问Eclipse -‘`open call hierarchy`得到错误的结果

EN

public class Test {
    public static void foo() {
        Foo.InnerKey key = new Foo.InnerKey();
        getInstance().query(key);
    }

    public static void bar() {
        Bar.InnerKey key = new Bar.InnerKey();
        getInstance().query(key);
    }

    public static MyIF getInstance(){
        // TODO code to get instance
        return null;
    }

}


interface MyIF {
    public void query(Foo.InnerKey key); // Method to open call hierarchy
    public void query(Bar.InnerKey key);
}


class Foo {
    static class InnerKey  {}
}

class Bar {
    static class InnerKey {}
}