* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.base;

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

import com.google.caliper.Benchmark;
import org.jspecify.annotations.NullUnmarked;

/**

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import java.io.Serializable;
import org.jspecify.annotations.Nullable;

/**
 * Simple base class to verify that we handle generics correctly.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class BaseComparable implements Comparable<BaseComparable>, Serializable {
  private final String s;

import org.apache.maven.api.ProtoSession;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

import static java.util.Objects.requireNonNull;

/**
 * Base class for requests.
 *
 * @since 4.0.0
 */
@Experimental
abstract class BaseRequest<S extends ProtoSession> implements Request<S> {

    private final S session;
    private final RequestTrace trace;

Por ejemplo, podrías querer **devolver un diccionario** u objeto de base de datos, pero **declararlo como un modelo de Pydantic**. De esta manera el modelo de Pydantic haría toda la documentación de datos, validación, etc. para el objeto que devolviste (por ejemplo, un diccionario u objeto de base de datos).

import java.util.ListIterator;
import java.util.Map;
import java.util.Map.Entry;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * Base class for map testers.
 *
 * <p>TODO: see how much of this is actually needed once Map testers are written. (It was cloned
 * from AbstractCollectionTester.)
 *
 * @param <K> the key type of the map to be tested.

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.lang.Math.max;
import static java.util.Objects.requireNonNull;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.CharMatcher;
import com.google.common.base.MoreObjects;

      lastEntry = pred;
    } else {
      setPredecessor(succ, pred);
    }
  }

  @Override
  void insertEntry(int entryIndex, @ParametricNullness K key, int value, int hash) {
    super.insertEntry(entryIndex, key, value, hash);
    setSucceeds(lastEntry, entryIndex);
    setSucceeds(entryIndex, ENDPOINT);
  }

  @Override
  void moveLastEntry(int dstIndex) {
    int srcIndex = size() - 1;

     */
    @Override
    public boolean equals(final Object obj) {
        return inputStream.equals(obj);
    }

    /**
     * Returns a hash code value for the object.
     *
     * @return a hash code value for this object
     */
    @Override
    public int hashCode() {
        return inputStream.hashCode();
    }

    /**

		ETag:              "\"" + oi.ETag + "\"",
		ChecksumSHA1:      cs[hash.ChecksumSHA1.String()],
		ChecksumSHA256:    cs[hash.ChecksumSHA256.String()],
		ChecksumCRC32:     cs[hash.ChecksumCRC32.String()],
		ChecksumCRC32C:    cs[hash.ChecksumCRC32C.String()],
		ChecksumCRC64NVME: cs[hash.ChecksumCRC64NVME.String()],
	}
	return c
}

// generates ListPartsResponse from ListPartsInfo.

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkElementIndex;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkPositionIndex;
import static com.google.common.base.Preconditions.checkPositionIndexes;
import static com.google.common.base.Preconditions.checkState;