001/* 002 * oauth2-oidc-sdk 003 * 004 * Copyright 2012-2021, Connect2id Ltd and contributors. 005 * 006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use 007 * this file except in compliance with the License. You may obtain a copy of the 008 * License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software distributed 013 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 014 * CONDITIONS OF ANY KIND, either express or implied. See the License for the 015 * specific language governing permissions and limitations under the License. 016 */ 017 018package com.nimbusds.oauth2.sdk.util.singleuse; 019 020 021/** 022 * Single use checker interface. 023 * 024 * @param <C> The object class. 025 */ 026public interface SingleUseChecker<C extends Object> { 027 028 029 /** 030 * Marks the specified object as used. 031 * 032 * @param object The object to mark as used. Must not be {@code null}. 033 * 034 * @throws AlreadyUsedException If the object was already marked as 035 * used. 036 */ 037 void markAsUsed(final C object) 038 throws AlreadyUsedException; 039}