org.springframework.boot.autoconfigure.security.oauth2.resource.FixedPrincipalExtractor Maven / Gradle / Ivy
/*
* Copyright 2012-2016 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 required 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.
*/
package org.springframework.boot.autoconfigure.security.oauth2.resource;
import java.util.Map;
/**
* Default implementation of {@link PrincipalExtractor}. Extracts the principal from the
* map with well known keys.
*
* @author Phillip Webb
* @since 1.4.0
*/
public class FixedPrincipalExtractor implements PrincipalExtractor {
private static final String[] PRINCIPAL_KEYS = new String[] { "user", "username",
"userid", "user_id", "login", "id", "name" };
@Override
public Object extractPrincipal(Map map) {
for (String key : PRINCIPAL_KEYS) {
if (map.containsKey(key)) {
return map.get(key);
}
}
return null;
}
}