/**
 * Tests {@code Plugin}.
 *
 */
class PluginTest {

    @Test
    void testHashCodeNullSafe() {
        new Plugin().hashCode();
    }

    @Test
    void testEqualsNullSafe() {
        assertFalse(new Plugin().equals(null));

        new Plugin().equals(new Plugin());
    }

    @Test
    void testEqualsIdentity() {
        Plugin thing = new Plugin();

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.plugin;

import java.util.Collections;

import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.descriptor.Parameter;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.apache.maven.model.Plugin;
import org.apache.maven.model.PluginExecution;
import org.apache.maven.plugin.BuildPluginManager;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.plugin.internal;

import java.util.Arrays;
import java.util.List;

import org.apache.maven.plugin.PluginValidationManager;

/**
 * Common implementations for plugin parameters configuration validation that relies on Mojo descriptor (leaves out
 * core parameters by default).
 *
 */

- kube-apiserver: When using `--enable-admission-plugins` the `Priority` admission plugin is now enabled by default (matching changes in 1.11.1+). If using `--admission-control` to fully specify the set of admission plugins, it is now necessary to add the `Priority` admission plugin for the PodPriority feature to work properly. ([#65739](https://github.com/kubernetes/kubernetes/pull/65739), [@liggitt](https://github.com/liggitt))...

    }

    @Override
    public void flush() {
        cache.clear();
    }

    protected static int pluginHashCode(Plugin plugin) {
        return CacheUtils.pluginHashCode(plugin);
    }

    protected static boolean pluginEquals(Plugin a, Plugin b) {
        return CacheUtils.pluginEquals(a, b);
    }

    @Override

import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;
import org.apache.maven.plugin.PluginResolutionException;
import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.version.PluginVersionResolutionException;

    Object getPluginComponent(Plugin plugin, String role, String roleHint)
            throws PluginManagerException, ComponentLookupException;

    Map<String, Object> getPluginComponents(Plugin plugin, String role)
            throws ComponentLookupException, PluginManagerException;

    /**
     * @since 2.2.1
     */
    PluginDescriptor loadPluginDescriptor(Plugin plugin, MavenProject project, MavenSession session)

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.plugin;

import java.util.List;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.model.Plugin;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.codehaus.plexus.classworlds.realm.ClassRealm;

    }

    protected static int pluginHashCode(Plugin plugin) {
        return CacheUtils.pluginHashCode(plugin);
    }

    protected static boolean pluginEquals(Plugin a, Plugin b) {
        return CacheUtils.pluginEquals(a, b);
    }

    @Override
    public void register(MavenProject project, Key key, CacheRecord record) {
        // default cache does not track plugin usage
    }

    @Override