/*
* 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;
}
};
}