* address in IPv4 or IPv6 notation, or a domain name.
 *
 * <p>Because this class is intended to represent host specifiers which can reasonably be used in a
 * URI, the domain name case is further restricted to include only those domain names which end in a
 * recognized public suffix; see {@link InternetDomainName#isPublicSuffix()} for details.
 *

            assertTrue("expired method executed successfully", true);
        } catch (Throwable t) {
            // In test environments, system monitoring may fail due to missing dependencies
            // or restricted access to system resources. This is acceptable.
            // We primarily want to ensure the method can be called without compilation errors

            // Log the exception for debugging purposes but don't fail the test

   *       for well formed characters. A {@code CharEscaper} should not be used in situations where
   *       input is not guaranteed to be restricted to the Basic Multilingual Plane (BMP).
   * </ul>
   *
   * @param string the literal string to be escaped
   * @return the escaped form of {@code string}
   * @throws NullPointerException if {@code string} is null

import java.nio.file.attribute.PosixFilePermissions;
import java.nio.file.attribute.UserPrincipal;
import java.util.EnumSet;
import java.util.Set;

/**
 * Creates temporary files and directories whose permissions are restricted to the current user or,
 * in the case of Android, the current app. If that is not possible (as is the case under the very
 * old Android Ice Cream Sandwich release), then this class throws an exception instead of creating

      val rule = publicSuffixList.bytes.binarySearch(domainLabelsUtf8Bytes, i)
      if (rule != null) {
        exactMatch = rule
        break
      }
    }

    // In theory, wildcard rules are not restricted to having the wildcard in the leftmost position.
    // In practice, wildcards are always in the leftmost position. For now, this implementation

 * href="http://www.unicode.org/versions/Unicode6.2.0/ch03.pdf">The Unicode Standard Core
 * Specification, Chapter 3</a>.
 *
 * <p>The variant of UTF-8 implemented by this class is the restricted definition of UTF-8
 * introduced in Unicode 3.1. One implication of this is that it rejects <a
 * href="http://www.unicode.org/versions/corrigendum1.html">"non-shortest form"</a> byte sequences,

## Version 3.12.10

_2020-02-29_

 *  Fix: Don't crash on Android 4.1 when detecting methods that became restricted in Android 11.
    Supporting a full decade of Android releases on our 3.12.x branch is tricky!


## Version 3.12.9

_2020-02-24_

 *  Fix: Don't crash on Android 11 due to use of restricted methods. This prevents a crash with the
    exception, "Expected Android API level 21+ but was 29".

   * defined by the {@code java.io.tmpdir} system property), and returns its name.
   *
   * <p>The temporary directory is created with permissions restricted to the current user or, in
   * the case of Android, the current app. If that is not possible (as is the case under the very
   * old Android Ice Cream Sandwich release), then this method throws an exception instead of

   * defined by the {@code java.io.tmpdir} system property), and returns its name.
   *
   * <p>The temporary directory is created with permissions restricted to the current user or, in
   * the case of Android, the current app. If that is not possible (as is the case under the very
   * old Android Ice Cream Sandwich release), then this method throws an exception instead of

    }
    return new ImmediateFuture<>(value);
  }

  /**
   * Returns a successful {@code ListenableFuture<Void>}. This method is equivalent to {@code
   * immediateFuture(null)} except that it is restricted to produce futures of type {@code Void}.
   *
   * @since 29.0
   */
  @SuppressWarnings("unchecked")
  public static ListenableFuture<@Nullable Void> immediateVoidFuture() {