Lazy<T> class

A class that caches an object of type T. The cache is populated when the object is first accessed.

Implementers

• LazyList
• LazyMap
• LazySet

Constructors

Lazy.new(ObjectFactory<T> objectFactory)

Constructs a lazy object.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

isUpToDate → bool

Returns true if the cached object has been initialized and is up-to-date.

no setter

objectFactory → ObjectFactory<T>

Callback used to create the cached object.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

call({bool updateCache = false}) → T

Returns the cached object.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

override

updateCache() → void

After calling this function the cached object will be (lazily) re-initialized when it is next accessed.

Operators

operator ==(Object other) → bool

The equality operator.

inherited