Android代码-“记住”数据

Remember An in-memory data store backed by shared preferences, for Android. This is a key-value store with some nice properties: Speed. Everything is loaded into memory so reads can happen on the UI thread. Writes and deletes happen asynchronously (with callbacks). Every public method is safe to call from the UI thread. Durability. Writes get persisted to disk, so that this store maintains state even if the app closes or is killed. Consistency. Doing a write followed by a read should retur