*
   * <p>This method returns {@code true} if and only if {@code Arrays.equals(bytes, new
   * String(bytes, UTF_8).getBytes(UTF_8))} does, but is more efficient in both time and space.
   */
  public static boolean isWellFormed(byte[] bytes) {
    return isWellFormed(bytes, 0, bytes.length);
  }

  /**
   * Returns whether the given byte array slice is a well-formed UTF-8 byte sequence, as defined by

        .withFeatures(features)
        .suppressing(parentBuilder.getSuppressedTests())
        .createTestSuite();
  }

  /**
   * Returns an array of four bogus elements that will always be too high or too low for the
   * display. This includes two values for each extreme.
   *
   * <p>This method (dangerously) assume that the strings {@code "!! a"} and {@code "~~ z"} will

import assertk.assertions.isNotEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.text.ParseException
import java.text.SimpleDateFormat
import java.util.Arrays
import java.util.Date
import kotlin.test.assertFailsWith
import okhttp3.Cookie.Companion.parse
import okhttp3.Cookie.Companion.parseAll
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.internal.UTC

import java.io.IOException
import java.io.InterruptedIOException
import java.net.HttpURLConnection
import java.net.ProtocolException
import java.net.SocketTimeoutException
import java.time.Duration
import java.util.Arrays
import java.util.Collections
import java.util.Random
import java.util.concurrent.CountDownLatch
import java.util.concurrent.TimeUnit
import java.util.concurrent.atomic.AtomicInteger
import kotlin.test.assertFailsWith

    
    // Update cache if we have a directory lease
    if (directoryLeaseManager != null && directoryLeaseKey != null) {
        directoryLeaseManager.updateDirectoryCache(getPath(), Arrays.asList(files));
    }
    
    return files;
}

@Override
public boolean exists() throws IOException {
    if (isDirectory() && directoryLeaseManager != null) {

        // Note: SmbInfoAllocation.decode() doesn't check len parameter, always reads 20 bytes
        response = new Trans2QueryFSInformationResponse(config, FileSystemInformation.SMB_INFO_ALLOCATION);

        byte[] buffer = new byte[100];
        // Initialize buffer with zeros to avoid random data
        java.util.Arrays.fill(buffer, (byte) 0);

        // Set dataCount to 0 - but decode still runs

    /**
     * Securely wipe signing key from memory
     */
    public void secureWipeKey() {
        this.signingLock.lock();
        try {
            if (this.signingKey != null) {
                java.util.Arrays.fill(this.signingKey, (byte) 0);
                this.signingKey = null;
            }
            this.closed = true;
        } finally {
            this.signingLock.unlock();
        }
    }

    }

    // Helper method to assert array equality
    private void assertArrayEquals(String[] expected, String[] actual) {
        if (expected == null && actual == null) {
            return;
        }
        assertNotNull("Expected array is null but actual is not", expected);
        assertNotNull("Actual array is null but expected is not", actual);
        assertEquals("Array lengths differ", expected.length, actual.length);

   * overkill for most Atomics because they are usually irregularly
   * scattered in memory and thus don't interfere much with each
   * other. But Atomic objects residing in arrays will tend to be
   * placed adjacent to each other, and so will most often share
   * cache lines (with a huge negative performance impact) without
   * this precaution.
   *

 * the License.
 */

package com.google.common.cache;

import static com.google.common.cache.CacheTesting.checkEmpty;
import static com.google.common.cache.TestingCacheLoaders.identityLoader;
import static java.util.Arrays.asList;
import static java.util.concurrent.TimeUnit.DAYS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.base.Function;