Stay organized with collections
Save and categorize content based on your preferences.
@WebViewCompat.ExperimentalAsyncStartUp
public final class WebViewStartUpConfig
Configuration object for startUpWebView.
This is different from ProcessGlobalConfig. This object defines the configuration for a particular call to startUpWebView.
Summary
Public methods |
@NonNull Executor |
|
@Nullable Set<String> |
Returns the Set of profiles to be loaded during the UI thread blocking parts of WebView startup.
|
boolean |
Whether to run only parts of startup that doesn't block the UI thread.
|
Public methods
shouldRunUiThreadStartUpTasks
public boolean shouldRunUiThreadStartUpTasks()
Whether to run only parts of startup that doesn't block the UI thread.
WebView startup tasks that are required to run on the UI thread are not attempted when startUpWebView is called if set to false.
Defaults to `true`. If not set to `false`, UI thread startup tasks will be run.
Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
Last updated 2025-08-27 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-27 UTC."],[],[],null,["# WebViewStartUpConfig\n====================\n\nArtifact: [androidx.webkit:webkit](/jetpack/androidx/releases/webkit) \n[View Source](https://cs.android.com/search?q=file:androidx/webkit/WebViewStartUpConfig.java+class:androidx.webkit.WebViewStartUpConfig) \nAdded in [1.13.0](/jetpack/androidx/releases/webkit#1.13.0)\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/androidx/webkit/WebViewStartUpConfig \"View this page in Kotlin\") \\|Java\n\n\n```\n@WebViewCompat.ExperimentalAsyncStartUp\npublic final class WebViewStartUpConfig\n```\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nConfiguration object for [startUpWebView](/reference/androidx/webkit/WebViewCompat#startUpWebView(android.content.Context,androidx.webkit.WebViewStartUpConfig,androidx.webkit.WebViewCompat.WebViewStartUpCallback)).\n\nThis is different from [ProcessGlobalConfig](/reference/androidx/webkit/ProcessGlobalConfig). This object defines the configuration for a particular call to [startUpWebView](/reference/androidx/webkit/WebViewCompat#startUpWebView(android.content.Context,androidx.webkit.WebViewStartUpConfig,androidx.webkit.WebViewCompat.WebViewStartUpCallback)).\n\nSummary\n-------\n\n| ### Nested types |\n|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `@`[WebViewCompat.ExperimentalAsyncStartUp](/reference/androidx/webkit/WebViewCompat.ExperimentalAsyncStartUp) `public final class `[WebViewStartUpConfig.Builder](/reference/androidx/webkit/WebViewStartUpConfig.Builder) |\n\n| ### Public methods |\n|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `@`[NonNull](https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html)` `[Executor](https://developer.android.com/reference/java/util/concurrent/Executor.html) | [getBackgroundExecutor](/reference/androidx/webkit/WebViewStartUpConfig#getBackgroundExecutor())`()` |\n| `boolean` | [shouldRunUiThreadStartUpTasks](/reference/androidx/webkit/WebViewStartUpConfig#shouldRunUiThreadStartUpTasks())`()` Whether to run only parts of startup that doesn't block the UI thread. |\n\nPublic methods\n--------------\n\n### getBackgroundExecutor\n\nAdded in [1.13.0](/jetpack/androidx/releases/webkit#1.13.0) \n\n```\npublic @NonNull Executor getBackgroundExecutor()\n``` \n\n### shouldRunUiThreadStartUpTasks\n\nAdded in [1.13.0](/jetpack/androidx/releases/webkit#1.13.0) \n\n```\npublic boolean shouldRunUiThreadStartUpTasks()\n```\n\nWhether to run only parts of startup that doesn't block the UI thread.\n\nWebView startup tasks that are required to run on the UI thread are not attempted when [startUpWebView](/reference/androidx/webkit/WebViewCompat#startUpWebView(android.content.Context,androidx.webkit.WebViewStartUpConfig,androidx.webkit.WebViewCompat.WebViewStartUpCallback)) is called if set to `false`.\n\nDefaults to \\`true\\`. If not set to \\`false\\`, UI thread startup tasks will be run."]]
