SharedPreferences 工具类,本地储存数据

public class SPUtils {

     private static SharedPreferences getSharePreferences(Context context) {

          return context.getSharedPreferences("WINE_BUYER_PREFERENCES", Context.MODE_PRIVATE);

     }

//   储存字符串数据

     public static void setBoolean(Context context, String key, boolean value) { 

          SharedPreferences sharePreferences = getSharePreferences(context); 

          SharedPreferences.Editor edit = sharePreferences.edit();

          edit.putBoolean(key, value); edit.apply();

     }

//   获取布尔值数据

     public static boolean getBoolean(Context context, String key) {

          SharedPreferences preferences = getSharePreferences(context);

          return preferences.getBoolean(key, false);

     }

// 获取字符串数据

     public static void setString(Context context, String key, String value) {

          SharedPreferences sharePreferences = getSharePreferences(context);

          SharedPreferences.Editor edit = sharePreferences.edit();

          edit.putString(key, value); edit.apply();

     }

//   储存布尔值数据

     public static String getString(Context context, String key) {

          SharedPreferences sharePreferences = getSharePreferences(context);

          return sharePreferences.getString(key, "");

     }

}