test/tools/javac/generics/RelaxedArrays.java

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  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5009693
  27  * @summary relaxed rules for array of generic type and varargs.
  28  * @author gafter
  29  *
  30  * @compile -source 1.5 RelaxedArrays.java
  31  * @run main RelaxedArrays
  32  */
  33 
  34 import java.util.ArrayList;
  35 import java.util.List;
  36 
  37 public class RelaxedArrays {
  38     static class StringList extends ArrayList<String> {
  39     }
  40 
  41     static <T> T select(T... tl) {
  42         return tl.length == 0 ? null : tl[tl.length - 1];
  43     }
  44 
  45     public static void main(String[] args) {
  46         List<String>[] a = new StringList[20];
  47         if (select("A", "B", "C") != "C") throw new Error();
  48     }
  49 }


  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5009693
  27  * @summary relaxed rules for array of generic type and varargs.
  28  * @author gafter
  29  *
  30  * @compile  RelaxedArrays.java
  31  * @run main RelaxedArrays
  32  */
  33 
  34 import java.util.ArrayList;
  35 import java.util.List;
  36 
  37 public class RelaxedArrays {
  38     static class StringList extends ArrayList<String> {
  39     }
  40 
  41     static <T> T select(T... tl) {
  42         return tl.length == 0 ? null : tl[tl.length - 1];
  43     }
  44 
  45     public static void main(String[] args) {
  46         List<String>[] a = new StringList[20];
  47         if (select("A", "B", "C") != "C") throw new Error();
  48     }
  49 }