18 lines
322 B
Java
18 lines
322 B
Java
package com.youlai.system.service;
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import java.util.Set;
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public interface WebsocketService {
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void addUser(String username);
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void removeUser(String username) ;
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Set<String> getUsers();
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/**
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* 发送消息到前端
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* @param message
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*/
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void sendStringToFrontend(String sender,String message);
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}
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