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plugin_extension_points.md: fix ExtensionPointListener reference

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Yann Cébron 2020-05-19 14:30:20 +02:00
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4
basics/plugin_structure/plugin_extension_points.md
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@ -108,14 +108,14 @@ public class MyExtensionUsingService {
}
}
```
A gutter icon for the `ExtensionPointName` declaration allows navigating to the corresponding `<extensionPoint>` declaration in `plugin.xml`.
## Dynamic Extension Points
To support [Dynamic Plugins](dynamic_plugins.md) (2020.1 and later), an extension point must adhere to specific usage rules:
- extensions are enumerated on every use and extensions instances are not stored anywhere
- alternatively, an `ExtensionPointChangeListener` can perform necessary updates of data structures (register via `ExtensionPointName.addExtensionPointListener()`)
- alternatively, an [`ExtensionPointListener`](upsource:///platform/extensions/src/com/intellij/openapi/extensions/ExtensionPointListener.java) can perform necessary updates of data structures (register via `ExtensionPointName.addExtensionPointListener()`)
Extension points matching these conditions can then be marked as _dynamic_ by adding `dynamic="true"` in their declaration: