1 /*
2 * Copyright (c) 2019, 2025, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
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 */
289 assertFalse(hc.isEnum());
290 assertFalse(hc.isAnnotation());
291 assertFalse(hc.isInterface());
292 break;
293 case ACC_ABSTRACT|ACC_INTERFACE:
294 assertFalse(hc.isSynthetic());
295 assertFalse(hc.isEnum());
296 assertFalse(hc.isAnnotation());
297 assertTrue(hc.isInterface());
298 break;
299 case ACC_ANNOTATION|ACC_ABSTRACT|ACC_INTERFACE:
300 assertFalse(hc.isSynthetic());
301 assertFalse(hc.isEnum());
302 assertTrue(hc.isAnnotation());
303 assertTrue(hc.isInterface());
304 break;
305 default:
306 throw new IllegalArgumentException("unexpected access flag: " + accessFlags);
307 }
308 assertTrue(hc.isHidden());
309 assertEquals(hc.getModifiers(), ACC_PUBLIC | accessFlags);
310 assertFalse(hc.isLocalClass());
311 assertFalse(hc.isMemberClass());
312 assertFalse(hc.isAnonymousClass());
313 assertFalse(hc.isArray());
314 }
315
316 // These class files can't be defined as hidden classes
317 private static Object[][] cantBeHiddenClasses() {
318 return new Object[][] {
319 // a hidden class can't be a field's declaring type
320 // enum class with static final HiddenEnum[] $VALUES:
321 new Object[] { "HiddenEnum" },
322 // supertype of this class is a hidden class
323 new Object[] { "HiddenSuper" },
324 // a record class whose equals(HiddenRecord, Object) method
325 // refers to a hidden class in the parameter type and fails
326 // verification. Perhaps this method signature should be reconsidered.
327 new Object[] { "HiddenRecord" },
328 };
329 }
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1 /*
2 * Copyright (c) 2019, 2026, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
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 */
289 assertFalse(hc.isEnum());
290 assertFalse(hc.isAnnotation());
291 assertFalse(hc.isInterface());
292 break;
293 case ACC_ABSTRACT|ACC_INTERFACE:
294 assertFalse(hc.isSynthetic());
295 assertFalse(hc.isEnum());
296 assertFalse(hc.isAnnotation());
297 assertTrue(hc.isInterface());
298 break;
299 case ACC_ANNOTATION|ACC_ABSTRACT|ACC_INTERFACE:
300 assertFalse(hc.isSynthetic());
301 assertFalse(hc.isEnum());
302 assertTrue(hc.isAnnotation());
303 assertTrue(hc.isInterface());
304 break;
305 default:
306 throw new IllegalArgumentException("unexpected access flag: " + accessFlags);
307 }
308 assertTrue(hc.isHidden());
309 // ACC_SUPER bit may appear spuriously if preview is enabled
310 assertEquals(hc.getModifiers() & (~ACC_SUPER), (ACC_PUBLIC | accessFlags));
311 assertFalse(hc.isLocalClass());
312 assertFalse(hc.isMemberClass());
313 assertFalse(hc.isAnonymousClass());
314 assertFalse(hc.isArray());
315 }
316
317 // These class files can't be defined as hidden classes
318 private static Object[][] cantBeHiddenClasses() {
319 return new Object[][] {
320 // a hidden class can't be a field's declaring type
321 // enum class with static final HiddenEnum[] $VALUES:
322 new Object[] { "HiddenEnum" },
323 // supertype of this class is a hidden class
324 new Object[] { "HiddenSuper" },
325 // a record class whose equals(HiddenRecord, Object) method
326 // refers to a hidden class in the parameter type and fails
327 // verification. Perhaps this method signature should be reconsidered.
328 new Object[] { "HiddenRecord" },
329 };
330 }
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