func GetBoolPolicy(d *schema.ResourceData, key string) *types.BoolPolicy {
	v, e := d.GetOkExists(key)
	if e {
		return BoolPolicy(v.(bool))
	}
	return nil
}
func GetBoolPolicy(d *schema.ResourceData, key string) *types.BoolPolicy {
	v, e := d.GetOkExists(key)
	if e {
		return BoolPolicy(v.(bool))
	}
	return nil
}
// GetBoolPolicy reads a ResourceData and returns an appropriate BoolPolicy for
// the state of the definition. nil is returned if it does not exist.