| 提交 | 用户 | 时间 | ||
| 268beb | 1 | package com.jcdm.framework.websocket; |
| W | 2 | |
| 3 | import java.io.IOException; | |
| 4 | import java.util.Collection; | |
| 5 | import java.util.Map; | |
| 6 | import java.util.Set; | |
| 7 | import java.util.concurrent.ConcurrentHashMap; | |
| 8 | import javax.websocket.Session; | |
| 9 | import org.slf4j.Logger; | |
| 10 | import org.slf4j.LoggerFactory; | |
| 11 | ||
| 12 | /** | |
| 13 | * websocket 客户端用户集 | |
| 14 | * | |
| 15 | * @author ruoyi | |
| 16 | */ | |
| 17 | public class WebSocketUsers | |
| 18 | { | |
| 19 | /** | |
| 20 | * WebSocketUsers 日志控制器 | |
| 21 | */ | |
| 22 | private static final Logger LOGGER = LoggerFactory.getLogger(WebSocketUsers.class); | |
| 23 | ||
| 24 | /** | |
| 25 | * 用户集 | |
| 26 | */ | |
| 27 | private static Map<String, Session> USERS = new ConcurrentHashMap<String, Session>(); | |
| 28 | ||
| 29 | /** | |
| 30 | * 存储用户 | |
| 31 | * | |
| 32 | * @param key 唯一键 | |
| 33 | * @param session 用户信息 | |
| 34 | */ | |
| 35 | public static void put(String key, Session session) | |
| 36 | { | |
| 37 | USERS.put(key, session); | |
| 38 | } | |
| 39 | ||
| 40 | /** | |
| 41 | * 移除用户 | |
| 42 | * | |
| 43 | * @param session 用户信息 | |
| 44 | * | |
| 45 | * @return 移除结果 | |
| 46 | */ | |
| 47 | public static boolean remove(Session session) | |
| 48 | { | |
| 49 | String key = null; | |
| 50 | boolean flag = USERS.containsValue(session); | |
| 51 | if (flag) | |
| 52 | { | |
| 53 | Set<Map.Entry<String, Session>> entries = USERS.entrySet(); | |
| 54 | for (Map.Entry<String, Session> entry : entries) | |
| 55 | { | |
| 56 | Session value = entry.getValue(); | |
| 57 | if (value.equals(session)) | |
| 58 | { | |
| 59 | key = entry.getKey(); | |
| 60 | break; | |
| 61 | } | |
| 62 | } | |
| 63 | } | |
| 64 | else | |
| 65 | { | |
| 66 | return true; | |
| 67 | } | |
| 68 | return remove(key); | |
| 69 | } | |
| 70 | ||
| 71 | /** | |
| 72 | * 移出用户 | |
| 73 | * | |
| 74 | * @param key 键 | |
| 75 | */ | |
| 76 | public static boolean remove(String key) | |
| 77 | { | |
| 78 | LOGGER.info("\n 正在移出用户 - {}", key); | |
| 79 | Session remove = USERS.remove(key); | |
| 80 | if (remove != null) | |
| 81 | { | |
| 82 | boolean containsValue = USERS.containsValue(remove); | |
| 83 | LOGGER.info("\n 移出结果 - {}", containsValue ? "失败" : "成功"); | |
| 84 | return containsValue; | |
| 85 | } | |
| 86 | else | |
| 87 | { | |
| 88 | return true; | |
| 89 | } | |
| 90 | } | |
| 91 | ||
| 92 | /** | |
| 93 | * 获取在线用户列表 | |
| 94 | * | |
| 95 | * @return 返回用户集合 | |
| 96 | */ | |
| 97 | public static Map<String, Session> getUsers() | |
| 98 | { | |
| 99 | return USERS; | |
| 100 | } | |
| 101 | ||
| 102 | /** | |
| 103 | * 群发消息文本消息 | |
| 104 | * | |
| 105 | * @param message 消息内容 | |
| 106 | */ | |
| 107 | public static void sendMessageToUsersByText(String message) | |
| 108 | { | |
| 109 | Collection<Session> values = USERS.values(); | |
| 110 | for (Session value : values) | |
| 111 | { | |
| 112 | sendMessageToUserByText(value, message); | |
| 113 | } | |
| 114 | } | |
| 115 | ||
| 116 | /** | |
| 117 | * 发送文本消息 | |
| 118 | * | |
| 119 | * @param userName 自己的用户名 | |
| 120 | * @param message 消息内容 | |
| 121 | */ | |
| 122 | public static void sendMessageToUserByText(Session session, String message) | |
| 123 | { | |
| 124 | if (session != null) | |
| 125 | { | |
| 126 | try | |
| 127 | { | |
| 128 | session.getBasicRemote().sendText(message); | |
| 129 | } | |
| 130 | catch (IOException e) | |
| 131 | { | |
| 132 | LOGGER.error("\n[发送消息异常]", e); | |
| 133 | } | |
| 134 | } | |
| 135 | else | |
| 136 | { | |
| 137 | LOGGER.info("\n[你已离线]"); | |
| 138 | } | |
| 139 | } | |
| 140 | } | |
