fessConfig.getIndexDocumentCrawlerIndex() + ".data", //
                fessConfig.getIndexDocumentCrawlerIndex() + ".filter")
                .execute(ActionListener.wrap(res -> logger.info("Deleted .crawler indices."),
                        e -> logger.warn("Failed to delete .crawler.* indices.", e)));
        saveInfo(messages -> messages.addSuccessStartedDataUpdate(GLOBAL));
        return redirect(getClass());

     */
    public static int getDefaultFlags() {
        return DEFAULT_FLAGS;
    }

    /**
     * Returns the default flags for a Type-2 message created in response
     * to the given Type-1 message in the current environment.
     *
     * @return An <code>int</code> containing the default flags.
     */
    public static int getDefaultFlags(Type1Message type1) {

A subroute on a client must match a subroute on the server. So routes cannot be used for dynamic routing, unlike HTTP.

Handlers should remain backwards compatible. If a breaking API change is required, a new handler ID should be created.

## Setup & Configuration

A **Manager** is used to manage all incoming and outgoing connections to a server.

On startup all remote servers must be specified. 

	// This wrapper uses complicated machinery to run iOS binaries. It
	// works, but only when running one binary at a time.
	// Use a file lock to make sure only one wrapper is running at a time.
	//
	// The lock file is never deleted, to avoid concurrent locks on distinct
	// files with the same path.
	lockName := filepath.Join(os.TempDir(), "go_ios_exec-"+deviceID+".lock")
	lock, err = os.OpenFile(lockName, os.O_CREATE|os.O_RDONLY, 0666)
	if err != nil {

			if err != nil {
				t.Fatalf("could not parse webhook from generated YAML: %s", vwhObject)
			}
			wh := vwhObject.(*admitv1.ValidatingWebhookConfiguration)

			if tc.userManaged {
				// User created webhooks should not have operator labels, otherwise will be pruned.
				_, ok := wh.GetLabels()[operatorManaged]
				assert.Equal(t, ok, false)
			}

			for _, webhook := range wh.Webhooks {

   * @return {@link Inet4Address} corresponding to the supplied byte array
   * @throws IllegalArgumentException if a valid {@link Inet4Address} can not be created
   */
  private static Inet4Address getInet4Address(byte[] bytes) {
    checkArgument(
        bytes.length == 4,
        "Byte array has invalid length for an IPv4 address: %s != 4.",
        bytes.length);

    }
  }

  // Non-static factory implementation classes

  /** Implementation of {@link #negate()}. */
  private static class Negated extends CharMatcher {

    final CharMatcher original;

    Negated(CharMatcher original) {
      this.original = checkNotNull(original);
    }

    @Override
    public boolean matches(char c) {
      return !original.matches(c);

    cache.close()
    createNewCache()

    // The journal will have no record that 'a' was removed. It will have an entry for 'a', but when
    // it tries to read the cache files, it will find they were deleted. Once it encounters an entry
    // with missing cache files, it should remove it from the cache entirely.
    assertThat(cache.size()).isEqualTo(4)
    assertThat(cache["a"]).isNull()

        if( b != null ) {
            def = b.toLowerCase().equals( "true" );
        }
        return def;
    }

    /**
     * Retrieve an array of <tt>InetAddress</tt> created from a property
     * value containting a <tt>delim</tt> separated list of hostnames and/or
     * ipaddresses.
     */

### There are no limits on how many server pools can be combined

```