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.access;
27
28 import java.io.InputStream;
29 import java.lang.annotation.Annotation;
30 import java.lang.foreign.MemorySegment;
31 import java.lang.invoke.MethodHandle;
32 import java.lang.invoke.MethodType;
33 import java.lang.module.ModuleDescriptor;
34 import java.lang.reflect.Executable;
35 import java.lang.reflect.Method;
36 import java.net.URI;
37 import java.nio.charset.CharacterCodingException;
38 import java.nio.charset.Charset;
39 import java.security.AccessControlContext;
40 import java.security.ProtectionDomain;
41 import java.util.List;
42 import java.util.Map;
43 import java.util.Set;
44 import java.util.concurrent.Callable;
45 import java.util.concurrent.ConcurrentHashMap;
46 import java.util.concurrent.RejectedExecutionException;
47 import java.util.stream.Stream;
48
49 import jdk.internal.misc.CarrierThreadLocal;
50 import jdk.internal.module.ServicesCatalog;
51 import jdk.internal.reflect.ConstantPool;
52 import jdk.internal.vm.Continuation;
53 import jdk.internal.vm.ContinuationScope;
554 * @param nanos the maximum number of nanoseconds to wait
555 * @throws WrongThreadException if the current thread is not a virtual thread
556 */
557 void parkVirtualThread(long nanos);
558
559 /**
560 * Re-enables a virtual thread for scheduling. If the thread was parked then
561 * it will be unblocked, otherwise its next attempt to park will not block
562 * @param thread the virtual thread to unpark
563 * @throws IllegalArgumentException if the thread is not a virtual thread
564 * @throws RejectedExecutionException if the scheduler cannot accept a task
565 */
566 void unparkVirtualThread(Thread thread);
567
568 /**
569 * Creates a new StackWalker
570 */
571 StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
572 ContinuationScope contScope,
573 Continuation continuation);
574 /**
575 * Returns '<loader-name>' @<id> if classloader has a name
576 * explicitly set otherwise <qualified-class-name> @<id>
577 */
578 String getLoaderNameID(ClassLoader loader);
579
580 /**
581 * Copy the string bytes to an existing segment, avoiding intermediate copies.
582 */
583 void copyToSegmentRaw(String string, MemorySegment segment, long offset);
584
585 /**
586 * Are the string bytes compatible with the given charset?
587 */
588 boolean bytesCompatible(String string, Charset charset);
589 }
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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.access;
27
28 import java.io.InputStream;
29 import java.lang.annotation.Annotation;
30 import java.lang.foreign.MemorySegment;
31 import java.lang.invoke.MethodHandle;
32 import java.lang.invoke.MethodType;
33 import java.lang.module.ModuleDescriptor;
34 import java.lang.reflect.ClassFileFormatVersion;
35 import java.lang.reflect.Executable;
36 import java.lang.reflect.Method;
37 import java.net.URI;
38 import java.nio.charset.CharacterCodingException;
39 import java.nio.charset.Charset;
40 import java.security.AccessControlContext;
41 import java.security.ProtectionDomain;
42 import java.util.List;
43 import java.util.Map;
44 import java.util.Set;
45 import java.util.concurrent.Callable;
46 import java.util.concurrent.ConcurrentHashMap;
47 import java.util.concurrent.RejectedExecutionException;
48 import java.util.stream.Stream;
49
50 import jdk.internal.misc.CarrierThreadLocal;
51 import jdk.internal.module.ServicesCatalog;
52 import jdk.internal.reflect.ConstantPool;
53 import jdk.internal.vm.Continuation;
54 import jdk.internal.vm.ContinuationScope;
555 * @param nanos the maximum number of nanoseconds to wait
556 * @throws WrongThreadException if the current thread is not a virtual thread
557 */
558 void parkVirtualThread(long nanos);
559
560 /**
561 * Re-enables a virtual thread for scheduling. If the thread was parked then
562 * it will be unblocked, otherwise its next attempt to park will not block
563 * @param thread the virtual thread to unpark
564 * @throws IllegalArgumentException if the thread is not a virtual thread
565 * @throws RejectedExecutionException if the scheduler cannot accept a task
566 */
567 void unparkVirtualThread(Thread thread);
568
569 /**
570 * Creates a new StackWalker
571 */
572 StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
573 ContinuationScope contScope,
574 Continuation continuation);
575
576 /**
577 * Returns the class file format version of the class.
578 */
579 int classFileFormatVersion(Class<?> klass);
580
581 /**
582 * Returns '<loader-name>' @<id> if classloader has a name
583 * explicitly set otherwise <qualified-class-name> @<id>
584 */
585 String getLoaderNameID(ClassLoader loader);
586
587 /**
588 * Copy the string bytes to an existing segment, avoiding intermediate copies.
589 */
590 void copyToSegmentRaw(String string, MemorySegment segment, long offset);
591
592 /**
593 * Are the string bytes compatible with the given charset?
594 */
595 boolean bytesCompatible(String string, Charset charset);
596 }
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