* Added helper funcs to schedulercache.Resource. ([#46926](https://github.com/kubernetes/kubernetes/pull/46926), [@k82cn](https://github.com/k82cn))

// if any present
func canonicalizeETag(etag string) string {
	return etagRegex.ReplaceAllString(etag, "$1")
}

// isETagEqual return true if the canonical representations of two ETag strings
// are equal, false otherwise
func isETagEqual(left, right string) bool {
	if strings.TrimSpace(right) == "*" {
		return true
	}
	return canonicalizeETag(left) == canonicalizeETag(right)

  /**
   * Returns a supplier that always supplies {@code instance}.
   *
   * <p><b>Discouraged:</b> Prefer using {@code () -> instance}, but note that lambdas do not have
   * human-readable {@link #toString()} representations and are not serializable. If you need a
   * supplier that is serializable, use {@code (Supplier<T> & Serializable) () -> instance}.
   */
  public static <T extends @Nullable Object> Supplier<T> ofInstance(

// and its documentation for NON-COMMERCIAL or COMMERCIAL purposes and
// without fee is hereby granted, provided that this copyright notice is kept
// intact.
//
// WIDGET WORKSHOP MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY
// OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A

FE15          ; disallowed_STD3_mapped ; 0021          # 4.1  PRESENTATION FORM FOR VERTICAL EXCLAMATION MARK
FE16          ; disallowed_STD3_mapped ; 003F          # 4.1  PRESENTATION FORM FOR VERTICAL QUESTION MARK
FE17          ; mapped                 ; 3016          # 4.1  PRESENTATION FORM FOR VERTICAL LEFT WHITE LENTICULAR BRACKET

///

### Cómo funcionan los headers reenviados por el Proxy { #how-proxy-forwarded-headers-work }

Aquí tienes una representación visual de cómo el **proxy** añade headers reenviados entre el cliente y el **application server**:

```mermaid
sequenceDiagram
    participant Client as Cliente
    participant Proxy as Proxy/Load Balancer

application/vnd.ms-powerpoint=powerpoint\n\
application/vnd.openxmlformats-officedocument.presentationml.presentation=powerpoint\n\
application/vnd.oasis.opendocument.text=odt\n\
application/vnd.oasis.opendocument.spreadsheet=ods\n\
application/vnd.oasis.opendocument.presentation=odp\n\
application/pdf=pdf\n\
application/x-fictionbook+xml=fb2\n\
application/e-pub+zip=epub\n\
application/x-ibooks+zip=ibooks\n\

  a. UNLESS OTHERWISE SEPARATELY UNDERTAKEN BY THE LICENSOR, TO THE
     EXTENT POSSIBLE, THE LICENSOR OFFERS THE LICENSED MATERIAL AS-IS
     AND AS-AVAILABLE, AND MAKES NO REPRESENTATIONS OR WARRANTIES OF
     ANY KIND CONCERNING THE LICENSED MATERIAL, WHETHER EXPRESS,
     IMPLIED, STATUTORY, OR OTHER. THIS INCLUDES, WITHOUT LIMITATION,
     WARRANTIES OF TITLE, MERCHANTABILITY, FITNESS FOR A PARTICULAR

        assertEquals("ぶんるい", extractData.getValues("cp:category")[0]);
        assertEquals("application/vnd.openxmlformats-officedocument.presentationml.presentation", extractData.getValues("Content-Type")[0]);
        assertEquals("かいしゃ", extractData.getValues("dc:publisher")[0]);
    }

    public void test_getTika_zip() {

    that both that copyright notice and this permission notice appear in supporting documentation. CERN makes no representations about the
    suitability of this software for any purpose. It is provided "as is" without expressed or implied warranty.

The source code of modified GNU Trove library is available at