final PluginDescriptor descriptor = new PluginDescriptor();
        descriptor.setGroupId(plugin.getGroupId());
        descriptor.setArtifactId(plugin.getArtifactId());
        descriptor.setPlugin(plugin);
        descriptor.setVersion(plugin.getVersion());
        final MojoDescriptor mojoDescriptor = new MojoDescriptor();
        mojoDescriptor.setPluginDescriptor(descriptor);
        return mojoDescriptor;
    }

        super("A cycle was detected in the component graph of the plugin: " + plugin.getArtifactId());

        this.plugin = plugin;
    }

    public Plugin getPlugin() {
        return plugin;
    }

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

/**
 * Simple test to verify that Plugin objects returned by MavenProject.getPlugin() are connected to the project model.
 * This test specifically verifies the fix for the <a href="https://github.com/apache/maven/pull/2530">issue</a> where
 * getPlugin() was returning disconnected Plugin objects.
 */
class PluginConnectionSimpleTest {

    @Test

        MavenSession session = createMavenSession(getProject("project-contributing-system-scope-plugin-dep"));
        MavenProject project = session.getCurrentProject();
        Plugin plugin = project.getPlugin("org.apache.maven.its.plugins:maven-it-plugin");

        RepositoryRequest repositoryRequest = new DefaultRepositoryRequest();
        repositoryRequest.setLocalRepository(getLocalRepository());

    public org.apache.maven.plugin.MojoExecution getDelegate() {
        return delegate;
    }

    @Override
    public Plugin getPlugin() {
        return new Plugin() {
            @Override
            public org.apache.maven.api.model.Plugin getModel() {
                return delegate.getPlugin().getDelegate();
            }

            @Override
            public PluginDescriptor getDescriptor() {

    }

    public String getLifecyclePhase() {
        return mojoExecution.getLifecyclePhase();
    }

    public Plugin getPlugin() {
        final MojoDescriptor mojoDescriptor = getMojoExecution().getMojoDescriptor();
        return mojoDescriptor.getPluginDescriptor().getPlugin();
    }

    @Override
    public String toString() {

                        result.addAll(pre);
                    }
                    result.add(entry.getValue());
                }
                result.addAll(pending);

                target.setPlugins(result);
            }
        }

        @Override
        protected void mergePlugin_Executions(
                Plugin target, Plugin source, boolean sourceDominant, Map<Object, Object> context) {

    }

    @Override
    public void configure(MavenProject project, MojoExecution mojoExecution, boolean allowPluginLevelConfig) {
        String g = mojoExecution.getPlugin().getGroupId();

        String a = mojoExecution.getPlugin().getArtifactId();

        Plugin plugin = findPlugin(g, a, project.getBuildPlugins());

        if (plugin == null && project.getPluginManagement() != null) {

 * expressions.
 *
 * @since 4.0.0
 */
@Experimental
public interface MojoExecution {

    @Nonnull
    Plugin getPlugin();

    @Nonnull
    PluginExecution getModel();

    @Nonnull
    MojoDescriptor getDescriptor();

    @Nonnull
    String getExecutionId();

    @Nonnull
    String getGoal();

            recessivePlugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));
            plugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));
            metadata.setPlugins(new ArrayList<>(mergedPlugins.values()));
        }

        // just carry-on as-is
        if (recessive.getVersioning() != null) {
            metadata.setVersioning(recessive.getVersioning());
        }
    }