type FilterRule struct {
	Name  string `xml:"Name"`
	Value string `xml:"Value"`
}

func (filter FilterRule) isEmpty() bool {
	return filter.Name == "" && filter.Value == ""
}

// MarshalXML implements a custom marshaller to support `omitempty` feature.
func (filter FilterRule) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	if filter.isEmpty() {
		return nil
	}
	type filterRuleWrapper FilterRule

   * @throws PatternSyntaxException if pattern compilation fails (runtime)
   */
  public PatternFilenameFilter(String patternStr) {
    this(Pattern.compile(patternStr));
  }

  /**
   * Constructs a pattern file name filter object.
   *
   * @param pattern the pattern on which to filter file names
   */
  public PatternFilenameFilter(Pattern pattern) {

        assertDoesNotThrow(() -> filter.init(filterConfig));
    }

    @Test
    void testDestroy() {
        // Test that destroy method executes without errors
        assertDoesNotThrow(() -> filter.destroy());
    }

    @Test
    void testDoFilter_noAuthorizationHeader_shouldChallengeClient() throws Exception {
        // Initialize filter first
        initializeFilter();

// EncodeMsg implements msgp.Encodable
func (z *BatchJobKeyRotateFlags) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 3
	// write "Filter"
	err = en.Append(0x83, 0xa6, 0x46, 0x69, 0x6c, 0x74, 0x65, 0x72)
	if err != nil {
		return
	}
	err = z.Filter.EncodeMsg(en)
	if err != nil {
		err = msgp.WrapError(err, "Filter")
		return
	}
	// write "Notify"

		// Only parse object tags if tags filter is specified.
		var tagMap map[string]string
		if len(obj.UserTags) != 0 {
			t, err := tags.ParseObjectTags(obj.UserTags)
			if err != nil {
				return false
			}
			tagMap = t.ToMap()
		}

		for _, kv := range ef.Tags {
			// Object (version) must match all tags specified in
			// the filter
			var match bool
			for t, v := range tagMap {

      // Delay and Defer any initialisation of Conscrypt and BouncyCastle
      DeferredSocketAdapter(ConscryptSocketAdapter.factory),
      DeferredSocketAdapter(BouncyCastleSocketAdapter.factory),
    ).filter { it.isSupported() }

  @Throws(IOException::class)
  override fun connectSocket(
    socket: Socket,
    address: InetSocketAddress,
    connectTimeout: Int,
  ) {
    try {

        // Should work with permissive filter
        final TestSerializableClass result = (TestSerializableClass) SerializeUtil.fromBinaryToObject(binary, permissiveFilter);
        assertEquals(obj.name, result.name);
        assertEquals(obj.value, result.value);
    }

    /**
     * Test null filter disables filtering
     *
     * @throws Exception
     */

                unfiltered.add("zzz");
                unfiltered.add("abc");
                return Collections2.filter(Collections2.filter(unfiltered, LENGTH_1), NOT_YYY_ZZZ);
              }
            })
        .named("Collections2.filter, filtered input")
        .withFeatures(
            CollectionFeature.SUPPORTS_ADD,
            CollectionFeature.SUPPORTS_REMOVE,

    </init-param>
  </filter>

  <filter>
    <filter-name>corsFilter</filter-name>
    <filter-class>org.codelibs.fess.filter.CorsFilter</filter-class>
  </filter>

  <filter>
    <filter-name>webApiFilter</filter-name>
    <filter-class>org.codelibs.fess.filter.WebApiFilter</filter-class>
  </filter>

  <filter>
    <filter-name>lastaPrepareFilter</filter-name>

                int searchAttributes, FileEntry initial, List<FileEntry[]> pages) throws CIFSException {
            staticInitial = initial;
            staticPages = new ArrayList<>(pages);
            // Don't reset staticThrowOnOpen here - it's controlled by tests
            return new TestIterator(th, parent, wildcard, filter, searchAttributes);
        }