< prev index next >

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

Print this page

 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;

569     /**
570      * Re-enables a virtual thread for scheduling. If the thread was parked then
571      * it will be unblocked, otherwise its next attempt to park will not block
572      * @param thread the virtual thread to unpark
573      * @throws IllegalArgumentException if the thread is not a virtual thread
574      * @throws RejectedExecutionException if the scheduler cannot accept a task
575      */
576     void unparkVirtualThread(Thread thread);
577 
578     /**
579      * Returns the virtual thread default scheduler.
580      */
581     Executor virtualThreadDefaultScheduler();
582 
583     /**
584      * Creates a new StackWalker
585      */
586     StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
587                                        ContinuationScope contScope,
588                                        Continuation continuation);






589     /**
590      * Returns '<loader-name>' @<id> if classloader has a name
591      * explicitly set otherwise <qualified-class-name> @<id>
592      */
593     String getLoaderNameID(ClassLoader loader);
594 
595     /**
596      * Copy the string bytes to an existing segment, avoiding intermediate copies.
597      */
598     void copyToSegmentRaw(String string, MemorySegment segment, long offset);
599 
600     /**
601      * Are the string bytes compatible with the given charset?
602      */
603     boolean bytesCompatible(String string, Charset charset);
604 }

 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;

570     /**
571      * Re-enables a virtual thread for scheduling. If the thread was parked then
572      * it will be unblocked, otherwise its next attempt to park will not block
573      * @param thread the virtual thread to unpark
574      * @throws IllegalArgumentException if the thread is not a virtual thread
575      * @throws RejectedExecutionException if the scheduler cannot accept a task
576      */
577     void unparkVirtualThread(Thread thread);
578 
579     /**
580      * Returns the virtual thread default scheduler.
581      */
582     Executor virtualThreadDefaultScheduler();
583 
584     /**
585      * Creates a new StackWalker
586      */
587     StackWalker newStackWalkerInstance(Set<StackWalker.Option> options,
588                                        ContinuationScope contScope,
589                                        Continuation continuation);
590 
591     /**
592      * Returns the class file format version of the class.
593      */
594     int classFileFormatVersion(Class<?> klass);
595 
596     /**
597      * Returns '<loader-name>' @<id> if classloader has a name
598      * explicitly set otherwise <qualified-class-name> @<id>
599      */
600     String getLoaderNameID(ClassLoader loader);
601 
602     /**
603      * Copy the string bytes to an existing segment, avoiding intermediate copies.
604      */
605     void copyToSegmentRaw(String string, MemorySegment segment, long offset);
606 
607     /**
608      * Are the string bytes compatible with the given charset?
609      */
610     boolean bytesCompatible(String string, Charset charset);
611 }
< prev index next >