test/tools/javac/mixedTarget/CompatibleAbstracts1.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 5009712
  27  * @summary 1.4 javac should not accept the Covariant Return Type
  28  * @author gafter
  29  *
  30  * @compile      -source 1.5 CompatibleAbstracts1.java
  31  * @compile      -source 1.5 CompatibleAbstracts2.java
  32  * @compile      -source 1.4 CompatibleAbstracts2.java
  33  * @compile      -source 1.5 CompatibleAbstracts3.java
  34  * @compile/fail -source 1.4 CompatibleAbstracts3.java
  35  * @compile      -source 1.5 CompatibleAbstracts4.java
  36  * @compile/fail -source 1.4 CompatibleAbstracts4.java
  37  * @compile      -source 1.5 CompatibleAbstracts5.java
  38  * @compile/fail -source 1.4 CompatibleAbstracts5.java
  39  */
  40 
  41 interface A {
  42     A f();
  43 }
  44 
  45 interface B extends A {
  46     B f();
  47 }
  48 
  49 interface C {
  50     B f();
  51 }
  52 
  53 interface D {
  54     D f();
  55 }


  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 5009712
  27  * @summary 1.4 javac should not accept the Covariant Return Type
  28  * @author gafter
  29  *
  30  * @compile                  CompatibleAbstracts1.java
  31  * @compile                  CompatibleAbstracts2.java
  32  * @compile      -source 1.4 CompatibleAbstracts2.java
  33  * @compile                  CompatibleAbstracts3.java
  34  * @compile/fail -source 1.4 CompatibleAbstracts3.java
  35  * @compile                  CompatibleAbstracts4.java
  36  * @compile/fail -source 1.4 CompatibleAbstracts4.java
  37  * @compile                  CompatibleAbstracts5.java
  38  * @compile/fail -source 1.4 CompatibleAbstracts5.java
  39  */
  40 
  41 interface A {
  42     A f();
  43 }
  44 
  45 interface B extends A {
  46     B f();
  47 }
  48 
  49 interface C {
  50     B f();
  51 }
  52 
  53 interface D {
  54     D f();
  55 }