qualified.isAlsoKnownAs(DefaultPluginId.of("org.gradle.somePlugin"))
        qualified.isAlsoKnownAs(DefaultPluginId.of("somePlugin"))

        def unqualified = pluginRegistry.lookup(DefaultPluginId.of("somePlugin"))
        unqualified.isAlsoKnownAs(DefaultPluginId.of("org.gradle.somePlugin"))
        unqualified.isAlsoKnownAs(DefaultPluginId.of("somePlugin"))
    }

    DisplayName getDisplayName();

    /**
     * An id for the plugin implementation, if known.
     */
    @Nullable
    PluginId getPluginId();

    boolean isAlsoKnownAs(PluginId id);

        return potentialPlugin.isHasRules();
    }

    @Override
    public Type getType() {
        return potentialPlugin.getType();
    }

    @Override
    public boolean isAlsoKnownAs(PluginId id) {
        return false;
    }

                Iterable<PluginId> pluginIds = Lists.newArrayList(idMappings.keySet());
                for (PluginId id : pluginIds) {
                    if (plugin.isAlsoKnownAs(id)) {
                        idMappings.get(id).add(new PluginWithId(id, pluginClass));
                    }
                }
            }
        };
    }

    @Override

            super(pluginId, potentialPlugin);
            this.classLoader = classLoader;
            this.pluginId = pluginId;
        }

        @Override
        public boolean isAlsoKnownAs(PluginId id) {
            if (id.equals(pluginId)) {
                return true;
            }

            PluginImplementation<?> implementation = lookup(id, classLoader);