ServiceWorkerController

Kotlin |Java

abstract class ServiceWorkerController

kotlin.Any
↳	android.webkit.ServiceWorkerController

Manages Service Workers used by WebView.

Example usage:

ServiceWorkerController swController = ServiceWorkerController.getInstance();
  swController.setServiceWorkerClient(new ServiceWorkerClient() {
    @Override
    public WebResourceResponse shouldInterceptRequest(WebResourceRequest request) {
      // Capture request here and generate response or allow pass-through
      // by returning null.
      return null;
    }
  });

Summary

Public constructors
`ServiceWorkerController()`

Public methods
open static ServiceWorkerController	`getInstance()` Returns the default ServiceWorkerController instance.
abstract ServiceWorkerWebSettings	`getServiceWorkerWebSettings()` Gets the settings for all service workers.
abstract Unit	`setServiceWorkerClient(client: ServiceWorkerClient?)` Sets the client to capture service worker related callbacks.

Public constructors

ServiceWorkerController

Added in API level 24

ServiceWorkerController()

Deprecated: This class should not be constructed by applications, use getInstance() instead to fetch the singleton instance.

Public methods

getInstance

Added in API level 24

open static fun getInstance(): ServiceWorkerController

Returns the default ServiceWorkerController instance. At present there is only one ServiceWorkerController instance for all WebView instances, however this restriction may be relaxed in the future.

Return
`ServiceWorkerController`	the default ServiceWorkerController instance This value cannot be `null`.

getServiceWorkerWebSettings

Added in API level 24

abstract fun getServiceWorkerWebSettings(): ServiceWorkerWebSettings

Gets the settings for all service workers.

Return
`ServiceWorkerWebSettings`	the current ServiceWorkerWebSettings This value cannot be `null`.

setServiceWorkerClient

Added in API level 24

abstract fun setServiceWorkerClient(client: ServiceWorkerClient?): Unit

Sets the client to capture service worker related callbacks. A ServiceWorkerClient should be set before any service workers are active, e.g. a safe place is before any WebView instances are created or pages loaded.

Parameters
`client`	ServiceWorkerClient?: This value may be `null`.