* the encrypted version used for key exchange.
     *
     * @return A <code>byte[]</code> containing the session key.
     */
    public byte[] getMasterKey() {
        return masterKey;
    }

    /**
     * Returns the session key.
     *
     * @return A <code>byte[]</code> containing the session key.
     */
    public byte[] getSessionKey() {
        return sessionKey;

 * override {@code putAll} as well, either providing your own implementation, or delegating to the
 * provided {@code standardPutAll} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingNavigableMap}.
 *

 * override {@code putAll} as well, either providing your own implementation, or delegating to the
 * provided {@code standardPutAll} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingNavigableMap}.
 *

 *
 * <p>As this interface extends {@code java.util.function.Predicate}, an instance of this type may
 * be used as a {@code Predicate} directly. To use a {@code java.util.function.Predicate} where a
 * {@code com.google.common.base.Predicate} is expected, use the method reference {@code
 * predicate::test}.
 *
 * <p>This interface is now a legacy type. Use {@code java.util.function.Predicate} (or the

   *       C}, {@code C} is skipped for equality test.
   *   <li>Equality test is not performed on method return values unless the method is a visible
   *       static factory method whose return type is {@code C} or {@code C}'s subtype.
   * </ul>
   *
   * <p>In all cases, if {@code C} needs custom logic for testing {@code equals()}, you can add an

  /** Returns a PublicSuffixType of the right type according to the given code */
  static PublicSuffixType fromCode(char code) {
    for (PublicSuffixType value : values()) {
      if (value.getInnerNodeCode() == code || value.getLeafNodeCode() == code) {
        return value;
      }
    }
    throw new IllegalArgumentException("No enum corresponding to given code: " + code);
  }

 * instantiated. Similar to <code>System</code> properties the namespace
 * is global therefore property names should be unique. Before use,
 * the <code>load</code> method should be called with the name of a
 * <code>Properties</code> file (or <code>null</code> indicating no
 * file) to initialize the <code>Config</code>. The <code>System</code>
 * properties will then populate the <code>Config</code> as well potentially

 * {@link Futures#transformAsync(ListenableFuture, AsyncFunction, Executor)}.
 *
 * @author Chris Povirk
 * @since 11.0
 */
@GwtCompatible
public interface AsyncFunction<I extends @Nullable Object, O extends @Nullable Object> {
  /**
   * Returns an output {@code Future} to use in place of the given {@code input}. The output {@code

 * The representation of a linear transformation between real numbers {@code x} and {@code y}.
 * Graphically, this is the specification of a straight line on a plane. The transformation can be
 * expressed as {@code y = m * x + c} for finite {@code m} and {@code c}, unless it is a vertical
 * transformation in which case {@code x} has a constant value for all {@code y}. In the
 * non-vertical case, {@code m} is the slope of the transformation (and a horizontal transformation

     * throw uhe != null ? uhe : new UnknownHostException("invalid name");
     * }
     */

    Object addr;
    String calledName;

    /**
     * Create a <code>UniAddress</code> by wrapping an {@code InetAddress} or
     * <code>NbtAddress</code>.
     *
     * @param addr
     *            wrapped address
     */
    public UniAddress(final Object addr) {
        if (addr == null) {