* @param <N> Node parameter type
 */
abstract class AbstractBaseGraph<N> implements BaseGraph<N> {

  /**
   * Returns the number of edges in this graph; used to calculate the size of {@link Graph#edges()}.
   * This implementation requires O(|N|) time. Classes extending this one may manually keep track of
   * the number of edges as the graph is updated, and override this method for better performance.
   */
  protected long edgeCount() {

          @Override
          public Integer get() {
            return 5;
          }
        };

    Function<Number, Integer> intValueFunction =
        new Function<Number, Integer>() {
          @Override
          public Integer apply(Number x) {
            return x.intValue();
          }
        };

   * plus the given elements, according to {@link #expectContents(java.util.Collection)}. In other
   * words, for the default {@code expectContents()} implementation, the number of occurrences of
   * each given element has increased by one since the test collection was created, and the number
   * of occurrences of all other elements has not changed.
   *
   * <p>Note: This means that a test like the following will fail if {@code collection} is a {@code

    /** Total execution time in milliseconds */
    protected long executeTime;

    /** Total number of processed documents */
    protected long documentSize;

    /** Maximum number of indexer errors allowed */
    protected int maxIndexerErrorCount = 0;

    /** Maximum number of general errors allowed before termination */
    protected int maxErrorCount = 2;

    }

    /**
     *
     */
    @Test
    public void testIsAssignableFrom() {
        assertThat(ClassUtil.isAssignableFrom(Number.class, Integer.class), is(true));
        assertThat(ClassUtil.isAssignableFrom(Integer.class, Number.class), is(not(true)));
        assertThat(ClassUtil.isAssignableFrom(int.class, Integer.class), is(true));
    }

    /**
     *
     */
    @Test

    Map<String, Integer> map = new HashMap<>();
    map.put("One", 1);
    map.put("Three", 3);
    Number number = Double.valueOf(42);
    Function<String, Number> function = Functions.forMap(map, number);

    assertEquals(1, function.apply("One").intValue());
    assertEquals(number, function.apply("Two"));
    assertEquals(3L, function.apply("Three").longValue());
  }

  public void testComposition() {

        value = "${special}";
        assertEquals("value$with\\backslash", ResourceUtil.resolve(value));

        // Test with numeric property names
        System.setProperty("123", "numeric");
        value = "${123}";
        assertEquals("numeric", ResourceUtil.resolve(value));

        // Test with underscores in property names
        System.setProperty("test_var", "underscore");

    protected Logger statsLogger = null;

    /** Name of the logger used for statistics output. */
    protected String loggerName = "fess.log.crawler.stats";

    /** Maximum number of statistics objects to cache. */
    protected long maxCacheSize = 1000;

    /** Time in milliseconds after which cache entries expire after write. */
    protected long cacheExpireAfterWrite = 10 * 60 * 1000L;

 *
 * Each dispatcher uses an [ExecutorService] to run calls internally. If you supply your own
 * executor, it should be able to run [the configured maximum][maxRequests] number of calls
 * concurrently.
 */
class Dispatcher() {
  /**
   * The maximum number of requests to execute concurrently. Above this requests queue in memory,
   * waiting for the running calls to complete.
   *

#
# The definition of classification.
#
# Specification:
# map: {
#     [classification-name] = list:{
#         ; map:{
#             ; topComment=[comment]; codeType=[String(default) or Number or Boolean]}
#             ; undefinedHandlingType=[EXCEPTION or LOGGING(default) or ALLOWED]
#             ; isUseDocumentOnly=[true or false(default)]
#             ; isSuppressAutoDeploy=[true or false(default)]