Disposable class abstract

Something disposable.

Use disposeObject to mark object as disposed. Use checkObjectDisposed as guard to throw if object was disposed.

Usage:

class Controller extends Disposable {
  @override
  void dispose() {
    // Do with assert or without.
    assert(Disposable.checkObjectDisposed(this));
    // Dispose underlying resources.
    super.dispose();
  }
}

or

class Controller implements Disposable {
  @override
  void dispose() {
    Disposable.checkObjectDisposed();
    // Dispose underlying resources.
    Disposable.disposeObject(this);
  }
}

Constructors

Disposable()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

dispose() → void

Should dispose this using Disposable.disposeObject.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

checkObjectDisposed(Disposable disposable, [String? methodName]) → bool

It throws DisposedException if disposable was disposed.

disposeObject(Disposable disposable) → void

Marks a disposable as disposed.

isDisposed(Disposable disposable) → bool

Whether a disposable is disposed.