20200531 代码提交

xiaoyong931011

2020-05-31 56a21dfdd15edaef6b0837dd59b2166801b6d124

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package com.xcong.excoin.netty.common;
 
import com.alibaba.fastjson.JSONObject;
import com.xcong.excoin.netty.bean.ResponseBean;
import io.netty.channel.Channel;
import io.netty.channel.ChannelId;
import io.netty.channel.group.ChannelGroup;
import io.netty.channel.group.DefaultChannelGroup;
import io.netty.util.concurrent.GlobalEventExecutor;
 
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
 
/**
 * @author wzy
 * @email wangdoubleone@gmail.com
 * @date 2019-05-06
 */
public class ChannelManager {
 
    private static final ChannelGroup WEBSOCKET_GROUP = new DefaultChannelGroup(GlobalEventExecutor.INSTANCE);
 
    // 当前连接到服务器的通道(tcp和websocket)
    private static final ConcurrentMap<String, ChannelId> CHANNEL_MAP = new ConcurrentHashMap<>();
 
    public static void addWebSocketChannel(Channel channel) {
        WEBSOCKET_GROUP.add(channel);
        CHANNEL_MAP.put(channel.id().asShortText(), channel.id());
    }
 
    public static void removeWebSocketChannel(Channel channel) {
        WEBSOCKET_GROUP.remove(channel);
        CHANNEL_MAP.remove(channel.id().asShortText());
    }
 
    public static Channel findWebSocketChannel(String id){
        ChannelId channelId = CHANNEL_MAP.get(id);
        return WEBSOCKET_GROUP.find(channelId);
    }
 
    public static ChannelGroup getWebSocketGroup() {
        return WEBSOCKET_GROUP;
    }
 
    public static void send2All(Object object, String type) {
        if (WEBSOCKET_GROUP.size() == 0) {
            return;
        }
        ResponseBean responseBean = ResponseBean.ok(type, null);
        responseBean.putInfo("data", object);
        String msg = JSONObject.toJSONString(responseBean);
        WEBSOCKET_GROUP.writeAndFlush(NettyTools.webSocketBytes(msg));
    }
 
 
}