Android Application Development Cookbook - Second Edition

Chapter 6. Working with Data

In this chapter, we will cover the following topics:

• Storing simple data
• Read and write a text file to internal storage
• Read and write a text file to external storage
• Including resource files in your project
• Creating and using an SQLite database
• Access data in the background using a Loader

Introduction

Since almost any application, big or small, requires saving some kind of data, Android offers many options. From saving a simple value to creating full databases using SQLite, storage options include the following:

• Shared preferences: simple name/value pairs
• Internal storage: data files in private storage
• External storage: data files in private or public storage
• SQLite database: private data can expose the data through a Content ...