# PrefetchOptions

Artifact: [androidx.browser:browser](https://developer.android.com/jetpack/androidx/releases/browser) [View Source](https://cs.android.com/search?q=file:androidx/browser/customtabs/PrefetchOptions.java+class:androidx.browser.customtabs.PrefetchOptions) Added in [1.9.0](https://developer.android.com/jetpack/androidx/releases/browser#1.9.0)

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```
@ExperimentalPrefetch
class PrefetchOptions
```

<br />

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Composes optional parameters used in `https://developer.android.com/reference/kotlin/androidx/browser/customtabs/CustomTabsSession#prefetch(android.net.Uri,androidx.browser.customtabs.PrefetchOptions)`.

## Summary

| ### Nested types |
|---|
| `@https://developer.android.com/reference/kotlin/androidx/browser/customtabs/ExperimentalPrefetch class https://developer.android.com/reference/kotlin/androidx/browser/customtabs/PrefetchOptions.Builder` Builder class for `https://developer.android.com/reference/kotlin/androidx/browser/customtabs/PrefetchOptions` |

| ### Public properties |
|---|---|
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html` | `https://developer.android.com/reference/kotlin/androidx/browser/customtabs/PrefetchOptions#requiresAnonymousIpWhenCrossOrigin()` Set true to anonymize IP address of the prefetch request when it is cross-origin. |
| `https://developer.android.com/reference/android/net/Uri.html?` | `https://developer.android.com/reference/kotlin/androidx/browser/customtabs/PrefetchOptions#sourceOrigin()` The origin that prefetch is requested from. |

## Public properties

### requiresAnonymousIpWhenCrossOrigin

Added in [1.9.0](https://developer.android.com/jetpack/androidx/releases/browser#1.9.0)

```
val requiresAnonymousIpWhenCrossOrigin: Boolean
```

Set true to anonymize IP address of the prefetch request when it is cross-origin.

### sourceOrigin

Added in [1.9.0](https://developer.android.com/jetpack/androidx/releases/browser#1.9.0)

```
val sourceOrigin: Uri?
```

The origin that prefetch is requested from.