/* * Copyright 2011-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file is distributed * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either * express or implied. See the License for the specific language governing * permissions and limitations under the License. */ package com.amazonaws.services.stepfunctions.builder.states; import com.amazonaws.services.stepfunctions.builder.internal.Buildable; /** * Interface for different waiting strategies used by {@link WaitState}. * * <p>This interface should not be implemented outside the SDK.</p> */ public interface WaitFor { /** * Builder interface for {@link WaitState} */ interface Builder extends Buildable<WaitFor> { } /** * No-op builder that always returns null. */ Builder NULL_BUILDER = new Builder() { @Override public WaitFor build() { return null; } }; }