A default retention period and retention mode can be configured on a bucket to be applied to objects created in that bucket. Independent of retention, an object can also be under legal hold. This effectively disallows all deletes of an object under legal hold until the legal hold is removed by an API call.

## Get Started

+ We do not use Signed-off-by lines in Go. Please don't add them.
  Our Gerrit server & GitHub bots enforce CLA compliance instead.

 * spec and YAML based rest tests.
 * </p>
 * <strong>Rest API specification:</strong> <br>
 * When the {@link RestResourcesPlugin} has been applied the {@link CopyRestApiTask} will automatically copy the core Rest API specification
 * if there are any Rest YAML tests present in source, or copied from {@link CopyRestTestsTask} output. X-pack specs must be explicitly

    public void testPluginCanBeApplied() {
        BuildResult result = getGradleRunner().withArguments("hello", "-s").build();
        assertTaskSuccessful(result, ":hello");
        assertOutputContains("build plugin can be applied");
    }

    public void testCheckTask() {
        setupJarJdkClasspath(getProjectDir());
        BuildResult result = getGradleRunner().withArguments("check", "assemble", "-s").build();

    }

    /**
     * Adds a boost function with a filter to modify document scoring during search.
     * This method adds a boost function that applies only to documents matching the filter.
     *
     * @param filter the query filter to determine which documents the boost applies to
     * @param scoreFunction the score function to add for boosting
     */

     *
     * @param parent The parent of the node to transform.
     */
    void transformTest(T parent);

    /**
     * @return true if the transformation should be applied, false otherwise.
     */
    default boolean shouldApply(RestTestContext testContext) {
        return true;
    }

    @Override
    @Input
    default String getName() {

 * Implementations can specify how long cached data should be retained.
 *
 * @since 4.0.0
 */
@Experimental
public interface CacheMetadata {

    /**
     * Returns the cache retention that should be applied to the associated data.
     *
     * @return The CacheRetention indicating how long data should be retained, or null if
     *         no specific cache retention is defined
     */
    @Nullable

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

/**
 * Equivalence applied on functional result.
 *
 * @author Bob Lee
 * @since 10.0
 */
@GwtCompatible
final class FunctionalEquivalence<F, T> extends Equivalence<F> implements Serializable {

import java.lang.annotation.Target;

/**
 * Marks a method as an event subscriber.
 *
 * <p>The type of event will be indicated by the method's first (and only) parameter, which cannot
 * be primitive. If this annotation is applied to methods with zero parameters, or more than one
 * parameter, the object containing the method will not be able to register for event delivery from
 * the {@link EventBus}.
 *

import java.lang.annotation.Target;

/**
 * The annotated element must not be null.
 * <p>
 * Annotated fields must not be null after construction has completed.
 * <p>
 * When this annotation is applied to a method it applies to the method return value.
 *
 * @see Nullable
 * @since 4.0.0
 */
@Experimental
@Documented
@Retention(RetentionPolicy.CLASS)
@Target({ElementType.FIELD, ElementType.PARAMETER, ElementType.METHOD})