Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import android.content.Context;

import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;

import java.io.IOException;
import java.io.InputStreamReader;
import java.io.LineNumberReader;

public class Main {

    public static String getMacAddress(Context context) {
        WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        WifiInfo info = wifi.getConnectionInfo();
        String macAddress = info.getMacAddress().replace(":", "");
        return macAddress == null ? "" : macAddress;
    }

    public static String getMacAddress() {
        String macAddress = null;
        LineNumberReader reader = null;
        try {
            Process pp = Runtime.getRuntime().exec("cat /sys/class/net/wlan0/address");
            InputStreamReader ir = new InputStreamReader(pp.getInputStream());
            reader = new LineNumberReader(ir);
            macAddress = reader.readLine().replace(":", "");
        } catch (IOException ex) {
            ex.printStackTrace();
        } finally {
            try {
                if (reader != null)
                    reader.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return macAddress == null ? "" : macAddress;
    }
}