8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.internal.misc; 27 28 public interface JavaLangRefAccess { 29 30 /** 31 * Help ReferenceHandler thread process next pending 32 * {@link java.lang.ref.Reference} 33 * 34 * @return {@code true} if there was a pending reference and it 35 * was enqueue-ed or {@code false} if there was no 36 * pending reference 37 */ 38 boolean tryHandlePendingReference(); 39 } | 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.internal.misc; 27 28 import java.lang.ref.Cleaner; 29 30 public interface JavaLangRefAccess { 31 32 /** 33 * Blocks until all Reference(s) that were pending at the time this method 34 * was called have been enqueued. 35 * 36 * @throws InterruptedException if the thread is interrupted while waiting. 37 */ 38 void awaitPendingReferencesEnqueued() throws InterruptedException; 39 40 /** 41 * Processes next Cleanable that has been waiting in the queue maintained 42 * by given {@code cleaner}. 43 * 44 * @return {@code true} if a Cleanable was found in the queue and 45 * was processed or {@code false} if the queue was empty. 46 */ 47 boolean cleanNextEnqueuedCleanable(Cleaner cleaner); 48 } |