Java example source code file (T6665356.java)

This example Java source code file (T6665356.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

inner, object, outer, t6665356

The T6665356.java Java example source code

/*
 * @test /nodynamiccopyright/
 * @author Maurizio Cimadamore
 * @bug     6665356
 * @summary Cast not allowed when both qualifying type and inner class are parameterized
 * @compile/fail/ref=T6665356.out -XDrawDiagnostics T6665356.java
 */

class T6665356 {
    class Outer<S> {
        class Inner<T> {}
    }

    void test1() {
        boolean b;
        b = null instanceof Outer.Inner;
        b = null instanceof Outer<?>.Inner;
        b = null instanceof Outer.Inner<?>;
        b = null instanceof Outer<?>.Inner;
    }

    void test2() {
        boolean b;
        Object o;
        o = (Outer.Inner)null;
        o = (Outer<?>.Inner)null;
        o = (Outer.Inner<?>)null;
        o = (Outer<?>.Inner)null;
    }
}