return (c >= 'a') && (c <= 'z');
  }

  /**
   * Indicates whether {@code c} is one of the twenty-six uppercase ASCII alphabetic characters
   * between {@code 'A'} and {@code 'Z'} inclusive. All others (including non-ASCII characters)
   * return {@code false}.
   */
  public static boolean isUpperCase(char c) {
    return (c >= 'A') && (c <= 'Z');
  }

  /**

                    sb.append(ch);
                }
            }
            return sb.toString();
        }
        return s;
    }

    /**
     * Returns the simple name of the dictionary file.
     *
     * @return The file name without the path.
     */
    public String getSimpleName() {
        return new File(path).getName();
    }

    /**

   * implementing your own stats collector.
   */
  public long requestCount() {
    return saturatedAdd(hitCount, missCount);
  }

  /** Returns the number of times {@link Cache} lookup methods have returned a cached value. */
  public long hitCount() {
    return hitCount;
  }

  /**
   * Returns the ratio of cache requests which were hits. This is defined as {@code hitCount /

  }

  @Override
  public Set<N> predecessors() {
    return adjacentNodes();
  }

  @Override
  public Set<N> successors() {
    return adjacentNodes();
  }

  @Override
  public Set<E> incidentEdges() {
    return Collections.unmodifiableSet(incidentEdgeMap.keySet());
  }

  @Override
  public Set<E> inEdges() {
    return incidentEdges();
  }

  @Override
  public Set<E> outEdges() {

     * @return whether this tree handle uses SMB2+
     */
    boolean isSMB2();

    /**
     * Gets the remote host name for this tree connection
     * @return the remote host name
     */
    String getRemoteHostName();

    /**
     * Gets the tree type (share type such as disk, printer, pipe, etc.)
     * @return the tree type
     */
    int getTreeType();

    /**
     * Gets the server capabilities
     *
     * @return the capabilities flags from the server
     */
    public int getCapabilities() {
        return this.capabilities;
    }

    /**
     * Gets the server GUID
     *
     * @return the server's unique identifier
     */
    public byte[] getServerGuid() {
        return this.serverGuid;
    }

    /**
     * Gets the security mode

          private int rep;

          @Override
          public @Nullable Integer computeNext() {
            switch (rep++) {
              case 0:
                return 0;
              case 1:
                return 1;
              case 2:
                return endOfData();
              default:
                throw new AssertionError("Should not have been invoked again");
            }
          }
        };

    return new String[length];
  }

  @Override
  public final String[] createValueArray(int length) {
    return new String[length];
  }

  /** Returns the original element list, unchanged. */
  @Override
  public Iterable<Entry<String, String>> order(List<Entry<String, String>> insertionOrder) {
    return insertionOrder;
  }

    /**
     * Check if state has read caching
     * @param state lease state
     * @return true if read caching is enabled
     */
    public static boolean hasReadCaching(int state) {
        return (state & SMB2_LEASE_READ_CACHING) != 0;
    }

    /**
     * Check if state has handle caching
     * @param state lease state
     * @return true if handle caching is enabled
     */

        final MethodDesc methodDesc = beanDesc.getMethodDescNoException(name);
        if (methodDesc == null) {
            return null;
        }
        final Object value = methodDesc.invoke(annotation);
        if (value == null || "".equals(value)) {
            return null;
        }
        return value;
    }