checkNotNull(wrapperFunction);
    checkArgument(interfaceType.isInterface(), "%s isn't an interface", interfaceType);
    Method[] methods = getMostConcreteMethods(interfaceType);
    AccessibleObject.setAccessible(methods, true);
    for (Method method : methods) {
      // Interfaces can have default methods that aren't abstract.
      // No need to verify them.
      // Can't check isDefault() for Android compatibility.

        if (method.getDeclaringClass().equals(TypeVariableImpl.class)) {
          try {
            method.setAccessible(true);
          } catch (AccessControlException e) {
            // OK: the method is accessible to us anyway. The setAccessible call is only for
            // unusual execution environments where that might not be true.
          }
          builder.put(method.getName(), method);

  }

  private static @Nullable Field getInheritableThreadLocalsField() {
    try {
      Field inheritableThreadLocals = Thread.class.getDeclaredField("inheritableThreadLocals");
      inheritableThreadLocals.setAccessible(true);
      return inheritableThreadLocals;
    } catch (Throwable t) {
      logger.log(
          Level.INFO,
          "Couldn't access Thread.inheritableThreadLocals. Reference finalizer threads will "

     * Set field value with cached accessibility.
     */
    private void setFieldValue(Object bean, Field field, Object value) throws IllegalAccessException {
        if (!field.canAccess(bean)) {
            field.setAccessible(true);
        }
        field.set(bean, value);
    }

    /**
     * Clear all caches. Useful for testing or memory management.
     */
    public static void clearCaches() {

   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(@Nullable Object instance, Method method, int paramIndex) {
    method.setAccessible(true);
    testParameter(instance, invokable(instance, method), paramIndex, method.getDeclaringClass());
  }

  /**
   * Verifies that {@code ctor} produces a {@link NullPointerException} or {@link

                if ("org.eclipse.sisu.inject.LazyBeanEntry"
                        .equals(entry.getClass().getName())) {
                    Field f = entry.getClass().getDeclaredField("binding");
                    f.setAccessible(true);
                    Object b = f.get(entry);
                    return !(b instanceof ProviderInstanceBinding<?> pib)
                            || !(pib.getUserSuppliedProvider() instanceof BridgeProvider<?>);

                if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) {
                    continue;
                }

                try {
                    field.setAccessible(true);
                    Object value = field.get(node);
                    if (value == null) {
                        continue;
                    }

   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(@Nullable Object instance, Method method, int paramIndex) {
    method.setAccessible(true);
    testParameter(instance, invokable(instance, method), paramIndex, method.getDeclaringClass());
  }

  /**
   * Verifies that {@code ctor} produces a {@link NullPointerException} or {@link

            }
        }

        abstract static class CacheField {
            final Field field;

            CacheField(Field field) {
                this.field = field;
                field.setAccessible(true);
            }

            void interpolate(Object target, InterpolateObjectAction interpolateObjectAction) {
                try {
                    doInterpolate(target, interpolateObjectAction);

    ImmutableList.Builder<Invokable<?, ?>> builder = ImmutableList.builder();
    for (Method method : cls.getDeclaredMethods()) {
      Invokable<?, ?> invokable = Invokable.from(method);
      invokable.setAccessible(true);
      if (invokable.isPublic() && invokable.isStatic() && !invokable.isSynthetic()) {
        builder.add(invokable);
      }
    }