WebViewFeature

public static final String ALGORITHMIC_DARKENING = "ALGORITHMIC_DARKENING"

Feature for isFeatureSupported. This feature covers setAlgorithmicDarkeningAllowed and isAlgorithmicDarkeningAllowed.

public static final String ATTRIBUTION_REGISTRATION_BEHAVIOR = "ATTRIBUTION_REGISTRATION_BEHAVIOR"

Feature for isFeatureSupported. This feature covers setAttributionRegistrationBehaviorgetAttributionRegistrationBehavior

public static final String BACK_FORWARD_CACHE = "BACK_FORWARD_CACHE"

Feature for isFeatureSupported. This feature covers setBackForwardCacheEnabledgetBackForwardCacheEnabled

@WebViewCompat.ExperimentalCacheProvider
public static final String CACHE_PROVIDER = "CACHE_PROVIDER"

Feature for isFeatureSupported. This feature covers setShouldCacheProvider.

public static final String COOKIE_INTERCEPT = "COOKIE_INTERCEPT"

Feature for isFeatureSupported. This feature covers setCookies, as well as setIncludeCookiesOnShouldInterceptRequestEnabled and setIncludeCookiesOnShouldInterceptRequestEnabled.

public static final String CREATE_WEB_MESSAGE_CHANNEL = "CREATE_WEB_MESSAGE_CHANNEL"

Feature for isFeatureSupported. This feature covers createWebMessageChannel.

public static final String DEFAULT_TRAFFICSTATS_TAGGING = "DEFAULT_TRAFFICSTATS_TAGGING"

Feature for isFeatureSupported. This feature covers setDefaultTrafficStatsTag}

public static final String DELETE_BROWSING_DATA = "DELETE_BROWSING_DATA"

Feature for isFeatureSupported. This feature covers deleteBrowsingData, deleteBrowsingData, deleteBrowsingDataForSite, deleteBrowsingDataForSite

public static final String DISABLED_ACTION_MODE_MENU_ITEMS = "DISABLED_ACTION_MODE_MENU_ITEMS"

Feature for isFeatureSupported. This feature covers getDisabledActionModeMenuItems, and setDisabledActionModeMenuItems.

public static final String DOCUMENT_START_SCRIPT = "DOCUMENT_START_SCRIPT"

Feature for isFeatureSupported. This feature covers addDocumentStartJavaScript.

public static final String ENTERPRISE_AUTHENTICATION_APP_LINK_POLICY = "ENTERPRISE_AUTHENTICATION_APP_LINK_POLICY"

Feature for isFeatureSupported. This feature covers setEnterpriseAuthenticationAppLinkPolicyEnabledand getEnterpriseAuthenticationAppLinkPolicyEnabled.

public static final String FORCE_DARK = "FORCE_DARK"

Feature for isFeatureSupported. This feature covers setForceDark and getForceDark.

public static final String FORCE_DARK_STRATEGY = "FORCE_DARK_STRATEGY"

Feature for isFeatureSupported. This feature covers setForceDarkStrategy and getForceDarkStrategy.

public static final String GET_COOKIE_INFO = "GET_COOKIE_INFO"

Feature for isFeatureSupported. This feature covers getCookieInfo.

public static final String GET_VARIATIONS_HEADER = "GET_VARIATIONS_HEADER"

Feature for isFeatureSupported. This feature covers getVariationsHeader.

public static final String GET_WEB_CHROME_CLIENT = "GET_WEB_CHROME_CLIENT"

Feature for isFeatureSupported. This feature covers getWebChromeClient

public static final String GET_WEB_VIEW_CLIENT = "GET_WEB_VIEW_CLIENT"

Feature for isFeatureSupported. This feature covers getWebViewClient

public static final String GET_WEB_VIEW_RENDERER = "GET_WEB_VIEW_RENDERER"

Feature for isFeatureSupported. This feature covers getWebViewRenderProcess

public static final String MULTI_PROCESS = "MULTI_PROCESS"

Feature for isFeatureSupported. This feature covers isMultiProcessEnabled

public static final String MULTI_PROFILE = "MULTI_PROFILE"

Feature for isFeatureSupported. This feature covers getName. getWebStorage. getCookieManager. getGeolocationPermissions. getServiceWorkerController. getProfile. getOrCreateProfile. getAllProfileNames. deleteProfile. getInstance.

public static final String MUTE_AUDIO = "MUTE_AUDIO"

Feature for isFeatureSupported. This feature covers isAudioMutedsetAudioMuted

public static final String NAVIGATION_CALLBACK_BASIC = "WEB_VIEW_NAVIGATION_CLIENT_BASIC_USAGE"

Feature for isFeatureSupported. This feature covers getWebNavigationClient; This feature covers setWebNavigationClient; This feature covers didCommitErrorPage. This feature covers getPage. This feature covers isBack. This feature covers isForward. This feature covers isHistory. This feature covers isRestore. This feature covers isReload. This feature covers wasInitiatedByPage. This feature covers isSameDocument. This feature covers didCommit. This feature covers the initial version of Page.

public static final String OFF_SCREEN_PRERASTER = "OFF_SCREEN_PRERASTER"

Feature for isFeatureSupported. This feature covers getOffscreenPreRaster, and setOffscreenPreRaster.

public static final String ORIGIN_MATCHED_HEADERS = "ORIGIN_MATCHED_HEADERS"

Feature for isFeatureSupported. This feature covers setOriginMatchedHeader, clearOriginMatchedHeader, and clearAllOriginMatchedHeaders.

public static final String PAYMENT_REQUEST = "PAYMENT_REQUEST"

Feature for isFeatureSupported. This feature covers setPaymentRequestEnabled, getPaymentRequestEnabled, setHasEnrolledInstrumentEnabled, and getHasEnrolledInstrumentEnabled,

public static final String POST_WEB_MESSAGE = "POST_WEB_MESSAGE"

Feature for isFeatureSupported. This feature covers postWebMessage.

@WebViewCompat.ExperimentalUrlPrerender
public static final String PRERENDER_WITH_URL = "PRERENDER_URL_V2"

Feature for isFeatureSupported. This feature covers prerenderUrl}

@Profile.ExperimentalUrlPrefetch
public static final String PROFILE_URL_PREFETCH = "PREFETCH_URL_V5"

Feature for isFeatureSupported. This feature covers prefetchUrlAsyncprefetchUrlAsyncclearPrefetchAsync

public static final String PROXY_OVERRIDE = "PROXY_OVERRIDE"

Feature for isFeatureSupported. This feature covers setProxyOverride, clearProxyOverride, and

public static final String PROXY_OVERRIDE_REVERSE_BYPASS = "PROXY_OVERRIDE_REVERSE_BYPASS"

Feature for isFeatureSupported. This feature covers setReverseBypassEnabled

public static final String RECEIVE_HTTP_ERROR = "RECEIVE_HTTP_ERROR"

Feature for isFeatureSupported. This feature covers onReceivedHttpError.

public static final String RECEIVE_WEB_RESOURCE_ERROR = "RECEIVE_WEB_RESOURCE_ERROR"

Feature for isFeatureSupported. This feature covers onReceivedError.

public static final String SAFE_BROWSING_ALLOWLIST = "SAFE_BROWSING_ALLOWLIST"

Feature for isFeatureSupported. This feature covers setSafeBrowsingAllowlist.

public static final String SAFE_BROWSING_ENABLE = "SAFE_BROWSING_ENABLE"

Feature for isFeatureSupported. This feature covers getSafeBrowsingEnabled, and setSafeBrowsingEnabled.

public static final String SAFE_BROWSING_HIT = "SAFE_BROWSING_HIT"

Feature for isFeatureSupported. This feature covers onSafeBrowsingHit.

public static final String SAFE_BROWSING_PRIVACY_POLICY_URL = "SAFE_BROWSING_PRIVACY_POLICY_URL"

Feature for isFeatureSupported. This feature covers getSafeBrowsingPrivacyPolicyUrl.

public static final String SAFE_BROWSING_RESPONSE_BACK_TO_SAFETY = "SAFE_BROWSING_RESPONSE_BACK_TO_SAFETY"

Feature for isFeatureSupported. This feature covers backToSafety.

public static final String SAFE_BROWSING_RESPONSE_PROCEED = "SAFE_BROWSING_RESPONSE_PROCEED"

Feature for isFeatureSupported. This feature covers proceed.

public static final String SAFE_BROWSING_RESPONSE_SHOW_INTERSTITIAL = "SAFE_BROWSING_RESPONSE_SHOW_INTERSTITIAL"

Feature for isFeatureSupported. This feature covers showInterstitial.

public static final String SAFE_BROWSING_WHITELIST = "SAFE_BROWSING_WHITELIST"

Feature for isFeatureSupported. This feature covers setSafeBrowsingWhitelist.

This is functionally equivalent to SAFE_BROWSING_ALLOWLIST: both constants represent the same range of compatibility across Android OS versions and WebView versions.

@WebViewCompat.ExperimentalSaveState
public static final String SAVE_STATE = "SAVE_STATE"

Feature for isFeatureSupported. This feature covers saveState.

public static final String SERVICE_WORKER_BASIC_USAGE = "SERVICE_WORKER_BASIC_USAGE"

Feature for isFeatureSupported. This feature covers getInstance.

public static final String SERVICE_WORKER_BLOCK_NETWORK_LOADS = "SERVICE_WORKER_BLOCK_NETWORK_LOADS"

Feature for isFeatureSupported. This feature covers getBlockNetworkLoads, and setBlockNetworkLoads.

public static final String SERVICE_WORKER_CACHE_MODE = "SERVICE_WORKER_CACHE_MODE"

Feature for isFeatureSupported. This feature covers getCacheMode, and setCacheMode.

public static final String SERVICE_WORKER_CONTENT_ACCESS = "SERVICE_WORKER_CONTENT_ACCESS"

Feature for isFeatureSupported. This feature covers getAllowContentAccess, and setAllowContentAccess.

public static final String SERVICE_WORKER_FILE_ACCESS = "SERVICE_WORKER_FILE_ACCESS"

Feature for isFeatureSupported. This feature covers getAllowFileAccess, and setAllowFileAccess.

public static final String SERVICE_WORKER_SHOULD_INTERCEPT_REQUEST = "SERVICE_WORKER_SHOULD_INTERCEPT_REQUEST"

Feature for isFeatureSupported. This feature covers shouldInterceptRequest.

public static final String SHOULD_OVERRIDE_WITH_REDIRECTS = "SHOULD_OVERRIDE_WITH_REDIRECTS"

Feature for isFeatureSupported. This feature covers shouldOverrideUrlLoading.

public static final String SPECULATIVE_LOADING = "SPECULATIVE_LOADING_STATUS"

Feature for isFeatureSupported. This feature covers setSpeculativeLoadingStatusgetSpeculativeLoadingStatus}

@Profile.ExperimentalUrlPrefetch
public static final String SPECULATIVE_LOADING_CONFIG = "SPECULATIVE_LOADING_CONFIG_V2"

Feature for isFeatureSupported. This feature covers setSpeculativeLoadingConfig

public static final String STARTUP_FEATURE_CONFIGURE_PARTITIONED_COOKIES = "STARTUP_FEATURE_CONFIGURE_PARTITIONED_COOKIES"

Feature for isStartupFeatureSupported. This feature covers setDirectoryBasePaths

public static final String STARTUP_FEATURE_SET_DATA_DIRECTORY_SUFFIX = "STARTUP_FEATURE_SET_DATA_DIRECTORY_SUFFIX"

Feature for isStartupFeatureSupported. This feature covers setDataDirectorySuffix.

public static final String STARTUP_FEATURE_SET_DIRECTORY_BASE_PATHS = "STARTUP_FEATURE_SET_DIRECTORY_BASE_PATHS"

Feature for isStartupFeatureSupported. This feature covers setDirectoryBasePaths

public static final String START_SAFE_BROWSING = "START_SAFE_BROWSING"

Feature for isFeatureSupported. This feature covers startSafeBrowsing.

public static final String TRACING_CONTROLLER_BASIC_USAGE = "TRACING_CONTROLLER_BASIC_USAGE"

Feature for isFeatureSupported. This feature covers getInstance, isTracing, start, stop.

public static final String USER_AGENT_METADATA = "USER_AGENT_METADATA"

Feature for isFeatureSupported. This feature covers getUserAgentMetadata, and setUserAgentMetadata.

public static final String VISUAL_STATE_CALLBACK = "VISUAL_STATE_CALLBACK"

Feature for isFeatureSupported. This feature covers postVisualStateCallback, and onPageCommitVisible.

@Profile.ExperimentalWarmUpRendererProcess
public static final String WARM_UP_RENDERER_PROCESS = "WARM_UP_RENDERER_PROCESS"

Feature for isFeatureSupported. This feature covers warmUpRendererProcess.

public static final String WEBVIEW_MEDIA_INTEGRITY_API_STATUS = "WEBVIEW_MEDIA_INTEGRITY_API_STATUS"

Feature for isFeatureSupported. This feature covers setWebViewMediaIntegrityApiStatusgetWebViewMediaIntegrityApiStatus

public static final String WEB_AUTHENTICATION = "WEB_AUTHENTICATION"

Feature for isFeatureSupported This feature covers setWebAuthenticationSupportgetWebAuthenticationSupport

public static final String WEB_MESSAGE_ARRAY_BUFFER = "WEB_MESSAGE_ARRAY_BUFFER"

Feature for isFeatureSupported. This feature covers postMessage with ArrayBuffer type, postWebMessage with ArrayBuffer type, and postMessage.

public static final String WEB_MESSAGE_CALLBACK_ON_MESSAGE = "WEB_MESSAGE_CALLBACK_ON_MESSAGE"

Feature for isFeatureSupported. This feature covers onMessage.

public static final String WEB_MESSAGE_LISTENER = "WEB_MESSAGE_LISTENER"

Feature for isFeatureSupported. This feature covers addWebMessageListener and removeWebMessageListener.

public static final String WEB_MESSAGE_PORT_CLOSE = "WEB_MESSAGE_PORT_CLOSE"

Feature for isFeatureSupported. This feature covers close.

public static final String WEB_MESSAGE_PORT_POST_MESSAGE = "WEB_MESSAGE_PORT_POST_MESSAGE"

Feature for isFeatureSupported. This feature covers postMessage.

public static final String WEB_MESSAGE_PORT_SET_MESSAGE_CALLBACK = "WEB_MESSAGE_PORT_SET_MESSAGE_CALLBACK"

Feature for isFeatureSupported. This feature covers setWebMessageCallback, and setWebMessageCallback.

public static final String WEB_RESOURCE_ERROR_GET_CODE = "WEB_RESOURCE_ERROR_GET_CODE"

Feature for isFeatureSupported. This feature covers getErrorCode.

public static final String WEB_RESOURCE_ERROR_GET_DESCRIPTION = "WEB_RESOURCE_ERROR_GET_DESCRIPTION"

Feature for isFeatureSupported. This feature covers getDescription.

public static final String WEB_RESOURCE_REQUEST_IS_REDIRECT = "WEB_RESOURCE_REQUEST_IS_REDIRECT"

Feature for isFeatureSupported. This feature covers isRedirect.

public static final String WEB_VIEW_RENDERER_CLIENT_BASIC_USAGE = "WEB_VIEW_RENDERER_CLIENT_BASIC_USAGE"

Feature for isFeatureSupported. This feature covers getWebViewRenderProcessClient, setWebViewRenderProcessClient,

public static final String WEB_VIEW_RENDERER_TERMINATE = "WEB_VIEW_RENDERER_TERMINATE"

Feature for isFeatureSupported. This feature covers terminate

public static boolean isFeatureSupported(@NonNull String feature)

Return whether a feature is supported at run-time. This will check whether a feature is supported, depending on the combination of the desired feature, the Android version of device, and the WebView APK on the device.

Note: This method is different from isStartupFeatureSupported and this method only accepts certain features. Please verify that the correct feature checking method is used for a particular feature.

Note: If this method returns false, it is not safe to invoke the methods requiring the desired feature. Furthermore, if this method returns false for a particular feature, any callback guarded by that feature will not be invoked.

public static boolean isStartupFeatureSupported(
    @NonNull Context context,
    @NonNull String startupFeature
)

Return whether a startup feature is supported at run-time. This will check whether a startup feature is supported, depending on the combination of the desired feature, the Android version of device, and the WebView APK on the device.

Note: This method is different from isFeatureSupported and this method only accepts startup features. Please verify that the correct feature checking method is used for a particular feature.

Note: If this method returns false, it is not safe to invoke the methods requiring the desired feature. Furthermore, if this method returns false for a particular feature, any callback guarded by that feature will not be invoked.