/**
 * 获取Androoid设备mac地址
 * */
function getMacAddress(){
	  var net = plus.android.importClass("java.net.NetworkInterface")  
	  console.log('mac', net)
	  var wl0 = net.getByName('wlan0')
	  var macByte = wl0.getHardwareAddress()
	  var str = ''  
	  for (var i = 0; i < macByte.length; i++) {  
		    var tmp = "";  
		    var num = macByte[i];  
		    if (num < 0) {        
		        tmp =(255+num+1).toString(16);  
		    } else {  
		        tmp = num.toString(16);  
		    }  
		    if (tmp.length == 1) {  
		        tmp = "0" + tmp;  
		    }  
		    if(i == macByte.length-1){
			      str += tmp; 
		    }else{
			      str = str + tmp + "-"; 
		    }
	  }  
	  console.log('mac', str.toUpperCase())
	  return str.toUpperCase()
}

吾日三省吾身,脚踏实地~