public class GenericsConstructor {
    class Test {
        <T> Test(T param) {}

        <T1, T2 extends T1> Test(T1 p1, T2 p2) {}
    }

    void call() {
        new Test("Ha!");
        new <String>Test("Ha!");
        new Test(new Object());

        // new <String, String>Test("Hi", "Ho");
    }
}