`optionalOldSelf` API field in CustomResourceDefinition validation rules, which should only be allowed to be set when the CRDValidationRatcheting feature gate is enabled. Existing CustomResourceDefinition objects which have the field set will retain it on update, but new CustomResourceDefinition objects will not be permitted to set the field while the CRDValidationRatcheting feature gate is disabled. ([#122343](https://github.com/kubernetes/kubernetes/pull/122343), [@jpbetz](https://github.com/jpbetz))...

* Add support for --image-pull-policy to 'kubectl run' ([#30614](https://github.com/kubernetes/kubernetes/pull/30614), [@AdoHe](https://github.com/AdoHe))
* x509 authenticator: get groups from subject's organization field ([#30392](https://github.com/kubernetes/kubernetes/pull/30392), [@ericchiang](https://github.com/ericchiang))

import static com.google.common.collect.CollectPreconditions.checkRemove;
import static com.google.common.collect.NullnessCasts.uncheckedCastNullableTToT;
import static java.util.Objects.requireNonNull;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Function;

import jcifs.Configuration;
import jcifs.DialectVersion;
import jcifs.ResolverType;

/**
 * Configuration implementation that delegates to another configuration instance.
 * Provides a wrapper mechanism for configuration objects with delegation pattern.
 *
 * @author mbechler
 */
public class DelegatingConfiguration implements Configuration {

    private final Configuration delegate;

    /**

{* ../../docs_src/custom_response/tutorial007_py39.py hl[2,14] *}

#### Использование `StreamingResponse` с файлоподобными объектами { #using-streamingresponse-with-file-like-objects }

// will return during reading. It returns -1 for unlimited
// data.
func (r *Reader) Size() int64 { return r.size }

// ActualSize returns the pre-modified size of the object.
// DecompressedSize - For compressed objects.
func (r *Reader) ActualSize() int64 { return r.actualSize }

// ETag returns the ETag computed by an underlying etag.Tagger.
// If the underlying io.Reader does not implement etag.Tagger
// it returns nil.

			Key:   config.Enable,
			Value: config.EnableOn,
		},
		config.KV{
			Key:   target.NATSAddress,
			Value: cfg.Address.String(),
		},
		config.KV{
			Key:   target.NATSSubject,
			Value: cfg.Subject,
		},
		config.KV{
			Key:   target.NATSUsername,
			Value: cfg.Username,
		},
		config.KV{
			Key:   target.NATSUserCredentials,
			Value: cfg.UserCredentials,
		},
		config.KV{

import java.util.stream.Stream;
import org.jspecify.annotations.NonNull;
import org.jspecify.annotations.Nullable;

/**
 * An assortment of mainly legacy static utility methods that operate on or return objects of type
 * {@code Iterable}. Except as noted, each method has a corresponding {@link Iterator}-based method
 * in the {@link Iterators} class.
 *

package com.google.common.net;

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;

 * OutOfMemoryError}). This class does not permit {@code null} elements. A priority queue relying on
 * {@linkplain Comparable natural ordering} also does not permit insertion of non-comparable objects
 * (doing so results in {@code ClassCastException}).
 *
 * <p>This class and its iterator implement all of the optional methods of the {@link