kotlin-stdlib/kotlin.jvm/Synchronized

Synchronized

@Target(allowedTargets = [AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY_GETTER, AnnotationTarget.PROPERTY_SETTER])
expect annotation class Synchronized(source)

Marks the JVM method generated from the annotated function as synchronized, meaning that the method will be protected from concurrent execution by multiple threads by the monitor of the instance (or, for static methods, the class) on which the method is defined.

Since Kotlin

1.0