https://developer.android.com/reference/java/lang/reflect/WildcardType?authuser=19
WildcardType | API reference | Android Developers
api referenceandroiddevelopers
https://docs.oracle.com/javase/jp/21/docs/api/java.compiler/javax/lang/model/type/WildcardType.html
WildcardType (Java SE 21 & JDK 21)
declaration: module: java.compiler, package: javax.lang.model.type, interface: WildcardType
java sejdk