Added in [API level 36](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  
Also in [Ad Services Extensions 14](https://developer.android.com/sdkExtensions)  
Deprecated in [API level 37](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

# Builder

*** ** * ** ***

```
class Builder
```

|---|---|
| [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html) ||
| ↳ | [android.adservices.adselection.PerBuyerConfiguration.Builder](https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#) |

*** ** * ** ***

> [!CAUTION]
> **This class was deprecated in API level 37.**
>
> The Rubidium (Rb) Relevance APIs, including those in android.adservices.adselection, are being deprecated. Relevance APIs have no direct replacement. Developers should stop using them, as calls will be rejected in future Android releases. Please refer to official Privacy Sandbox documentation for deprecation and roadmap details: https://privacysandbox.com/news/update-on-plans-for-privacy-sandbox-technologies/

Builder for `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration` objects.

## Summary

| Public constructors ||
|---|---|
| `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#Builder()()` Creates a new `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#`. |

| Public methods ||
|---|---|
| [PerBuyerConfiguration](https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration) | `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#build()()` Builds a `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration` instance. |
| [PerBuyerConfiguration.Builder](https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#) | `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#setBuyer(android.adservices.common.AdTechIdentifier)(buyer: https://developer.android.com/reference/kotlin/android/adservices/common/AdTechIdentifier.html#)` Sets the buyer for this configuration. |
| [PerBuyerConfiguration.Builder](https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#) | `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#setTargetInputSizeBytes(kotlin.Int)(targetInputSizeB: https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)` Sets the target input size in bytes for this configuration. |

## Public constructors

### Builder

Added in [API level 36](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  
Also in [Ad Services Extensions 14](https://developer.android.com/sdkExtensions)

```
Builder()
```

Creates a new `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#`.

## Public methods

### build

Added in [API level 36](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  
Also in [Ad Services Extensions 14](https://developer.android.com/sdkExtensions)  
Deprecated in [API level 37](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

```
fun build(): PerBuyerConfiguration
```

**Deprecated:** *Deprecated in Java.*

Builds a `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration` instance.

| Return ||
|---|---|
| `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration` | This value cannot be `null`. |

### setBuyer

Added in [API level 36](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  
Also in [Ad Services Extensions 14](https://developer.android.com/sdkExtensions)  
Deprecated in [API level 37](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

```
fun setBuyer(buyer: AdTechIdentifier): PerBuyerConfiguration.Builder
```

**Deprecated:** *Deprecated in Java.*

Sets the buyer for this configuration. See `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration#getBuyer()` for more details.

| Parameters ||
|---|---|
| `buyer` | [AdTechIdentifier](https://developer.android.com/reference/kotlin/android/adservices/common/AdTechIdentifier.html#): This value cannot be `null`. |

| Return ||
|---|---|
| `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#` | This value cannot be `null`. |

### setTargetInputSizeBytes

Added in [API level 36](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  
Also in [Ad Services Extensions 14](https://developer.android.com/sdkExtensions)  
Deprecated in [API level 37](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

```
fun setTargetInputSizeBytes(targetInputSizeB: Int): PerBuyerConfiguration.Builder
```

**Deprecated:** *Deprecated in Java.*

Sets the target input size in bytes for this configuration.

If this is not explicitly set, this buyer will share remaining space after other buyers' target sizes are respected. See `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration#getTargetInputSizeBytes()` for more details.

| Parameters ||
|---|---|
| `targetInputSizeB` | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html): Value is between 0 and `https://developer.android.com/reference/kotlin/java/lang/Integer.html#MAX_VALUE:kotlin.Int` inclusive |

| Return ||
|---|---|
| `https://developer.android.com/reference/kotlin/android/adservices/adselection/PerBuyerConfiguration.Builder#` | This value cannot be `null`. |