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src/java.base/share/classes/jdk/internal/misc/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.misc;
  27 
  28 import java.io.IOException;
  29 import java.lang.annotation.Annotation;
  30 import java.lang.reflect.Executable;
  31 import java.lang.reflect.Layer;
  32 import java.lang.reflect.Module;
  33 import java.net.URL;
  34 import java.security.AccessControlContext;
  35 import java.util.Map;

  36 import java.util.stream.Stream;
  37 
  38 import jdk.internal.module.ServicesCatalog;
  39 import sun.reflect.ConstantPool;
  40 import sun.reflect.annotation.AnnotationType;
  41 import sun.nio.ch.Interruptible;
  42 
  43 public interface JavaLangAccess {
  44     /** Return the constant pool for a class. */
  45     ConstantPool getConstantPool(Class<?> klass);
  46 
  47     /**
  48      * Compare-And-Swap the AnnotationType instance corresponding to this class.
  49      * (This method only applies to annotation types.)
  50      */
  51     boolean casAnnotationType(Class<?> klass, AnnotationType oldType, AnnotationType newType);
  52 
  53     /**
  54      * Get the AnnotationType instance corresponding to this class.
  55      * (This method only applies to annotation types.)


 127     /**
 128      * Invokes the finalize method of the given object.
 129      */
 130     void invokeFinalize(Object o) throws Throwable;
 131 
 132     /**
 133      * Returns the boot Layer
 134      */
 135     Layer getBootLayer();
 136 
 137     /**
 138      * Returns the ServicesCatalog for the given class loader.
 139      */
 140     ServicesCatalog getServicesCatalog(ClassLoader cl);
 141 
 142     /**
 143      * Returns the ServicesCatalog for the given class loader, creating it
 144      * if doesn't already exist.
 145      */
 146     ServicesCatalog createOrGetServicesCatalog(ClassLoader cl);






 147 
 148     /**
 149      * Returns a class loaded by the bootstrap class loader.
 150      */
 151     Class<?> findBootstrapClassOrNull(ClassLoader cl, String name);
 152 
 153     /**
 154      * Returns a URL to a resource with the given name in a module that is
 155      * defined to the given class loader.
 156      */
 157     URL findResource(ClassLoader cl, String moduleName, String name) throws IOException;
 158 
 159     /**
 160      * Returns the Packages for the given class loader.
 161      */
 162     Stream<Package> packages(ClassLoader cl);
 163 
 164     /**
 165      * Define a Package of the given name and module by the given class loader.
 166      */


  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.io.IOException;
  29 import java.lang.annotation.Annotation;
  30 import java.lang.reflect.Executable;
  31 import java.lang.reflect.Layer;
  32 import java.lang.reflect.Module;
  33 import java.net.URL;
  34 import java.security.AccessControlContext;
  35 import java.util.Map;
  36 import java.util.concurrent.ConcurrentHashMap;
  37 import java.util.stream.Stream;
  38 
  39 import jdk.internal.module.ServicesCatalog;
  40 import sun.reflect.ConstantPool;
  41 import sun.reflect.annotation.AnnotationType;
  42 import sun.nio.ch.Interruptible;
  43 
  44 public interface JavaLangAccess {
  45     /** Return the constant pool for a class. */
  46     ConstantPool getConstantPool(Class<?> klass);
  47 
  48     /**
  49      * Compare-And-Swap the AnnotationType instance corresponding to this class.
  50      * (This method only applies to annotation types.)
  51      */
  52     boolean casAnnotationType(Class<?> klass, AnnotationType oldType, AnnotationType newType);
  53 
  54     /**
  55      * Get the AnnotationType instance corresponding to this class.
  56      * (This method only applies to annotation types.)


 128     /**
 129      * Invokes the finalize method of the given object.
 130      */
 131     void invokeFinalize(Object o) throws Throwable;
 132 
 133     /**
 134      * Returns the boot Layer
 135      */
 136     Layer getBootLayer();
 137 
 138     /**
 139      * Returns the ServicesCatalog for the given class loader.
 140      */
 141     ServicesCatalog getServicesCatalog(ClassLoader cl);
 142 
 143     /**
 144      * Returns the ServicesCatalog for the given class loader, creating it
 145      * if doesn't already exist.
 146      */
 147     ServicesCatalog createOrGetServicesCatalog(ClassLoader cl);
 148 
 149     /**
 150      * Returns the ConcurrentHashMap used as a storage for ClassLoaderValue(s)
 151      * associated with the given class loader, creating it if it doesn't already exist.
 152      */
 153     ConcurrentHashMap<?, ?> createOrGetClassLoaderValueMap(ClassLoader cl);
 154 
 155     /**
 156      * Returns a class loaded by the bootstrap class loader.
 157      */
 158     Class<?> findBootstrapClassOrNull(ClassLoader cl, String name);
 159 
 160     /**
 161      * Returns a URL to a resource with the given name in a module that is
 162      * defined to the given class loader.
 163      */
 164     URL findResource(ClassLoader cl, String moduleName, String name) throws IOException;
 165 
 166     /**
 167      * Returns the Packages for the given class loader.
 168      */
 169     Stream<Package> packages(ClassLoader cl);
 170 
 171     /**
 172      * Define a Package of the given name and module by the given class loader.
 173      */
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