InMemoryFileSystem class final

A virtual file system implementation that stores all files in memory.

This file system is commonly used on the web as a buffer in front of asynchronous storage APIs like IndexedDb. It can also serve as an example on how to write custom file systems to be used with sqlite3.

Inheritance

• Object
• VirtualFileSystem
• BaseVirtualFileSystem
• InMemoryFileSystem

Constructors

InMemoryFileSystem({String name = 'dart-memory', Random? random})

Properties

fileData → Map<String, Uint8Buffer?>

final

hashCode → int

The hash code for this object.

no setter, inherited

name → String

The name of this virtual file system.

final, inherited

random → Random

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

xAccess(String path, int flags) → int

Check whether a file can be accessed.

override

xCurrentTime() → DateTime

Returns the current time.

inherited

xDelete(String path, int syncDir) → void

Delete a file.

override

xFullPathName(String path) → String

Resolves a path name supplied by the user into a path that can be used by the other methods of this VFS.

override

xOpen(Sqlite3Filename path, int flags) → XOpenResult

Opens a file, returning supported flags and a file instance.

override

xRandomness(Uint8List target) → void

Fill the target with random bytes.

inherited

xSleep(Duration duration) → void

Sleeps for the passed duration.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited