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

rev 58565 : 8238358: Implementation of JEP 371: Hidden Classes
Reviewed-by: duke
Contributed-by: mandy.chung@oracle.com, lois.foltan@oracle.com, david.holmes@oracle.com, harold.seigel@oracle.com, serguei.spitsyn@oracle.com, alex.buckley@oracle.com, jamsheed.c.m@oracle.com

*** 24,33 ****
--- 24,36 ----
   */
  
  package jdk.internal.access;
  
  import java.lang.annotation.Annotation;
+ import java.lang.invoke.MethodHandle;
+ import java.lang.invoke.MethodHandles;
+ import java.lang.invoke.MethodType;
  import java.lang.module.ModuleDescriptor;
  import java.lang.reflect.Executable;
  import java.lang.reflect.Method;
  import java.net.URI;
  import java.nio.charset.CharacterCodingException;
*** 146,155 ****
--- 149,166 ----
       * Defines a class with the given name to a class loader.
       */
      Class<?> defineClass(ClassLoader cl, String name, byte[] b, ProtectionDomain pd, String source);
  
      /**
+      * Defines a class with the given name to a class loader with
+      * the given flags and class data.
+      *
+      * @see java.lang.invoke.MethodHandles.Lookup#defineClass
+      */
+     Class<?> defineClass(ClassLoader cl, Class<?> lookup, String name, byte[] b, ProtectionDomain pd, boolean initialize, int flags, Object classData);
+ 
+     /**
       * Returns a class loaded by the bootstrap class loader.
       */
      Class<?> findBootstrapClassOrNull(ClassLoader cl, String name);
  
      /**
*** 309,314 ****
--- 320,342 ----
      /**
       * Set the cause of Throwable
       * @param cause set t's cause to new value
       */
      void setCause(Throwable t, Throwable cause);
+ 
+     /**
+      * Get protection domain of the given Class
+      */
+     ProtectionDomain protectionDomain(Class<?> c);
+ 
+     /**
+      * Get a method handle of string concat helper method
+      */
+     MethodHandle stringConcatHelper(String name, MethodType methodType);
+ 
+     /*
+      * Get the class data associated with the given class.
+      * @param c the class
+      * @see java.lang.invoke.MethodHandles.Lookup#defineHiddenClass(byte[], boolean, MethodHandles.Lookup.ClassOption...)
+      */
+     Object classData(Class<?> c);
  }