string(e[16:])
	}
	return hex.EncodeToString(e)
}

 *
 * BufferedReader reader = ...;
 * for (String line : iterable(reader)) {
 *     ...
 * }
 * </pre>
 *
 * @author koichik
 */
public class LineIterator implements Iterator<String> {

    /** {@link #line}が空であることを示す{@literal String}オブジェクト */
    protected static final String EMPTY = new String();

    /** {@link BufferedReader} */
    protected final BufferedReader reader;

  }

  override fun getSupportedCipherSuites(): Array<String> {
    return delegate!!.supportedCipherSuites
  }

  override fun getEnabledCipherSuites(): Array<String> {
    return delegate!!.enabledCipherSuites
  }

  override fun setEnabledCipherSuites(suites: Array<String>) {
    delegate!!.enabledCipherSuites = suites
  }

  override fun getSupportedProtocols(): Array<String> {
    return delegate!!.supportedProtocols
  }

public class CacheForm {

    @Required
    @Size(max = 100)
    public String docId;

    public String[] hq;

    // for error page

    public String q;

    public String num;

    public String sort;

    public String lang;

    public Map<String, String[]> fields = new HashMap<>();

    super(false, false, true, true, false);
  }

  @Override
  Table<String, Character, Integer> makeTable() {
    Table<String, Character, Integer> table = HashBasedTable.create();
    return transformValues(table, DIVIDE_BY_2);
  }

  @Override
  protected Map<String, Integer> makePopulatedMap() {
    Table<String, Character, Integer> table = HashBasedTable.create();
    table.put("one", 'a', 1);

    super(false, false, false, false);
  }

  @Override
  RowSortedTable<String, Integer, Character> makeTable() {
    RowSortedTable<String, Integer, Character> original = TreeBasedTable.create();
    return unmodifiableRowSortedTable(original);
  }

  @Override
  protected SortedMap<String, Map<Integer, Character>> makePopulatedMap() {
    RowSortedTable<String, Integer, Character> table = TreeBasedTable.create();
    table.put("foo", 1, 'a');

    super(false, false, false, false, false);
  }

  @Override
  Table<Character, String, Integer> makeTable() {
    Table<Character, String, Integer> table = HashBasedTable.create();
    return unmodifiableTable(table);
  }

  @Override
  protected Map<String, Integer> makePopulatedMap() {
    Table<Character, String, Integer> table = HashBasedTable.create();
    table.put('a', "one", 1);
    table.put('a', "two", 2);