// Utility class - no instantiation
    }

    /**
     * Gets a typed value from a document map with a default value.
     *
     * @param <T> the type to convert the value to
     * @param doc the document map to extract the value from
     * @param key the key to look up in the document map
     * @param clazz the class type to convert the value to

package org.gradle.test

class GroovyClassWithParameterizedTypes {
    Set<CombinedInterface> setProp

    Map<CombinedInterface, GroovyClassWithParameterizedTypes> mapProp

    List<?> wildcardProp

    List<? extends CombinedInterface> upperBoundProp

    List<? super CombinedInterface> lowerBoundProp

    List<? super Set<? extends Map<?, CombinedInterface[]>>>[] nestedProp

    static <T> T paramMethod(T param) {
        null
    }

    //                                                                   Map Communication
    //                                                                   =================
    @Override
    public void acceptPrimaryKeyMap(Entity entity, Map<String, ? extends Object> primaryKeyMap) {
    }

    @Override
    public void acceptAllColumnMap(Entity entity, Map<String, ? extends Object> allColumnMap) {
    }

    @Override

    /**
     * Subclasses implement the actual upgrade logic here.
     *
     * @param context the upgrade context
     * @param pomMap map of all POM files in the project
     * @return the result of the upgrade operation
     */
    protected abstract UpgradeResult doApply(UpgradeContext context, Map<Path, Document> pomMap);

    /**
     * Gets the upgrade options from the context.
     *
     * @param context the upgrade context

func TestExtractMetadataHeaders(t *testing.T) {
	testCases := []struct {
		header     http.Header
		metadata   map[string]string
		shouldFail bool
	}{
		// Validate if there a known 'content-type'.
		{
			header: http.Header{
				"Content-Type": []string{"image/png"},
			},
			metadata: map[string]string{
				"content-type": "image/png",
			},
			shouldFail: false,
		},

     */
    public ScriptEngineFactory() {
        super();
    }

    private static final Logger logger = LogManager.getLogger(ScriptEngineFactory.class);

    /**
     * A map of script engines.
     */
    protected Map<String, ScriptEngine> scriptEngineMap = new LinkedHashMap<>();

    /**
     * Adds a script engine.
     * @param name The name of the script engine.
     * @param scriptEngine The script engine.

     *
     * @param index
     *            The index of the parameter
     * @return The key type if the parameter type is a parameterized {@link Map}, otherwise {@literal null}
     */
    Class<?> getKeyClassOfMap(int index);

    /**
     * Returns the value type if the parameter type of the method is a parameterized {@link Map}.
     *
     * @param index

	sys := &BucketTargetSys{
		arnRemotesMap: make(map[string]arnTarget),
		targetsMap:    make(map[string][]madmin.BucketTarget),
		arnErrsMap:    make(map[string]arnErrs),
		hc:            make(map[string]epHealth),
		hcClient:      newHCClient(),
	}
	// reload healthCheck endpoints map periodically to remove stale endpoints from the map.
	go func() {
		rTimer := time.NewTimer(defaultHealthCheckReloadDuration)

        return Optional.empty();
    }

    @Override
    public <T> List<T> lookupList(Class<T> type) {
        return List.of();
    }

    @Override
    public <T> Map<String, T> lookupMap(Class<T> type) {
        return Map.of();
    }

   * of {@code map}.
   *
   * @throws IllegalArgumentException if an attempt to {@code put} any entry fails. Note that some
   *     map entries may have been added to the bimap before the exception was thrown.
   */
  @Override
  void putAll(Map<? extends K, ? extends V> map);

  // Views

  /**
   * {@inheritDoc}
   *