code: @Override
      public DescribeLifecycleHookTypesResult describeLifecycleHookTypes(DescribeLifecycleHookTypesRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeLifecycleHookTypes(request);
      }
docs: <p>
  Describes the available types of lifecycle hooks.
  </p>
  <p>
  The following hook types are supported:
  </p>
  <ul>
  <li>
  <p>
  autoscaling:EC2_INSTANCE_LAUNCHING
  </p>
  </li>
  <li>
  <p>
  autoscaling:EC2_INSTANCE_TERMINATING
  </p>
  </li>
  </ul>
  
  @param describeLifecycleHookTypesRequest
  @return Result of the DescribeLifecycleHookTypes operation returned by the service.
  @throws ResourceContentionException
  You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling
  group, instance, or load balancer).
  @sample AmazonAutoScaling.DescribeLifecycleHookTypes
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/autoscaling-2011-01-01/DescribeLifecycleHookTypes"
  target="_top">AWS API Documentation</a>