Java tutorial
//package com.java2s; import java.lang.reflect.Method; public class Main { public static String getSystemProperties(String key) { try { Class osSystem = Class.forName("android.os.SystemProperties"); Method getInvoke = osSystem.getMethod("get", new Class[] { String.class }); return (String) getInvoke.invoke(osSystem, new Object[] { key }); } catch (Exception e1) { e1.printStackTrace(); } return ""; } }