core/src/com/google/inject/internal/InjectorImpl.java
<T> BindingImpl<T> createUninitializedBinding(
      Key<T> key, Scoping scoping, Object source, Errors errors, boolean jitBinding)
      throws ErrorsException {
    Class<?> rawType = key.getTypeLiteral().getRawType();

    ImplementedBy implementedBy = rawType.getAnnotation(ImplementedBy.class);

    // Don't try to inject arrays or enums annotated with @ImplementedBy.
    if (rawType.isArray() || (rawType.isEnum() && implementedBy != null)) {
      throw errors.missingImplementationWithHint(key, this).toException();
    }

    // Handle TypeLiteral<T> by binding the inner type
    if (rawType == TypeLiteral.class) {
      @SuppressWarnings("unchecked") // we have to fudge the inner type as Object
      BindingImpl<T> binding =
          (BindingImpl<T>) createTypeLiteralBinding((Key<TypeLiteral<Object>>) key, errors);
      return binding;
    }

    // Handle @ImplementedBy
    if (implementedBy != null) {
      Annotations.checkForMisplacedScopeAnnotations(rawType, source, errors);
      return createImplementedByBinding(key, scoping, implementedBy, errors);
    }

    // Handle @ProvidedBy.
    ProvidedBy providedBy = rawType.getAnnotation(ProvidedBy.class);
    if (providedBy != null) {
      Annotations.checkForMisplacedScopeAnnotations(rawType, source, errors);
      return createProvidedByBinding(key, scoping, providedBy, errors);
    }

    return ConstructorBindingImpl.create(
        this,
        key,
        null, /* use default constructor */
        source,
        scoping,
        errors,
        jitBinding && options.jitDisabled,
        options.atInjectRequired);
  }
<T> BindingImpl<T> createUninitializedBinding(
      Key<T> key, Scoping scoping, Object source, Errors errors, boolean jitBinding)
      throws ErrorsException {
    Class<?> rawType = key.getTypeLiteral().getRawType();

    ImplementedBy implementedBy = rawType.getAnnotation(ImplementedBy.class);

    // Don't try to inject arrays or enums annotated with @ImplementedBy.
    if (rawType.isArray() || (rawType.isEnum() && implementedBy != null)) {
      throw errors.missingImplementationWithHint(key, this).toException();
    }

    // Handle TypeLiteral<T> by binding the inner type
    if (rawType == TypeLiteral.class) {
      @SuppressWarnings("unchecked") // we have to fudge the inner type as Object
      BindingImpl<T> binding =
          (BindingImpl<T>) createTypeLiteralBinding((Key<TypeLiteral<Object>>) key, errors);
      return binding;
    }

    // Handle @ImplementedBy
    if (implementedBy != null) {
      Annotations.checkForMisplacedScopeAnnotations(rawType, source, errors);
      return createImplementedByBinding(key, scoping, implementedBy, errors);
    }

    // Handle @ProvidedBy.
    ProvidedBy providedBy = rawType.getAnnotation(ProvidedBy.class);
    if (providedBy != null) {
      Annotations.checkForMisplacedScopeAnnotations(rawType, source, errors);
      return createProvidedByBinding(key, scoping, providedBy, errors);
    }

    return ConstructorBindingImpl.create(
        this,
        key,
        null, /* use default constructor */
        source,
        scoping,
        errors,
        jitBinding && options.jitDisabled,
        options.atInjectRequired);
  }
Creates a binding for an injectable type with the given scope. Looks for a scope on the type if
none is specified.