*/
    public URL getUrl() {
        return url;
    }

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

    @Override
    public int hashCode() {
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }

        if (obj == null) {

   * </ul>
   *
   * <p>Subclasses can override this method to provide custom equality.
   */
  @Override
  public boolean equals(@Nullable Object obj) {
    return super.equals(obj);
  }

  /**
   * By default delegates to {@link Object#hashCode}. The dynamic proxies' {@code hashCode()} will
   * delegate to this method. Subclasses can override this method to provide custom equality.
   */
  @Override

        return this.sessions.size();
    }

    @Override
    public int getInflightRequests() {
        return this.response_map.size();
    }

    @Override
    public boolean isDisconnected() {
        final Socket s = this.socket;
        return super.isDisconnected() || s == null || s.isClosed();
    }

    @Override
    public boolean isFailed() {
        final Socket s = this.socket;

    @Override
    public GroupDbm asDBMeta() {
        return GroupDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "group";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {

    @Override
    public UserInfoDbm asDBMeta() {
        return UserInfoDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "user_info";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {

          }
        }
        return ImmutableBiMap.copyOf(sourceMap);
      }
    },
    COPY_OF_ENTRIES {
      @Override
      public ImmutableBiMap<Object, Object> create(List<Entry<?, ?>> entries) {
        return ImmutableBiMap.copyOf(entries);
      }
    },
    BUILDER_PUT_ONE_BY_ONE {
      @Override
      public ImmutableBiMap<Object, Object> create(List<Entry<?, ?>> entries) {

            }
        }

        @Override
        public void beforeExecute(Task task) { /* nothing to do */}

        @Override
        public void afterActions(Task task) { /* nothing to do */ }

        @Override
        public void beforeActions(Task task) {
            callIfVagrantTask(task, VagrantMachine::maybeStartVM);
        }

        @Override

        }
        return this.fileId;
    }

    /**
     * @return the initialSize
     */
    @Override
    public long getInitialSize() {
        return this.initialSize;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbFileHandle#getTree()
     */
    @Override
    public SmbTreeHandleImpl getTree() {
        return this.tree.acquire();
    }

    /**

    private SystemHelper systemHelper;
    private File tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        dataStoreFactory = new DataStoreFactory();
        systemHelper = new SystemHelper() {
            @Override
            public long getCurrentTimeAsLong() {
                return System.currentTimeMillis();
            }

  //
  // Graph-level accessors
  //

  /** Returns all nodes in this graph, in the order specified by {@link #nodeOrder()}. */
  @Override
  Set<N> nodes();

  /** Returns all edges in this graph. */
  @Override
  Set<EndpointPair<N>> edges();

  //
  // Graph properties
  //

  /**