1 /* 2 * Copyright 2006-2011 the original author or authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with 5 * the License. You may obtain a copy of the License at 6 * 7 * https://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on 10 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the 11 * specific language governing permissions and limitations under the License. 12 */ 13 14 15 package org.springframework.security.oauth2.client.token; 16 17 import org.springframework.security.core.Authentication; 18 import org.springframework.security.oauth2.client.resource.OAuth2ProtectedResourceDetails; 19 import org.springframework.security.oauth2.common.OAuth2AccessToken; 20 21 /** 22 * @author Dave Syer 23 * 24 */ 25 public interface ClientTokenServices { 26 27 /** 28 * Retrieve the access token for a given resource and user authentication (my be null). 29 * 30 * @param resource the resource to be accessed 31 * @param authentication the current user authentication (or null if there is none) 32 * @return an access token if one has been stored, null otherwise 33 */ 34 OAuth2AccessToken getAccessToken(OAuth2ProtectedResourceDetails resource, Authentication authentication); 35 36 /** 37 * Save or update the access token for this resource and authentication (may be null). 38 * 39 * @param resource the resource to be accessed 40 * @param authentication the current user authentication (or null if there is none) 41 * @param accessToken an access token to be stored 42 */ 43 void saveAccessToken(OAuth2ProtectedResourceDetails resource, Authentication authentication, 44 OAuth2AccessToken accessToken); 45 46 /** 47 * Remove the token (if any) that is stored with the provided resource and authentication. If there is no such token 48 * do nothing. 49 * 50 * @param resource the resource to be accessed 51 * @param authentication the current user authentication (or null if there is none) 52 */ 53 void removeAccessToken(OAuth2ProtectedResourceDetails resource, Authentication authentication); 54 55 }