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- package jnpf.message.util;
- import cn.dev33.satoken.stp.StpUtil;
- import com.alibaba.fastjson.JSONObject;
- import jnpf.consts.AuthConsts;
- import jnpf.util.UserProvider;
- import lombok.extern.slf4j.Slf4j;
- import org.springframework.util.ObjectUtils;
- import jakarta.websocket.Session;
- import java.util.ArrayList;
- import java.util.Arrays;
- import java.util.List;
- import java.util.Objects;
- import java.util.stream.Collectors;
- import static jnpf.consts.AuthConsts.TOKEN_PREFIX;
- /**
- *
- * @author JNPF开发平台组
- * @version V3.1.0
- * @copyright 引迈信息技术有限公司
- * @date 2021/3/16 10:51
- */
- @Slf4j
- public class OnlineUserProvider {
- /**
- * 在线用户
- */
- private static final List<OnlineUserModel> onlineUserList = new ArrayList<>();
- public static List<OnlineUserModel> getOnlineUserList() {
- return OnlineUserProvider.onlineUserList;
- }
- public static void addModel(OnlineUserModel model){
- synchronized (onlineUserList) {
- OnlineUserProvider.onlineUserList.add(model);
- }
- }
- public static void removeModel(OnlineUserModel onlineUserModel){
- synchronized (onlineUserList) {
- onlineUserList.remove(onlineUserModel);
- }
- }
- // =================== Websocket相关操作 ===================
- /**
- * 根据Token精准推送Websocket 登出消息
- * @param token
- */
- public static void removeWebSocketByToken(String... token) {
- List<String> tokens = Arrays.stream(token).map(t -> t.contains(AuthConsts.TOKEN_PREFIX) ? t : TOKEN_PREFIX + " " + t).collect(Collectors.toList());
- //清除websocket登录状态
- List<OnlineUserModel> users = OnlineUserProvider.getOnlineUserList().stream().filter(t -> tokens.contains(t.getToken())).collect(Collectors.toList());
- if (!ObjectUtils.isEmpty(users)) {
- for (OnlineUserModel user : users) {
- OnlineUserProvider.logoutWS(user, null);
- //先移除对象, 并推送下线信息, 避免网络原因导致就用户未断开 新用户连不上WebSocket
- OnlineUserProvider.removeModel(user);
- //通知所有在线,有用户离线
- //功能已删除
- // for (OnlineUserModel item : OnlineUserProvider.getOnlineUserList().stream().filter(t -> !Objects.equals(user.getUserId(), t.getUserId()) && Objects.equals(user.getTenantId(),t.getTenantId())).collect(Collectors.toList())) {
- // if (!item.getUserId().equals(user.getUserId())) {
- // JSONObject obj = new JSONObject();
- // obj.put("method", "Offline");
- // //推送给前端
- // OnlineUserProvider.sendMessage(item, obj);
- //
- // }
- // }
- }
- }
- }
- /**
- * 根据用户ID 推送全部Websocket 登出消息
- * @param userId
- */
- public static void removeWebSocketByUser(String userId) {
- List<String> tokens = StpUtil.getTokenValueListByLoginId(UserProvider.splicingLoginId(userId));
- removeWebSocketByToken(tokens.toArray(new String[tokens.size()]));
- }
- /**
- * 发送用户退出消息
- * @param session
- */
- public static void logoutWS(OnlineUserModel onlineUserModel, Session session) {
- JSONObject obj = new JSONObject();
- obj.put("method", "logout");
- obj.put("token", onlineUserModel.getToken());
- if(onlineUserModel != null) {
- sendMessage(onlineUserModel, obj);
- }else{
- sendMessage(session, obj);
- }
- }
- /**
- * 发送关闭WebSocket消息, 前端不在重连
- * @param session
- */
- public static void closeFrontWs(OnlineUserModel onlineUserModel, Session session) {
- JSONObject obj = new JSONObject();
- obj.put("method", "closeSocket");
- if(onlineUserModel != null) {
- sendMessage(onlineUserModel, obj);
- }else{
- sendMessage(session, obj);
- }
- }
- public static void sendMessage(OnlineUserModel onlineUserModel, Object message){
- Session session = onlineUserModel.getWebSocket();
- synchronized (session) {
- try {
- if (session.isOpen()) {
- session.getAsyncRemote().sendText(JSONObject.toJSONString(message));
- }else{
- log.debug("WS未打开: {}, {}, {}, {}, {}", onlineUserModel.getTenantId(), session.getId(), onlineUserModel.getUserId(), onlineUserModel.getToken(), message);
- try{
- session.close();
- }catch (Exception ee){
- }
- finally {
- OnlineUserProvider.removeModel(onlineUserModel);
- }
- }
- }catch (Exception e){
- log.debug(String.format("WS消息发送失败: %s, %s, %s, %s, %s", onlineUserModel.getTenantId(), session.getId(), onlineUserModel.getUserId(), onlineUserModel.getToken(), message), e);
- }
- }
- }
- public static void sendMessage(Session session, Object message){
- OnlineUserModel onlineUserModel = OnlineUserProvider.getOnlineUserList().stream().filter(t -> t.getConnectionId().equals(session.getId())).findFirst().orElse(null);
- if(onlineUserModel == null){
- onlineUserModel = new OnlineUserModel();
- onlineUserModel.setWebSocket(session);
- }
- synchronized (session) {
- sendMessage(onlineUserModel, message);
- }
- }
- }
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