example in java that shows the same case as the go one that does not work (

type_surprise.java

package example;

// see https://gist.github.com/1324357  for go version

public class TypeSurprise {

	public static interface Fooer {
	
	}
	
	public static interface Barer extends Fooer{
	
	}
	
	public void f1(Fooer f) {
	
	}
	
	public void f2(Fooer[] f) {
		
	}
	class X implements Barer {
	
	}
	public void example() {
		Barer[] b = new X[10];
		f2(b);
	}
}