Using Android Data and Storage APIs 231


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Working with Application Preferences 231

Creating Private and Shared Preferences 232 Searching and Reading Preferences 232 Adding, Updating, and Deleting Preferences 233 Finding Preferences Data on the Android File System 234

Working with Files and Directories 235 Exploring with the Android Application Directories 235

Working with Other Directories and Files on the Android File System 238 Storing Structured Data Using SQLite Databases 239 Creating a SQLite Database 240 Creating, Updating, and Deleting Database Records 242

Querying SQLite Databases 244 Closing and Deleting a SQLite Database 250 Designing Persistent Databases 250 Binding Data to the Application User Interface 253 Summary 257

References and More Information 258

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