# LibraryVariant # LibraryVariant ``` interface LibraryVariant : Variant, GeneratesAar ``` |------------------------------------------------------------------------------------------------------------------------------------------------------------| | [com.android.build.api.variant.LibraryVariant](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/LibraryVariant#) | [Variant](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant)for Library projects ## Summary | ### Inherited functions || |---|---| | From class[Variant](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant) |----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | T? | [getExtension](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#getExtension(java.lang.Class))`(`type:` `[Class](http://docs.oracle.com/javase/8/docs/api/java/lang/Class.html)`)`
Returns an extension object registered via the[VariantBuilder.registerExtension](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/VariantBuilder#registerExtension(java.lang.Class,%20com.android.build.api.variant.VariantBuilder.registerExtension.T))API or null if none were registered under the passed[type](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#com.android.build.api.variant.Variant$getExtension(java.lang.Class((com.android.build.api.variant.Variant.getExtension.T)))/type).
| || | From class[HasAndroidResources](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources) |-------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [ResValue.Key](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ResValue.Key) | [makeResValueKey](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources#makeResValueKey(kotlin.String,%20kotlin.String))`(`type:` `[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`, `name:` `[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`)`
Make a[ResValue.Key](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ResValue.Key)to interact with[resValues](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources#resValues:org.gradle.api.provider.MapProperty)'s[MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.html)
| || | ### Properties || |----------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | abstract[AndroidTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/component/AndroidTest.html#)? | [androidTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/LibraryVariant#androidTest:com.android.build.api.component.AndroidTest) Variant's[AndroidTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/AndroidTest)configuration, or null if android tests are disabled for this variant. | | abstract[Renderscript](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Renderscript)? | [renderscript](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/LibraryVariant#renderscript:com.android.build.api.variant.Renderscript) Variant specific settings for the renderscript compiler. | | ### Inherited properties || |---|---| | From class[GeneratesAar](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/GeneratesAar) |-----------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [AarMetadata](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/AarMetadata) | [aarMetadata](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/GeneratesAar#aarMetadata:com.android.build.api.variant.AarMetadata)
Variant's aar metadata, initialized by merging the corresponding[com.android.build.api.dsl.AarMetadata](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/dsl/AarMetadata.html#)DSL elements.
| || | From class[Variant](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant) |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.html)<[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html),` `[BuildConfigField](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/BuildConfigField)> | [buildConfigFields](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#buildConfigFields:org.gradle.api.provider.MapProperty)
Variant's[BuildConfigField](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/BuildConfigField)which will be generated in the BuildConfig class.
| | [MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.html)<[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html),` `[Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)> | [experimentalProperties](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#experimentalProperties:org.gradle.api.provider.MapProperty)
Additional per variant experimental properties. Initialized from[com.android.build.api.dsl.CommonExtension.experimentalProperties](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/dsl/CommonExtension.html#experimentalProperties:kotlin.collections.MutableMap)
| | [ExternalNativeBuild](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ExternalNativeBuild)? | [externalNativeBuild](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#externalNativeBuild:com.android.build.api.variant.ExternalNativeBuild)
Variant's cmake[ExternalNativeBuild](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ExternalNativeBuild), initialized by merging the product flavor values or null if no cmake external build is configured for this variant.
| | [MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.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)> | [manifestPlaceholders](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#manifestPlaceholders:org.gradle.api.provider.MapProperty)
[MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.html)of the variant's manifest placeholders. Placeholders are organized with a key and a value. The value is a[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)that will be used as is in the merged manifest.
| | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)? | [maxSdkVersion](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#maxSdkVersion:kotlin.Int)
Gets the maximum supported SDK Version for this variant.
| | [AndroidVersion](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/AndroidVersion) | [minSdkVersion](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#minSdkVersion:com.android.build.api.variant.AndroidVersion)
Gets the minimum supported SDK Version for this variant.
| | [Provider](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/Provider.html)<[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)> | [namespace](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#namespace:org.gradle.api.provider.Provider)
The namespace of the generated R and BuildConfig classes. Also, the namespace used to resolve any relative class names that are declared in the AndroidManifest.xml. This value supersedes any value specified by the`package`attribute in the source AndroidManifest.xml, but doing a 'get' on this property will not retrieve the value specified in the AndroidManifest.xml.
| | [Packaging](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Packaging) | [packaging](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#packaging:com.android.build.api.variant.Packaging)
Variant's packagingOptions, initialized by the corresponding global DSL element.
| | [ListProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/ListProperty.html)<[RegularFile](https://docs.gradle.org/current/javadoc/org/gradle/api/file/RegularFile.html)> | [proguardFiles](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#proguardFiles:org.gradle.api.provider.ListProperty)
List of proguard configuration files for this variant. The list is initialized from the corresponding DSL element, and cannot be queried at configuration time. At configuration time, you can only add new elements to the list. This list will be initialized from[com.android.build.api.dsl.VariantDimension#proguardFile](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/LibraryVariant#)for non test related variants and from[com.android.build.api.dsl.VariantDimension.testProguardFiles](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/dsl/VariantDimension.html#testProguardFiles(kotlin.Any))for test related variants.
| | [AndroidVersion](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/AndroidVersion) | [targetSdkVersion](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#targetSdkVersion:com.android.build.api.variant.AndroidVersion)
Gets the target SDK Version for this variant.
| | [UnitTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/component/UnitTest.html#)? | [unitTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/Variant#unitTest:com.android.build.api.component.UnitTest)
Variant's[UnitTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/component/UnitTest.html#), or null if the unit tests for this variant are disabled.
| || | From class[HasAndroidResources](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources) |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Property](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/Property.html)<[Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)> | [pseudoLocalesEnabled](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources#pseudoLocalesEnabled:org.gradle.api.provider.Property)
Variant's is pseudo locales enabled, initialized by the corresponding DSL elements.
| | [MapProperty](https://docs.gradle.org/current/javadoc/org/gradle/api/provider/MapProperty.html)<[ResValue.Key](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ResValue.Key),` `[ResValue](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ResValue)> | [resValues](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/HasAndroidResources#resValues:org.gradle.api.provider.MapProperty)
Variant's[ResValue](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/ResValue)which will be generated.
| || ## Properties ### androidTest ``` abstract val androidTest: AndroidTest? ``` Variant's[AndroidTest](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/variant/AndroidTest)configuration, or null if android tests are disabled for this variant. ### renderscript ``` abstract val renderscript: Renderscript? ``` Variant specific settings for the renderscript compiler. This will return null when[com.android.build.api.dsl.BuildFeatures.renderScript](https://developer.android.com/reference/tools/gradle-api/7.0/com/android/build/api/dsl/BuildFeatures.html#renderScript:kotlin.Boolean)is false.