7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8046171 27 * @summary Test access to private fields between nestmates and nest-top 28 * using different flavours of named nested types using method handles 29 * @run main TestMethodHandles 30 */ 31 32 import java.lang.invoke.*; 33 import static java.lang.invoke.MethodHandles.*; 34 35 public class TestMethodHandles { 36 37 // Private field of nest-top for nestmates to access 38 private int priv_field; 39 40 // public constructor so we aren't relying on private access 41 public TestMethodHandles() {} 42 43 // Methods that will access private fields of nestmates 44 45 // NOTE: No StaticIface variants as interfaces can't have instance fields 46 47 void access_priv(TestMethodHandles o) throws Throwable { 48 MethodHandle mh = lookup().findGetter(o.getClass(), "priv_field", int.class); 49 this.priv_field = (int) mh.invoke(o); 50 this.priv_field = (int) mh.invokeExact(o); 51 checkBadInvokeG(mh, new StaticNested()); // wrong nestmate 52 checkBadInvokeG(mh, mh); // completely wrong type 53 54 mh = lookup().findSetter(o.getClass(), "priv_field", int.class); 55 mh.invoke(o, 2); 56 mh.invokeExact(o, 3); 57 checkBadInvokeS(mh, new StaticNested()); // wrong nestmate | 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8046171 27 * @summary Test access to private fields between nestmates and nest-host 28 * using different flavours of named nested types using method handles 29 * @run main TestMethodHandles 30 */ 31 32 import java.lang.invoke.*; 33 import static java.lang.invoke.MethodHandles.*; 34 35 public class TestMethodHandles { 36 37 // Private field of nest-host for nestmates to access 38 private int priv_field; 39 40 // public constructor so we aren't relying on private access 41 public TestMethodHandles() {} 42 43 // Methods that will access private fields of nestmates 44 45 // NOTE: No StaticIface variants as interfaces can't have instance fields 46 47 void access_priv(TestMethodHandles o) throws Throwable { 48 MethodHandle mh = lookup().findGetter(o.getClass(), "priv_field", int.class); 49 this.priv_field = (int) mh.invoke(o); 50 this.priv_field = (int) mh.invokeExact(o); 51 checkBadInvokeG(mh, new StaticNested()); // wrong nestmate 52 checkBadInvokeG(mh, mh); // completely wrong type 53 54 mh = lookup().findSetter(o.getClass(), "priv_field", int.class); 55 mh.invoke(o, 2); 56 mh.invokeExact(o, 3); 57 checkBadInvokeS(mh, new StaticNested()); // wrong nestmate |