package com.whyc.webSocket;
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import com.whyc.config.WebSocketConfig;
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import com.whyc.dto.MyFlowMainDTO;
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import com.whyc.dto.Response;
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import com.whyc.pojo.UserInf;
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import com.whyc.pojo.WorkflowMain;
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import com.whyc.service.WorkflowLinkService;
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import com.whyc.service.WorkflowMainService;
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import com.whyc.util.ActionUtil;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.servlet.http.HttpSession;
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import javax.websocket.*;
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import javax.websocket.server.ServerEndpoint;
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import java.util.HashMap;
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import java.util.Map;
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@Component
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@ServerEndpoint(value = "/myFlow", encoders = WebSocketEncoder.class, configurator = WebSocketConfig.class)
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public class MyFlowWebSocket {
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private volatile Thread thread;
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private static final int executeTime = 5000;
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private volatile boolean runFlag = true;
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private volatile Map<String, Thread> threadMap = new HashMap<>();
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private volatile Map<Long, Boolean> threadFlagMap = new HashMap<>();
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private static WorkflowLinkService service;
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private static WorkflowMainService mainService;
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private Session session;
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private HttpSession httpSession;
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@Autowired
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public void setService(WorkflowLinkService service) {
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MyFlowWebSocket.service = service;
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}
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@Autowired
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public void setMainService(WorkflowMainService mainService) {
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MyFlowWebSocket.mainService = mainService;
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}
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@OnOpen
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public void onOpen(Session session, EndpointConfig config) {
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this.session = session;
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this.httpSession = (HttpSession) config.getUserProperties().get("httpSession");
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}
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@OnMessage
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public void onMessage(Session session, String message) {
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MyFlowMainDTO myFlowMain = ActionUtil.getGson().fromJson(message, MyFlowMainDTO.class);
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UserInf user = (UserInf) this.httpSession.getAttribute("user");
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final int uId = user.getUId().intValue();
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//final int uId = 1086;
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thread = new Thread("Thread_myFlow") {
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@Override
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public void run() {
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while (runFlag && !isInterrupted()) {
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Thread thread = currentThread();
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threadFlagMap.put(thread.getId(), true);
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try {
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if (session.isOpen()) {
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Response response = new Response();
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try {
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Map<String, Response> resMap = new HashMap<>();
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Response resInfo = service.getFlowMainByUid(uId, myFlowMain.getType(), myFlowMain.getStatus(), myFlowMain.getPageNum(), myFlowMain.getPageSize());
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resMap.put("info", resInfo);
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Response<Map<Integer, Integer>> ownStatistics = mainService.getOwnStatistics2(uId, myFlowMain.getType());
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resMap.put("statistics", ownStatistics);
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response.set(1,resMap);
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}catch (Exception e){
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response.set(0,"发生异常:"+e.toString());
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}
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//推送信息
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synchronized (session) {
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session.getBasicRemote().sendObject(response);
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}
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threadFlagMap.put(thread.getId(), false);
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}
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sleep(executeTime);
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//} catch (IOException | InterruptedException | EncodeException e) {
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} catch (Exception e) {
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interrupt();
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}
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}
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}
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};
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thread.start();
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threadFlagMap.put(thread.getId(), true);
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//停止老的socket线程
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Thread threadBefore = threadMap.get(session.getId());
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if (threadBefore != null && threadBefore.isAlive()) {
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while (threadFlagMap.get(threadBefore.getId())) {
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}
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threadBefore.interrupt();
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}
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//将线程存储,便于调用定位
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threadMap.put(session.getId(), this.thread);
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}
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@OnClose
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public void onClose(CloseReason closeReason) {
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System.err.println("closeReason = " + closeReason);
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runFlag = false;
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if (thread != null && thread.isAlive()) {
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thread.interrupt();
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}
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threadMap.remove(session.getId());
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}
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@OnError
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public void onError(Throwable error) {
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error.printStackTrace();
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if (thread != null && thread.isAlive()) {
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thread.interrupt();
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}
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threadMap.remove(session.getId());
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}
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}
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