// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix

package tar

import (
	"io/fs"
	"os/user"
	"runtime"
	"strconv"
	"sync"
	"syscall"
)

func init() {
	sysStat = statUnix
}

// userMap and groupMap caches UID and GID lookups for performance reasons.

        return value!!
    }


private
fun <T> annotationMemberValueNotFound(type: TypeOf<T>) =
    IllegalStateException("Annotation member value '${type.simpleName}' not found")


private
open class MemberValueVisitorAdapter : MemberValueVisitor {
    override fun visitStringMemberValue(node: StringMemberValue) = Unit

        PreauthIntegrityContext context = sessionContexts.get(sessionId);
        if (context == null) {
            if (enforceIntegrity) {
                throw new CIFSException("No preauth integrity context found for session: " + sessionId);
            }
            log.warn("No preauth integrity context for session {}, skipping update", sessionId);
            return;
        }

        if (!context.isValid()) {

            assertNotNull(ticket);
        }
    }

    @Test
    void testConstructorWithKeyNotFound() throws IOException {
        // Test when no suitable Kerberos key is found
        byte[] token = createTestTicketBytes(new BigInteger(KerberosConstants.KERBEROS_VERSION), SERVER_REALM, SERVER_PRINCIPAL_NAME,
                ENCRYPTION_TYPE, ENCRYPTED_DATA, null);

                    .get());
            options.addOption(Option.builder(CACHE_ARTIFACT_NOT_FOUND)
                    .longOpt("cache-artifact-not-found")
                    .hasArg()
                    .desc(
                            "Defines caching behaviour for 'not found' artifacts. Supported values are 'true' (default), 'false'.")
                    .get());

			// actions accordingly.
			// nolint:gocritic
			if result.Item.IsLatest {
				var match BatchJobExpireFilter
				var found bool
				for _, rule := range r.Rules {
					if rule.Matches(result.Item, now) {
						match = rule
						found = true
						break
					}
				}
				if !found {
					continue
				}

				if prevObj.Name != result.Item.Name {
					// switch the object
					pushToExpire()

    webServer.enqueue(
      MockResponse
        .Builder()
        .status("HTTP/1.1 404 Not Found")
        .build(),
    )
    newWebSocket()
    clientListener.assertFailure(
      404,
      null,
      ProtocolException::class.java,
      "Expected HTTP 101 response but was '404 Not Found'",
    )
  }

  @Test
  fun clientTimeoutClosesBody() {
    webServer.enqueue(

     * is queried frequently and exceptions would be rather costly to
     * throw on a regular basis here.
     *
     * @param host the hostname to resolve
     * @return the resolved NbtAddress or null if not found
     */

    public synchronized static NbtAddress getByName(final String host) {
        return getByName(new Name(host, 0x20, null));
    }

    synchronized static NbtAddress getByName(final Name name) {

    }

    /**
     * Retrieves a specific group by its ID and applies LDAP manager settings.
     *
     * @param id the unique identifier of the group
     * @return an OptionalEntity containing the group if found, empty otherwise
     */
    public OptionalEntity<Group> getGroup(final String id) {
        return groupBhv.selectByPK(id).map(g -> {
            ComponentUtil.getLdapManager().apply(g);
            return g;
        });

* **`400 - 499`** are for "Client error" responses. These are the second type you would probably use the most.
    * An example is `404`, for a "Not Found" response.
    * For generic errors from the client, you can just use `400`.