import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.plugin.descriptor.PluginDescriptor;
import org.apache.maven.api.plugin.descriptor.lifecycle.Lifecycle;

/**
 * Represents a maven plugin runtime
 *
 * @since 4.0.0
 */
@Experimental
public interface Plugin {

    @Nonnull
    org.apache.maven.api.model.Plugin getModel();

    @Nonnull
    PluginDescriptor getDescriptor();

        // Plugins
        // ----------------------------------------------------------------------

        List<Plugin> plugins = project.getBuildPlugins();

        // Plugin0 [plexus]

        String key = "org.apache.maven.plugins:maven-plexus-plugin";

        Plugin plugin = null;
        for (Plugin check : plugins) {
            if (key.equals(check.getKey())) {

import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginArtifactsCache;
import org.apache.maven.plugin.PluginConfigurationException;
import org.apache.maven.plugin.PluginContainerException;
import org.apache.maven.plugin.PluginDescriptorCache;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginIncompatibleException;

        this.lifecyclePluginResolver = lifecyclePluginResolver;
    }

    private Plugin findPlugin(String groupId, String artifactId, Collection<Plugin> plugins) {
        for (Plugin plugin : plugins) {
            if (artifactId.equals(plugin.getArtifactId()) && groupId.equals(plugin.getGroupId())) {
                return plugin;
            }
        }

        return null;
    }

            plugins = new LinkedHashSet<>();

            plugins.add(newPlugin("maven-compiler-plugin", "compile", "testCompile"));
            plugins.add(newPlugin("maven-resources-plugin", "resources", "testResources"));
            plugins.add(newPlugin("maven-surefire-plugin", "test"));
            plugins.add(newPlugin("maven-jar-plugin", "jar"));
            plugins.add(newPlugin("maven-install-plugin", "install"));

        "test", "org.apache.maven.plugins:maven-surefire-plugin:" + SUREFIRE_PLUGIN_VERSION + ":test",
        "package", "org.apache.maven.plugins:maven-jar-plugin:" + JAR_PLUGIN_VERSION + ":jar",
        "install", "org.apache.maven.plugins:maven-install-plugin:" + INSTALL_PLUGIN_VERSION + ":install",
        "deploy", "org.apache.maven.plugins:maven-deploy-plugin:" + DEPLOY_PLUGIN_VERSION + ":deploy"
    };
    // END SNIPPET: jar

        assertEquals("maven-it-plugin-a", pom.getValue("build/plugins[1]/artifactId"));
        assertEquals(1, ((List<?>) pom.getValue("build/plugins[1]/executions")).size());
        assertEquals("maven-it-plugin-b", pom.getValue("build/plugins[2]/artifactId"));
        assertEquals(1, ((List<?>) pom.getValue("build/plugins[1]/executions")).size());

        if (build != null) {
            List<Plugin> plugins = build.getPlugins();
            Map<Object, Plugin> normalized = new LinkedHashMap<>(plugins.size() * 2);

            for (Plugin plugin : plugins) {
                Object key = plugin.getKey();
                Plugin first = normalized.get(key);
                if (first != null) {
                    plugin = merger.mergePlugin(plugin, first);
                }

     *
     * @return The prefix of the plugin.
     */
    String getPrefix();

    /**
     * Sets the prefix of the plugin.
     *
     * @param prefix The prefix of the plugin.
     * @return This request, never {@code null}.
     */
    PluginPrefixRequest setPrefix(String prefix);

    /**
     * Gets the list of group ids to scan for the plugin prefix.
     *

                }

                Plugin plugin = new Plugin();
                plugin.setGroupId(gs.groupId);
                plugin.setArtifactId(gs.artifactId);
                plugin.setVersion(gs.version);

                plugin.setLocation("", location);
                plugin.setLocation("groupId", location);
                plugin.setLocation("artifactId", location);