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1   /*
2    * Copyright 2017 SPF4J.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.spf4j.failsafe;
17  
18  import java.util.function.LongSupplier;
19  
20  /**
21   * @author Zoltan Farkas
22   */
23  public interface RetryDelaySupplier
24          extends LongSupplier {
25  
26    long nextDelay();
27  
28    @Override
29    default long getAsLong() {
30      return nextDelay();
31    }
32  
33  }