try {
            PluginPrefixResult result = pluginPrefixResolver.resolve(request);

            Plugin plugin = new Plugin();
            plugin.setGroupId(result.getGroupId());
            plugin.setArtifactId(result.getArtifactId());

            return plugin;
        } catch (NoPluginFoundForPrefixException e) {
            return null;
        }
    }

        Plugin plugin = new Plugin();
        plugin.setGroupId("org.apache.maven.test.MavenExecutionPlan");
        plugin.setArtifactId("stub-plugin-" + phaseName);
        descriptor.setPlugin(plugin);
        descriptor.setArtifactId("artifact." + phaseName);
        mojoDescriptor.setPluginDescriptor(descriptor);
        mojoDescriptor.setThreadSafe(threadSafe);
        return mojoDescriptor;

    void mergeDifferentGAV() throws Exception {
        // merge implicitly assumes that merge is only called on the same GAV and does not perform any validation here!
        Metadata source = new Metadata();
        source.setArtifactId("source-artifact");
        source.setGroupId("source-group");
        source.setVersion("2.0");
        assertFalse(target.merge(source));
        assertEquals("myArtifact", target.getArtifactId());

        PluginDescriptor pluginDescriptor = new PluginDescriptor();

        pluginDescriptor.setSource(source);
        pluginDescriptor.setGroupId(extractGroupId(c));
        pluginDescriptor.setArtifactId(extractArtifactId(c));
        pluginDescriptor.setVersion(extractVersion(c));
        pluginDescriptor.setGoalPrefix(extractGoalPrefix(c));

        pluginDescriptor.setName(extractName(c));

        String key = "${project.artifactId} with version: ${project.version}";

        MavenProject project = createDefaultProject();
        project.setArtifactId("test");
        project.setVersion("1");

        ExpressionEvaluator ee = createExpressionEvaluator(project, new Properties());

        Object value = ee.evaluate(key);

        if (build != null) {
            for (Extension extension : build.getExtensions()) {
                Plugin plugin = new Plugin();
                plugin.setGroupId(extension.getGroupId());
                plugin.setArtifactId(extension.getArtifactId());
                plugin.setVersion(extension.getVersion());
                XmlNode configuration = extension.getDelegate().getConfiguration();
                if (configuration != null) {

        setBaseVersionInternal(version);
    }

    @Override
    public void setGroupId(String groupId) {
        this.groupId = groupId;
    }

    @Override
    public void setArtifactId(String artifactId) {
        this.artifactId = artifactId;
    }

    @Override
    public boolean isSnapshot() {
        return getBaseVersion() != null

                        }
                        if (relocation.getArtifactId() != null) {
                            artifact.setArtifactId(relocation.getArtifactId());
                            relocatedArtifact = artifact;
                            project.setArtifactId(relocation.getArtifactId());
                        }
                        if (relocation.getVersion() != null) {

    /**
     * Returns the artifactId for this publication.
     */
    String getArtifactId();

    /**
     * Sets the artifactId for this publication.
     */
    void setArtifactId(String artifactId);

    /**
     * Returns the version for this publication.
     */
    String getVersion();

    /**
     * Sets the version for this publication.
     */

                    break;
                }
            }

            if ( !found )
            {
                Plugin mappedPlugin = new Plugin();

                mappedPlugin.setArtifactId( plugin.getArtifactId() );

                mappedPlugin.setPrefix( plugin.getPrefix() );

                mappedPlugin.setName( plugin.getName() );

                addPlugin( mappedPlugin );