package com.qianwen.mdc.service;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.stereotype.Component;
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import javax.websocket.*;
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import javax.websocket.server.ServerEndpoint;
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import java.io.IOException;
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import java.util.concurrent.CopyOnWriteArraySet;
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/**
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* @author: tianmingqiang
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* @date: 2019/11/15 11:54
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* @description: MdcWebSocketService
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*/
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@ServerEndpoint("/websocket")
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@Component
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public class MdcWebSocketService {
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@OnOpen
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public void onOpen(Session session) {
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this.session = session;
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webSocketSet.add(this);
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logger.debug("New connection");
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}
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@OnClose
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public void onClose() {
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webSocketSet.remove(this);
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logger.debug("Connection closed");
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}
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@OnMessage
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public void onMessage(String message, Session session) {
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logger.debug("Message from client: {}", message);
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for (MdcWebSocketService item : webSocketSet) {
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try {
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if (item.session == session) {
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continue;
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}
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item.sendMessage(message);
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} catch (IOException e) {
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e.printStackTrace();
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continue;
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}
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}
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}
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@OnError
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public void onError(Session session, Throwable error) {
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logger.debug("Error occur");
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error.printStackTrace();
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}
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public void sendMessage(String message) throws IOException {
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// this.session.getBasicRemote().sendText(message);
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synchronized (session) {
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session.getBasicRemote().sendText(message);
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}
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}
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public static void sendAllMessage(String message) {
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for (MdcWebSocketService item : webSocketSet) {
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try {
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item.sendMessage(message);
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} catch (IOException e) {
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e.printStackTrace();
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continue;
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}
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}
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}
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public static CopyOnWriteArraySet<MdcWebSocketService> getWebSocketSet() {
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return webSocketSet;
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}
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private static CopyOnWriteArraySet<MdcWebSocketService> webSocketSet = new CopyOnWriteArraySet<>();
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private Session session;
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private static final Logger logger = LoggerFactory.getLogger(MdcWebSocketService.class);
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}
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