}

    /** Indicates the phase is after the phases given in arguments */
    static Lifecycle.Link after(String b) {
        return new Lifecycle.Link() {
            @Override
            public Kind kind() {
                return Kind.AFTER;
            }

            @Override
            public Lifecycle.Pointer pointer() {
                return new Lifecycle.PhasePointer() {
                    @Override

// function.
class AbstractFunction : public core::RefCounted {
 protected:
  enum AbstractFunctionKind { kGraph, kMlir };
  explicit AbstractFunction(AbstractFunctionKind kind) : kind_(kind) {}

 public:
  // Returns which subclass is this instance of.
  AbstractFunctionKind getKind() const { return kind_; }

  // Returns the AbstractFunction as a FunctionDef.

namespace tensorflow {

// Attributes of an op.
class AbstractOpAttrs {
 protected:
  enum AbstractOpAttrsKind { kEager, kTfrt };
  explicit AbstractOpAttrs(AbstractOpAttrsKind kind) : kind_(kind) {}

 public:
  // Returns which subclass is this instance of.
  AbstractOpAttrsKind getKind() const { return kind_; }
  virtual ~AbstractOpAttrs() = default;

  // Returns the AbstractFunction as a FunctionDef.

        item.kinds = new Kind[kinds.size()];
        for (int i = 0; i < kinds.size(); i++) {
            final String kind = kinds.get(i);
            if (kind.equals(Kind.DOCUMENT.toString())) {
                item.kinds[i] = Kind.DOCUMENT;
            } else if (kind.equals(Kind.QUERY.toString())) {
                item.kinds[i] = Kind.QUERY;
            } else if (kind.equals(Kind.USER.toString())) {

  static bool classof(const AbstractTensorHandle* ptr) {
    return ptr->getKind() == kEager || ptr->getKind() == kTfrt;
  }

 protected:
  explicit ImmediateExecutionTensorHandle(AbstractTensorHandleKind kind)
      : AbstractTensorHandle(kind) {}
  ~ImmediateExecutionTensorHandle() override {}
};

namespace internal {
struct ImmediateExecutionTensorHandleDeleter {
  void operator()(ImmediateExecutionTensorHandle* p) const {

                                    return List.of(new Link() {
                                        @Override
                                        public Kind kind() {
                                            return Kind.AFTER;
                                        }

                                        @Override
                                        public Pointer pointer() {

// GraphContext and vice-versa).
class TracingTensorHandle : public AbstractTensorHandle {
 protected:
  explicit TracingTensorHandle(AbstractTensorHandleKind kind)
      : AbstractTensorHandle(kind) {}

 public:
  // For LLVM style RTTI.
  static bool classof(const AbstractTensorHandle* ptr) {
    return ptr->getKind() == kGraph || ptr->getKind() == kMlir;
  }
};

    }

    /**
     * A link from a phase to another phase, consisting of a type which can be
     * {@link Kind#BEFORE} or {@link Kind#AFTER}, and a {@link Pointer} to
     * another phase.
     */
    interface Link {
        enum Kind {
            BEFORE,
            AFTER
        }

        Kind kind();

        Pointer pointer();
    }

    interface Pointer {
        enum Type {

	if err != nil {
		return nil, err
	}

	betaKinds := sets.New(gvk.KubernetesGateway.Kind, gvk.GatewayClass.Kind, gvk.HTTPRoute.Kind, gvk.ReferenceGrant.Kind)
	for _, r := range res.Items {
		if r.Spec.Group != gvk.KubernetesGateway.Group {
			continue
		}
		if !betaKinds.Contains(r.Spec.Names.Kind) {
			continue
		}

		versions := extractCRDVersions(&r)
		has := "none"
		if len(versions) > 0 {

Just use any kind of model, any kind of class, any kind of database that you need for your application. **FastAPI** has you covered with the dependency injection system.

## Code size

This example might seem verbose. Keep in mind that we are mixing security, data models, utility functions and *path operations* in the same file.