spring SimpUser 源码
spring SimpUser 代码
文件路径：/spring-messaging/src/main/java/org/springframework/messaging/simp/user/SimpUser.java
/*
* Copyright 2002-2020 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
*
* https://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.messaging.simp.user;
import java.security.Principal;
import java.util.Set;
import org.springframework.lang.Nullable;
/**
* Represents a connected user.
*
* @author Rossen Stoyanchev
* @since 4.2
*/
public interface SimpUser {
/**
* The unique user name.
*/
String getName();
/**
* Return the user associated with the session, if available. Typically, the
* user information is available unless the user is connected to a different
* server in a multi-server user registry scenario.
* @since 5.3
*/
@Nullable
Principal getPrincipal();
/**
* Whether the user has any sessions.
*/
boolean hasSessions();
/**
* Look up the session for the given id.
* @param sessionId the session id
* @return the matching session, or {@code null} if none found
*/
@Nullable
SimpSession getSession(String sessionId);
/**
* Return the sessions for the user.
* The returned set is a copy and will never be modified.
* @return a set of session ids, or an empty set if none
*/
Set<SimpSession> getSessions();
}
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