FileSystemService class abstract interface

Abstraction for file system operations Allows different implementations for different platforms (mobile/web) and easy mocking in tests

Platform implementations:

  • PlatformFileSystemService: uses dart:io for mobile
  • WebFileSystemService: uses IndexedDB/LocalStorage for web
Implementers

Properties

hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

deleteFile(String path) Future<void>
Deletes a file at the given path
fileExists(String path) Future<bool>
Checks if a file exists at the given path
getBundledResourcePath(String resourceName) Future<String>
Gets the path to a bundled native resource
getFileSize(String path) Future<int>
Gets the size of a file in bytes
getTargetPath(String filename) Future<String>
Gets the target path for storing a model file with given filename
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
readFile(String path) Future<Uint8List>
Reads data from a file at the given path
registerExternalFile(String filename, String externalPath) Future<void>
Registers an external file path (for FileSource)
toString() String
A string representation of this object.
inherited
writeFile(String path, Uint8List data) Future<void>
Writes data to a file at the given path

Operators

operator ==(Object other) bool
The equality operator.
inherited