}

    @LazyInit private volatile @Nullable BaseEncoding upperCase;
    @LazyInit private volatile @Nullable BaseEncoding lowerCase;
    @LazyInit private volatile @Nullable BaseEncoding ignoreCase;

    @Override
    public BaseEncoding upperCase() {
      BaseEncoding result = upperCase;
      if (result == null) {
        Alphabet upper = alphabet.upperCase();

 * the License.
 */

package com.google.common.io;

import static com.google.common.io.BaseEncoding.base16;
import static com.google.common.io.BaseEncoding.base32;
import static com.google.common.io.BaseEncoding.base32Hex;
import static com.google.common.io.BaseEncoding.base64;
import static com.google.common.io.BaseEncoding.base64Url;
import static com.google.common.io.ReflectionFreeAssertThrows.assertThrows;

/** Benchmark for {@code BaseEncoding} performance. */
@NullUnmarked
public class BaseEncodingBenchmark {
  private static final int INPUTS_COUNT = 0x1000;
  private static final int INPUTS_MASK = 0xFFF;

  enum EncodingOption {
    BASE64(BaseEncoding.base64()),
    BASE64_URL(BaseEncoding.base64Url()),
    BASE32(BaseEncoding.base32()),
    BASE32_HEX(BaseEncoding.base32Hex()),
    BASE16(BaseEncoding.base16());

/** Benchmark for {@code BaseEncoding} performance. */
@NullUnmarked
public class BaseEncodingBenchmark {
  private static final int INPUTS_COUNT = 0x1000;
  private static final int INPUTS_MASK = 0xFFF;

  enum EncodingOption {
    BASE64(BaseEncoding.base64()),
    BASE64_URL(BaseEncoding.base64Url()),
    BASE32(BaseEncoding.base32()),
    BASE32_HEX(BaseEncoding.base32Hex()),
    BASE16(BaseEncoding.base16());

    }

    private static final Logger logger = LogManager.getLogger(OpenIdConnectAuthenticator.class);

    private static final BaseEncoding BASE64_DECODER = BaseEncoding.base64().withSeparator("\n", 64);

    private static final BaseEncoding BASE64URL_DECODER = BaseEncoding.base64Url().withSeparator("\n", 64);

    /** Configuration key for OpenID Connect authorization server URL. */

 * Basic sanity tests for the entire package.
 *
 * @author Ben Yu
 */

@NullUnmarked
public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    setDefault(BaseEncoding.class, BaseEncoding.base64());
    setDefault(int.class, 32);
    setDefault(String.class, "abcd");
    setDefault(Method.class, AbstractPackageSanityTests.class.getDeclaredMethods()[0]);

 * Basic sanity tests for the entire package.
 *
 * @author Ben Yu
 */

@NullUnmarked
public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    setDefault(BaseEncoding.class, BaseEncoding.base64());
    setDefault(int.class, 32);
    setDefault(String.class, "abcd");
    setDefault(Method.class, AbstractPackageSanityTests.class.getDeclaredMethods()[0]);

import static com.google.common.hash.Hashing.sha1;
import static com.google.common.io.BaseEncoding.base16;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.US_ASCII;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import com.google.common.io.BaseEncoding;
import com.google.common.testing.ClassSanityTester;
import java.util.Arrays;

    }
  }

  private static String encode(String str) {
    return BaseEncoding.base64().encode(str.getBytes(UTF_8));
  }

  private static final Function<String, String> DECODE_FUNCTION =
      new Function<String, String>() {
        @Override
        public String apply(String input) {
          return new String(BaseEncoding.base64().decode(input), UTF_8);
        }
      };

import org.opensearch.transport.client.Client;

import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.io.BaseEncoding;

import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;

/**
 * Client for interacting with OpenSearch search engine.