ZWate 2017-06-15 01:00 采纳率: 0%
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怎么判断无线网络 IP地址静态还是动态

android怎么在代码里面知道当前设备连接的WIFI 是动态连接还是静态链接?

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  • oyljerry 2017-06-15 01:59
    关注
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
    
    
     public String getIpAssignment(){
    
        String myenumvalue="";
        WifiConfiguration wifiConf = null;
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        WifiInfo connectionInfo = wifiManager.getConnectionInfo();
        List<WifiConfiguration> configuredNetworks = wifiManager.getConfiguredNetworks();        
        for (WifiConfiguration conf : configuredNetworks){
            if (conf.networkId == connectionInfo.getNetworkId()){
                wifiConf = conf;
                break;              
            }
        }
        if(wifiConf != null){
    
            try {
                Object Enumer = getDeclaredField(wifiConf, "ipAssignment");
                myenumvalue = Enumer.toString();
            } catch (SecurityException e) {
                e.printStackTrace();
            } catch (IllegalArgumentException e) {
                e.printStackTrace();
            } catch (NoSuchFieldException e) {
                e.printStackTrace();
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            }   
    
    
        }
    
        return myenumvalue;
    }
    

    查看返回值 UNASSIGNED | STATIC | DHCP

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