# LibraryVariantBuilder

# LibraryVariantBuilder

[View Source](https://cs.android.com/search?q=file:com/android/build/api/variant/LibraryVariantBuilder.kt+class:com.android.build.api.variant.LibraryVariantBuilder)  
Added in 4.2.0  

<br />

```
interface LibraryVariantBuilder : VariantBuilder, HasAndroidTestBuilder, HasUnitTestBuilder, HasTestFixturesBuilder, CanMinifyCodeBuilder
```

<br />

*** ** * ** ***

Model for library components that only contains configuration-time properties that impacts the build flow.

See[ComponentBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentBuilder)and[VariantBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder)for more information.

## Summary

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    ### Inherited functions                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| From[com.android.build.api.variant.VariantBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder) |------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `<T : `[Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)`> `[registerExtension](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#registerExtension(java.lang.Class,kotlin.Any))`(type: `[Class](https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Class.html)`<T>, instance: T)` Registers an extension object to the variant object. | |

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             ### Inherited properties                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| From[com.android.build.api.variant.CanMinifyCodeBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/CanMinifyCodeBuilder) |------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) | [isMinifyEnabled](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/CanMinifyCodeBuilder#isMinifyEnabled()) Specifies whether code will be minified |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| From[com.android.build.api.variant.ComponentBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentBuilder) |------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) | [enable](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentBuilder#enable()) Set to`true`if the variant is active and should be configured, false otherwise. | | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) | [enabled](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentBuilder#enabled()) **This property is deprecated.**Will be removed in 9.0                        |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
| From[com.android.build.api.variant.ComponentIdentity](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentIdentity) |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?`                                                                                                                                                                                                                                                                | [buildType](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentIdentity#buildType()) Build type name.                        | | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?`                                                                                                                                                                                                                                                                | [flavorName](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentIdentity#flavorName()) The multi-flavor name of the variant. | | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)                                                                                                                                                                                                                                                                   | [name](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentIdentity#name()) Component's name.                                 | | [List](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-list/index.html)`<`[Pair](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-pair/index.html)`<`[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`, `[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`>>` | [productFlavors](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/ComponentIdentity#productFlavors()) List of flavor names.         |                                                                                                                                                                            |
| From[com.android.build.api.variant.HasAndroidTestBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasAndroidTestBuilder) |-------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [AndroidTestBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/AndroidTestBuilder) | [androidTest](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasAndroidTestBuilder#androidTest()) Variant's[AndroidTestBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/AndroidTestBuilder)configuration to turn on or off android tests and set other android test related settings. | | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)                                                  | [androidTestEnabled](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasAndroidTestBuilder#androidTestEnabled()) **This property is deprecated.**replaced with enableAndroidTest                                                                                                                                                          | | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)                                                  | [enableAndroidTest](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasAndroidTestBuilder#enableAndroidTest()) **This property is deprecated.**replaced with enableAndroidTest                                                                                                                                                            |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| From[com.android.build.api.variant.HasTestFixturesBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasTestFixturesBuilder) |------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) | [enableTestFixtures](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/HasTestFixturesBuilder#enableTestFixtures()) Set to`true`if the variant's has test fixtures,`false`otherwise. |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| From[com.android.build.api.variant.VariantBuilder](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder) |-------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)  | [enableUnitTest](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#enableUnitTest()) **This property is deprecated.**Will be removed in AGP 9.0.                  | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)`?`       | [maxSdk](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#maxSdk()) Sets the maximum supported SDK Version for this variant.                                     | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)`?`       | [minSdk](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#minSdk()) Sets the minimum supported SDK Version for this variant.                                     | | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` | [minSdkPreview](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#minSdkPreview()) Sets the minimum supported SDK Version for this variant as a Preview codename. | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)          | [renderscriptTargetApi](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#renderscriptTargetApi()) Specifies the bytecode version to be generated.                | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)`?`       | [targetSdk](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#targetSdk()) **This property is deprecated.**Will be removed in v9.0                                | | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` | [targetSdkPreview](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#targetSdkPreview()) **This property is deprecated.**Will be removed in v9.0                  | | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)  | [unitTestEnabled](https://developer.android.com/reference/tools/gradle-api/8.3/com/android/build/api/variant/VariantBuilder#unitTestEnabled()) **This property is deprecated.**Will be removed in AGP 9.0.                | |