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.io.PrintStream;
30 import java.lang.annotation.Annotation;
31 import java.lang.foreign.MemorySegment;
32 import java.lang.foreign.SymbolLookup;
33 import java.lang.invoke.MethodHandle;
34 import java.lang.invoke.MethodType;
35 import java.lang.module.ModuleDescriptor;
36 import java.lang.reflect.Executable;
37 import java.lang.reflect.Method;
38 import java.net.URI;
39 import java.nio.charset.CharacterCodingException;
40 import java.nio.charset.Charset;
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.ConcurrentHashMap;
46 import java.util.concurrent.Executor;
47 import java.util.concurrent.RejectedExecutionException;
48 import java.util.stream.Stream;
49
50 import jdk.internal.loader.NativeLibraries;
51 import jdk.internal.misc.CarrierThreadLocal;
52 import jdk.internal.module.ServicesCatalog;
53 import jdk.internal.reflect.ConstantPool;
54 import jdk.internal.vm.Continuation;
55 import jdk.internal.vm.ContinuationScope;
608 /**
609 * Re-enables a virtual thread for scheduling. If the thread was parked then
610 * it will be unblocked, otherwise its next attempt to park will not block
611 * @param thread the virtual thread to unpark
612 * @throws IllegalArgumentException if the thread is not a virtual thread
613 * @throws RejectedExecutionException if the scheduler cannot accept a task
614 */
615 void unparkVirtualThread(Thread thread);
616
617 /**
618 * Returns the virtual thread default scheduler.
619 */
620 Executor virtualThreadDefaultScheduler();
621
622 /**
623 * Creates a new StackWalker
624 */
625 StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
626 ContinuationScope contScope,
627 Continuation continuation);
628 /**
629 * Returns '<loader-name>' @<id> if classloader has a name
630 * explicitly set otherwise <qualified-class-name> @<id>
631 */
632 String getLoaderNameID(ClassLoader loader);
633
634 /**
635 * Copy the string bytes to an existing segment, avoiding intermediate copies.
636 */
637 void copyToSegmentRaw(String string, MemorySegment segment, long offset, int srcIndex, int srcLength);
638
639 /**
640 * Are the string bytes compatible with the given charset?
641 */
642 boolean bytesCompatible(String string, Charset charset, int srcIndex, int numChars);
643 }
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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.io.PrintStream;
30 import java.lang.annotation.Annotation;
31 import java.lang.foreign.MemorySegment;
32 import java.lang.foreign.SymbolLookup;
33 import java.lang.invoke.MethodHandle;
34 import java.lang.invoke.MethodType;
35 import java.lang.module.ModuleDescriptor;
36 import java.lang.reflect.ClassFileFormatVersion;
37 import java.lang.reflect.Executable;
38 import java.lang.reflect.Method;
39 import java.net.URI;
40 import java.nio.charset.CharacterCodingException;
41 import java.nio.charset.Charset;
42 import java.security.ProtectionDomain;
43 import java.util.List;
44 import java.util.Map;
45 import java.util.Set;
46 import java.util.concurrent.ConcurrentHashMap;
47 import java.util.concurrent.Executor;
48 import java.util.concurrent.RejectedExecutionException;
49 import java.util.stream.Stream;
50
51 import jdk.internal.loader.NativeLibraries;
52 import jdk.internal.misc.CarrierThreadLocal;
53 import jdk.internal.module.ServicesCatalog;
54 import jdk.internal.reflect.ConstantPool;
55 import jdk.internal.vm.Continuation;
56 import jdk.internal.vm.ContinuationScope;
609 /**
610 * Re-enables a virtual thread for scheduling. If the thread was parked then
611 * it will be unblocked, otherwise its next attempt to park will not block
612 * @param thread the virtual thread to unpark
613 * @throws IllegalArgumentException if the thread is not a virtual thread
614 * @throws RejectedExecutionException if the scheduler cannot accept a task
615 */
616 void unparkVirtualThread(Thread thread);
617
618 /**
619 * Returns the virtual thread default scheduler.
620 */
621 Executor virtualThreadDefaultScheduler();
622
623 /**
624 * Creates a new StackWalker
625 */
626 StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
627 ContinuationScope contScope,
628 Continuation continuation);
629
630 /**
631 * Returns the class file format version of the class.
632 */
633 int classFileFormatVersion(Class<?> klass);
634
635 /**
636 * Returns '<loader-name>' @<id> if classloader has a name
637 * explicitly set otherwise <qualified-class-name> @<id>
638 */
639 String getLoaderNameID(ClassLoader loader);
640
641 /**
642 * Copy the string bytes to an existing segment, avoiding intermediate copies.
643 */
644 void copyToSegmentRaw(String string, MemorySegment segment, long offset, int srcIndex, int srcLength);
645
646 /**
647 * Are the string bytes compatible with the given charset?
648 */
649 boolean bytesCompatible(String string, Charset charset, int srcIndex, int numChars);
650 }
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