本文非原创，方法来自Stack Overflow的大神。
代码如下
public class RootUtil {
public static boolean isDeviceRooted() {
return checkRootMethod1() || checkRootMethod2() || checkRootMethod3();
}
private static boolean checkRootMethod1() {
String buildTags = android.os.Build.TAGS;
return buildTags != null && buildTags.contains("test-keys");
}
private static boolean checkRootMethod2() {
String[] paths = {
"/system/app/Superuser.apk", "/sbin/su", "/system/bin/su", "/system/xbin/su", "/data/local/xbin/su", "/data/local/bin/su", "/system/sd/xbin/su", "/system/bin/failsafe/su", "/data/local/su", "/su/bin/su"
};
for (String path : paths) {
if (new File(path).exists())
return true;
}
return false;
}
private static boolean checkRootMethod3() {
Process process = null; try {
process = Runtime.getRuntime().exec(new String[] {
"/system/xbin/which", "su"
});
BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
if (in.readLine() != null) return true;
return false;
}
catch (Throwable t) {
return false;
} finally {
if (process != null) process.destroy();
}
}
}
