Java tutorial
//package com.java2s; import android.content.Context; import android.content.SharedPreferences; import android.content.SharedPreferences.Editor; import com.google.gson.Gson; public class Main { public static Boolean putObject(String preName, Context context, String key, Class<?> clazz, Object obj) { String str = new Gson().toJson(obj, clazz); SharedPreferences pre = context.getSharedPreferences(preName, Context.MODE_PRIVATE); Editor editor = pre.edit(); editor.putString(key, str); return editor.commit(); } public static Boolean putString(String preName, Context context, String key, String value) { SharedPreferences pre = context.getSharedPreferences(preName, Context.MODE_PRIVATE); Editor editor = pre.edit(); editor.putString(key, value); return editor.commit(); } }