init

cy

2022-06-21 129904537f66509f97b285e7eb4f42b3dc349dd0

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package cn.ksource.core.util;
 
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
import java.lang.Object;
 
public class InetAddrUtil {
    
    @SuppressWarnings("rawtypes")
    public List<Map> getIpAddrList(){
        List<Map> list = new ArrayList<Map>();
        try {
            Enumeration<NetworkInterface> enumNet = NetworkInterface.getNetworkInterfaces();
            while(enumNet.hasMoreElements()){
                NetworkInterface networkInterface = enumNet.nextElement();
                if(networkInterface.isLoopback()||networkInterface.isVirtual()){
                    continue;
                }else if(networkInterface.isUp()){
                    byte[] macbyte = networkInterface.getHardwareAddress();
                    if(macbyte!=null){
                        Map<String,Object> mac = new HashMap<String, Object>();
                        Enumeration<InetAddress> enumNetAddr = networkInterface.getInetAddresses();
                        StringBuffer sb = new StringBuffer();
                        for(int i=0;i<macbyte.length;i++){
                            sb.append(String.format("%02X%s", macbyte[i],(i<macbyte.length-1)?"-":""));
                        }
                        if(sb.length()>0){
                            mac.put("mac",sb.toString());
                            List<String> iplist = new ArrayList<String>();
                            while(enumNetAddr.hasMoreElements()){
                                InetAddress netaddress = enumNetAddr.nextElement();
                                iplist.add(enumNetAddr.nextElement().getHostAddress());
                            }
                            mac.put("ips",iplist);
                        }
                        list.add(mac);
                    }
                }
            }
        } catch (SocketException e) {
            e.printStackTrace();
        }
        return list;
    }
    
    public String getLocIp() throws Exception{
        String ip = "";
        InetAddress ia = InetAddress.getLocalHost();
        ip = ia.getHostAddress();
        return ip;
    }
    
    
    public String getLocalMacByIp(InetAddress ia) throws SocketException {
        // TODO Auto-generated method stub
        // 获取网卡，获取地址
        byte[] mac = NetworkInterface.getByInetAddress(ia).getHardwareAddress();
        //System.out.println("mac数组长度：" + mac.length);
        StringBuffer sb = new StringBuffer("");
        for (int i = 0; i < mac.length; i++) {
            if (i != 0) {
                sb.append("-");
            }
            // 字节转换为整数
            int temp = mac[i] & 0xff;
            String str = Integer.toHexString(temp);
            //System.out.println("每8位:" + str);
            if (str.length() == 1) {
                sb.append("0" + str);
            } else {
                sb.append(str);
            }
        }
        return sb.toString().toUpperCase();
 
    }
    
    
}