JAVA

kotlin static method

class Foo {
  companion object {
     fun a() : Int = 1
  }
}

Foo.a()

calling java static method in kotlin

//Java class
public class Foo {
  //static Method
    public static void printFoo() {
        System.out.println("foo");
    }
}

// calling Java static method in Kotlin
fun main(args: Array<String>) {
    Foo.printFoo()
}