6 * under the terms of the GNU General Public License version 2 only, as
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 package p1;
25
26 class T1 {
27 protected void m() { System.out.println("T1.m");}
28 }
29
30 public class T2 extends T1 {}
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6 * under the terms of the GNU General Public License version 2 only, as
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 package p1;
25
26 import p2.T3;
27
28 import java.lang.invoke.MethodHandle;
29 import java.lang.invoke.MethodHandles;
30 import java.lang.invoke.MethodHandles.Lookup;
31 import java.lang.invoke.MethodType;
32 import java.util.concurrent.Callable;
33
34 class T1 {
35 protected void m1() {}
36 protected static void m2() {}
37 }
38
39 public class T2 extends T1 {
40 public static void main(String[] args) throws Throwable {
41 Lookup LOOKUP = T3.lookup();
42 Class<IllegalAccessException> IAE = IllegalAccessException.class;
43
44 assertFailure(IAE, () -> LOOKUP.findVirtual(T1.class, "m1", MethodType.methodType(void.class)));
45 assertFailure(IAE, () -> LOOKUP.findStatic(T1.class, "m2", MethodType.methodType(void.class)));
46
47 assertSuccess(() -> LOOKUP.findVirtual(T2.class, "m1", MethodType.methodType(void.class)));
48 assertSuccess(() -> LOOKUP.findVirtual(T3.class, "m1", MethodType.methodType(void.class)));
49
50 assertSuccess(() -> LOOKUP.findStatic(T2.class, "m2", MethodType.methodType(void.class)));
51 assertSuccess(() -> LOOKUP.findStatic(T3.class, "m2", MethodType.methodType(void.class)));
52
53 assertFailure(IAE, () -> LOOKUP.unreflect(T1.class.getDeclaredMethod("m1")));
54 assertFailure(IAE, () -> LOOKUP.unreflect(T1.class.getDeclaredMethod("m2")));
55
56 System.out.println("TEST PASSED");
57 }
58
59 public static void assertFailure(Class<? extends Throwable> expectedError, Callable r) {
60 try {
61 r.call();
62 } catch(Throwable e) {
63 if (expectedError.isAssignableFrom(e.getClass())) {
64 return; // expected error
65 } else {
66 throw new Error("Unexpected error type: "+e.getClass()+"; expected type: "+expectedError, e);
67 }
68 }
69 throw new Error("No error");
70 }
71
72 public static void assertSuccess(Callable r) {
73 try {
74 r.call();
75 } catch(Throwable e) {
76 throw new Error("Unexpected error", e);
77 }
78 }
79 }
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