Java tutorial
//package com.java2s; import android.os.Bundle; import android.text.TextUtils; public class Main { public static int getIntByString(Bundle bundle, String key, int def) { if (bundle == null) return def; String str = bundle.getString(key); if (!TextUtils.isEmpty(str)) { try { return Integer.parseInt(str); } catch (NumberFormatException e) { // TODO: handle exception e.printStackTrace(); } } return def; } }