import java.lang.reflect.*;

interface Foo {}
interface Bar {}

class FooBar1 implements Foo, Bar {public String toString() { return "FooBar1"; }}
class FooBar2 implements Foo, Bar {public String toString() { return "FooBar2"; }}

class FooBar {
    static <T extends Foo & Bar> T getFooBar1() { return (T) new FooBar1(); }
    static <T extends Foo & Bar> T getFooBar2() { return (T) new FooBar2(); }
    static <T extends Foo & Bar> T getFooBar() {
        return (T)
        Proxy.newProxyInstance(
            Foo.class.getClassLoader(),
            new Class[] { Foo.class, Bar.class },
            new InvocationHandler() {
                public Object invoke(Object proxy, Method method, Object[] args) {
                    return "PROXY!!!";}});
    }

    static <U extends Foo & Bar> void show(U u) { System.out.println(u); }

    public static void main(String[] args) {
        show(getFooBar());
        show(getFooBar1());
        show(getFooBar2());
    }

}