test/tools/javac/generics/PrimitiveVariant.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 4471667
  27  * @summary compiler allows overriding with different primitive return type
  28  * @author gafter
  29  *
  30  * @compile/fail -source 1.5 PrimitiveVariant.java
  31  */
  32 
  33 package test.tools.javac.generics.PrimitiveVariant;
  34 
  35 interface I {
  36     double m();
  37 }
  38 
  39 abstract class J {
  40     int m() { return 2; }
  41 }
  42 
  43 class Main extends J implements I {
  44     public short m() { return 1; }
  45 }


  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 4471667
  27  * @summary compiler allows overriding with different primitive return type
  28  * @author gafter
  29  *
  30  * @compile/fail  PrimitiveVariant.java
  31  */
  32 
  33 package test.tools.javac.generics.PrimitiveVariant;
  34 
  35 interface I {
  36     double m();
  37 }
  38 
  39 abstract class J {
  40     int m() { return 2; }
  41 }
  42 
  43 class Main extends J implements I {
  44     public short m() { return 1; }
  45 }