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 static com.google.common.hash.Hashing.hmacSha1;
import static com.google.common.hash.Hashing.hmacSha256;
import static com.google.common.hash.Hashing.hmacSha512;
import static com.google.common.io.BaseEncoding.base16;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableSet;

   *
   * <p>This method accepts the exact format generated by {@link #toString}. If you require more
   * lenient {@code base 16} decoding, please use {@link com.google.common.io.BaseEncoding#decode}
   * (and pass the result to {@link #fromBytes}).
   *
   * @since 15.0
   */
  public static HashCode fromString(String string) {
    checkArgument(

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.

      return new ByteArrayByteSource(bytes, newOffset, (int) length);
    }

    @Override
    public String toString() {
      return "ByteSource.wrap("
          + Ascii.truncate(BaseEncoding.base16().encode(bytes, offset, length), 30, "...")
          + ")";
    }
  }

  private static final class EmptyByteSource extends ByteArrayByteSource {