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src/java.base/share/classes/jdk/internal/access/JavaLangAccess.java

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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.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;

592     /**
593      * Re-enables a virtual thread for scheduling. If the thread was parked then
594      * it will be unblocked, otherwise its next attempt to park will not block
595      * @param thread the virtual thread to unpark
596      * @throws IllegalArgumentException if the thread is not a virtual thread
597      * @throws RejectedExecutionException if the scheduler cannot accept a task
598      */
599     void unparkVirtualThread(Thread thread);
600 
601     /**
602      * Returns the virtual thread default scheduler.
603      */
604     Executor virtualThreadDefaultScheduler();
605 
606     /**
607      * Creates a new StackWalker
608      */
609     StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
610                                        ContinuationScope contScope,
611                                        Continuation continuation);






612     /**
613      * Returns '<loader-name>' @<id> if classloader has a name
614      * explicitly set otherwise <qualified-class-name> @<id>
615      */
616     String getLoaderNameID(ClassLoader loader);
617 
618     /**
619      * Copy the string bytes to an existing segment, avoiding intermediate copies.
620      */
621     void copyToSegmentRaw(String string, MemorySegment segment, long offset);
622 
623     /**
624      * Are the string bytes compatible with the given charset?
625      */
626     boolean bytesCompatible(String string, Charset charset);
627 }

 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;

593     /**
594      * Re-enables a virtual thread for scheduling. If the thread was parked then
595      * it will be unblocked, otherwise its next attempt to park will not block
596      * @param thread the virtual thread to unpark
597      * @throws IllegalArgumentException if the thread is not a virtual thread
598      * @throws RejectedExecutionException if the scheduler cannot accept a task
599      */
600     void unparkVirtualThread(Thread thread);
601 
602     /**
603      * Returns the virtual thread default scheduler.
604      */
605     Executor virtualThreadDefaultScheduler();
606 
607     /**
608      * Creates a new StackWalker
609      */
610     StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
611                                        ContinuationScope contScope,
612                                        Continuation continuation);
613 
614     /**
615      * Returns the class file format version of the class.
616      */
617     int classFileFormatVersion(Class<?> klass);
618 
619     /**
620      * Returns '<loader-name>' @<id> if classloader has a name
621      * explicitly set otherwise <qualified-class-name> @<id>
622      */
623     String getLoaderNameID(ClassLoader loader);
624 
625     /**
626      * Copy the string bytes to an existing segment, avoiding intermediate copies.
627      */
628     void copyToSegmentRaw(String string, MemorySegment segment, long offset);
629 
630     /**
631      * Are the string bytes compatible with the given charset?
632      */
633     boolean bytesCompatible(String string, Charset charset);
634 }
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