Method subtypeOfComponentType

output/java_guava/1.4.19/Types.java:222–239

Returns ? extends X if any of bounds is a subtype of X[]; or null otherwise.

(Type[] bounds)

   */

  @Nullable
  private static Type subtypeOfComponentType(Type[] bounds) {
    for (Type bound : bounds) {
      Type componentType = getComponentType(bound);
      if (componentType != null) {
        // Only the first bound can be a class or array.
        // Bounds after the first can only be interfaces.
        if (componentType instanceof Class) {
          Class<?> componentClass = (Class<?>) componentType;
          if (componentClass.isPrimitive()) {
            return componentClass;
          }
        }
        return subtypeOf(componentType);
      }
    }
    return null;
  }

  private static final class GenericArrayTypeImpl implements GenericArrayType, Serializable {