Java example source code file (T6531090b.java)

This example Java source code file (T6531090b.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

t6531090b

The T6531090b.java Java example source code

/*
 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 6531090 6711619
 *
 * @summary Cannot access methods/fields of a captured type belonging to an intersection type
 * @author Maurizio Cimadamore
 *
 */
public class T6531090b {

    static class A {
        public void a1() {}
        protected void a2() {}
        void a3() {}
        public A a1;
        protected A a2;
        A a3;
    }
    static class B extends A {
        public void b1() {}
        protected void b2() {}
        void b3() {}
        public B b1;
        protected B b2;
        B b3;
    }
    static interface I{
        void i();
    }
    static interface I1{
        void i1();
    }
    static class E extends B implements I, I1{
        public void i() {}
        public void i1() {}
    }
    static class C<W extends B & I1, T extends W>{
        T t;
        W w;
        C(W w, T t) {
            this.w = w;
            this.t = t;
        }
    }

    public static void main(String... args) {
        C<E,E> c = new C(new E(), new E());
        testMemberMethods(c);
        testMemberFields(c);
    }

    static void testMemberMethods(C<? extends A, ? extends I> arg) {
        arg.t.a1();
        arg.t.a2();
        arg.t.a3();
        arg.t.b1();
        arg.t.b2();
        arg.t.b3();
        arg.t.i1();
        arg.w.a1();
        arg.w.a2();
        arg.w.a3();
        arg.w.b1();
        arg.w.b2();
        arg.w.b3();
        arg.w.i1();
    }

    static void testMemberFields(C<? extends A, ? extends I> arg) {
        A ta; B tb;
        ta = arg.t.a1;
        ta = arg.t.a2;
        ta = arg.t.a3;
        tb = arg.t.b1;
        tb = arg.t.b2;
        tb = arg.t.b3;
        ta = arg.w.a1;
        ta = arg.w.a2;
        ta = arg.w.a3;
        tb = arg.w.b1;
        tb = arg.w.b2;
        tb = arg.w.b3;
    }
}