公安版本初版

zengh

2021-06-04 c926acaadc3d98fd8ba8926466b842f1edb3aee3

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package org.springblade.jfpt.nettyServer;
 
import io.netty.channel.Channel;
 
import java.util.concurrent.ConcurrentHashMap;
 
public class ChannelMap {
    public static int channelNum=0;
    private static ConcurrentHashMap<String, Channel> channelHashMap=null;//concurrentHashmap以解决多线程冲突
 
    public static ConcurrentHashMap<String, Channel> getChannelHashMap() {
        return channelHashMap;
    }
 
    public static Channel getChannelByName(String name){
        if(channelHashMap==null||channelHashMap.isEmpty()){
            return null;
        }
        return channelHashMap.get(name);
    }
    public static void addChannel(String name, Channel channel){
        if(channelHashMap==null){
            channelHashMap=new ConcurrentHashMap<String, Channel>(10);
        }
        channelHashMap.put(name,channel);
        channelNum++;
    }
    public static int removeChannelByName(String name){
        if(channelHashMap.containsKey(name)){
            channelHashMap.remove(name);
            return 0;
        }else{
            return 1;
        }
    }
}