当我仔细检查时，发现InMemoryTokenStore@H_419_2@使用OAuth2Authentication@H_419_2@的哈希字符串作为serveral的键Map。当我使用相同的用户名，client_id，scope ..时，我得到了key@H_419_2@。因此，这可能会导致一些问题。因此，我认为不赞成使用旧方法。以下是我为避免该问题所做的工作。
创建另一个AuthenticationKeyGenerator@H_419_2@可以计算唯一密钥的密钥，称为UniqueAuthenticationKeyGenerator@H_419_2@
/*
* Copyright 2006-2011 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless @R_301_1117@ by applicable law or agreed to in writing, software distributed under the License 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.
*/
/**
* Basic key generator taking into account the client id, scope, resource ids and username (principal name) if they
* exist.
*
* @author Dave Syer
* @author thanh
*/
public class UniqueAuthenticationKeyGenerator implements AuthenticationKeyGenerator {
private static final String CLIENT_ID = "client_id";
private static final String SCOPE = "scope";
private static final String USERNAME = "username";
private static final String UUID_KEY = "uuid";
public String extractKey(OAuth2Authentication authentication) {
Map<String, String> values = new LinkedHashMap<String, String>();
OAuth2Request authorizationRequest = authentication.getOAuth2Request();
if (!authentication.isClientOnly()) {
values.put(USERNAME, authentication.getName());
}
values.put(CLIENT_ID, authorizationRequest.getClientId());
if (authorizationRequest.getScope() != null) {
values.put(SCOPE, OAuth2Utils.formatParameterList(authorizationRequest.getScope()));
}
Map<String, Serializable> extentions = authorizationRequest.getExtensions();
String uuid = null;
if (extentions == null) {
extentions = new HashMap<String, Serializable>(1);
uuid = UUID.randomUUID().toString();
extentions.put(UUID_KEY, uuid);
} else {
uuid = (String) extentions.get(UUID_KEY);
if (uuid == null) {
uuid = UUID.randomUUID().toString();
extentions.put(UUID_KEY, uuid);
}
}
values.put(UUID_KEY, uuid);
MessageDigest digest;
try {
digest = MessageDigest.getInstance("MD5");
}
catch (NoSuchAlgorithmException e) {
throw new IllegalStateException("MD5 algorithm not available. Fatal (should be in the JDK).");
}
try {
byte[] bytes = digest.digest(values.toString().getBytes("UTF-8"));
return String.format("%032x", new BigInteger(1, bytes));
}
catch (UnsupportedEncodingException e) {
throw new IllegalStateException("UTF-8 encoding not available. Fatal (should be in the JDK).");
}
}
}
@H_419_2@最后，将它们连接起来
<bean id="tokenStore" class="org.springframework.security.oauth2.provider.token.store.JdbcTokenStore">
<constructor-arg ref="jdbcTemplate" />
<property name="authenticationKeyGenerator">
<bean class="your.package.UniqueAuthenticationKeyGenerator" />
</property>
</bean>
@H_419_2@
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