* an {@code ArrayTable} concurrently and one of the threads modifies its value, there is no
 * guarantee that the new value will be fully visible to the other threads. To guarantee that
 * modifications are visible, synchronize access to the table. Unlike other {@code Table}
 * implementations, synchronization is unnecessary between a thread that writes to one cell and a
 * thread that reads from another.
 *

 *   <li>keys automatically wrapped in {@code WeakReference}
 *   <li>values automatically wrapped in {@code WeakReference} or {@code SoftReference}
 *   <li>notification of evicted (or otherwise removed) entries
 *   <li>accumulation of cache access statistics
 * </ul>
 *
 * <p>These features are all optional; caches can be created using all or none of them. By default,

    segment.setTableEntryForTesting(0, entry);
    // don't increment count; this is used during computation
    assertTrue(segment.clearValueForTesting(key, hash, valueRef));
    // no notification sent with clearValue
    assertEquals(0, segment.count);
    assertNull(table.get(0));

    // clear wrong value reference
    segment.setTableEntryForTesting(0, entry);

    segment.setTableEntryForTesting(0, entry);
    // don't increment count; this is used during computation
    assertTrue(segment.clearValueForTesting(key, hash, valueRef));
    // no notification sent with clearValue
    assertEquals(0, segment.count);
    assertNull(table.get(0));

    // clear wrong value reference
    segment.setTableEntryForTesting(0, entry);

   * this fluent iterable contains fewer than {@code numberToSkip} elements, the returned fluent
   * iterable skips all of its elements.
   *
   * <p>Modifications to this fluent iterable before a call to {@code iterator()} are reflected in
   * the returned fluent iterable. That is, the iterator skips the first {@code numberToSkip}

    ensureNotDirectlyModifiable(unmod.subSet(1, 3));
    ensureNotDirectlyModifiable(unmod.subSet(1, true, 3, true));

    /* UnsupportedOperationException on indirect modifications. */
    NavigableSet<Integer> reverse = unmod.descendingSet();
    assertThrows(UnsupportedOperationException.class, () -> reverse.add(4));

[graalvm]: https://www.graalvm.org/
[graalvm_21]: https://www.graalvm.org/release-notes/21_0/
[graalvm_22]: https://www.graalvm.org/release-notes/22_2/
[idna_15_1_0]: https://www.unicode.org/reports/tr46/#Modifications
[kotlin_1_4_20]: https://github.com/JetBrains/kotlin/releases/tag/v1.4.20
[kotlin_1_5_31]: https://github.com/JetBrains/kotlin/releases/tag/v1.5.31
[kotlin_1_6_10]: https://github.com/JetBrains/kotlin/releases/tag/v1.6.10

			// the STS account's policy mapping (for example in LDAP mode) may
			// be changed and the user's policy mapping in memory is stale
			// (because the policy change notification was missed by the current
			// server).
			//
			// The "policy not found" error is ignored because the STS account may
			// not have a policy mapped via its parent (for e.g. in

	var errMsg string
	if err != nil {
		errMsg = err.Error()
	}
	switch fname {
	case bucketPolicyConfig:
		st.Policy = madmin.MetaStatus{IsSet: true, Err: errMsg}
	case bucketNotificationConfig:
		st.Notification = madmin.MetaStatus{IsSet: true, Err: errMsg}
	case bucketLifecycleConfig:
		st.Lifecycle = madmin.MetaStatus{IsSet: true, Err: errMsg}
	case bucketSSEConfig:
		st.SSEConfig = madmin.MetaStatus{IsSet: true, Err: errMsg}

 * Pat Fisher, Mike Judd.
 */

/*
 * Source:
 * http://gee.cs.oswego.edu/cgi-bin/viewcvs.cgi/jsr166/src/test/tck/JSR166TestCase.java?revision=1.90
 * (We have made some trivial local modifications (commented out
 * uncompilable code).)
 */

package com.google.common.util.concurrent;

import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;