com.facebook.litho.annotations

Annotation Type OnAttached

public @interface OnAttached

A method annotated with this annotation is called when the component is attached to the ComponentTree.

In a component spec, you can acquire resources in @OnAttached method, and release them in @OnDetached method.

For example: @OnAttached void onAttached( ComponentContext c, @Prop final DataSource dataSource, @State final SourceListener sourceListener) { dataSource.subscribe(sourceListener); }