@Override
    public V getValue() {
      synchronized (mutex) {
        return delegate().getValue();
      }
    }

    @Override
    public V setValue(V value) {
      synchronized (mutex) {
        return delegate().setValue(value);
      }
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

    protected void setId(final Object target, final String id) {
        final BeanDesc beanDesc = BeanDescFactory.getBeanDesc(target.getClass());
        final PropertyDesc idProp = beanDesc.getPropertyDesc(ID);
        idProp.setValue(target, id);
    }

    /**
     * Gets the OpenSearch index name.
     *
     * @return The index name.
     */
    public String getIndex() {
        return index;
    }

    /**

                Interpolation nt = new Interpolation(pa, interpolator::interpolate);
                nt.performFor(pa.getName(), "name", pa::setName);
                nt.performFor(pa.getValue(), "value", pa::setValue);
            });
            a.map(Activation::getJdk).ifPresent(ja -> new Interpolation(activation, interpolator::interpolate)
                    .performFor(ja, "jdk", activation::setJdk));
        }

                if (beanDesc.hasPropertyDesc(propertyName)) {
                    final PropertyDesc propertyDesc = beanDesc.getPropertyDesc(propertyName);
                    propertyDesc.setValue(closeableHttpClient, entry.getValue());
                } else {
                    logger.warn("Property not found in HTTP client: propertyName={}, clientClass={}", propertyName,

    }
    return Collections.unmodifiableCollection(collection);
  }

  /**
   * Returns an unmodifiable view of the specified collection of entries. The {@link Entry#setValue}
   * operation throws an {@link UnsupportedOperationException}. If the specified collection is a
   * {@code Set}, the returned collection is also a {@code Set}.
   *

    }
    return Collections.unmodifiableCollection(collection);
  }

  /**
   * Returns an unmodifiable view of the specified collection of entries. The {@link Entry#setValue}
   * operation throws an {@link UnsupportedOperationException}. If the specified collection is a
   * {@code Set}, the returned collection is also a {@code Set}.
   *

  }

  /**
   * Verifies that {@code key} and {@code value} are non-null, and returns a new immutable entry
   * with those values.
   *
   * <p>A call to {@link Entry#setValue} on the returned entry will always throw {@link
   * UnsupportedOperationException}.
   */
  static <K, V> Entry<K, V> entryOf(K key, V value) {
    return new ImmutableMapEntry<>(key, value);
  }

  /**

                if (beanDesc.hasPropertyDesc(propertyName)) {
                    final PropertyDesc propertyDesc = beanDesc.getPropertyDesc(propertyName);
                    propertyDesc.setValue(closeableHttpClient, entry.getValue());
                } else {
                    logger.warn("Property not found in HTTP client: propertyName={}, clientClass={}", propertyName,

  }

  /**
   * Verifies that {@code key} and {@code value} are non-null, and returns a new immutable entry
   * with those values.
   *
   * <p>A call to {@link Entry#setValue} on the returned entry will always throw {@link
   * UnsupportedOperationException}.
   */
  static <K, V> Entry<K, V> entryOf(K key, V value) {
    checkEntryNotNull(key, value);