src/java.base/share/classes/java/lang/invoke/AbstractValidatingLambdaMetafactory.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
rev 58566 : [mq]: hidden-class-3-detla

@@ -49,10 +49,11 @@
      *     public static void main(String[] args) {
      *         JJ<Integer> iii = (new CC())::impl;
      *         System.out.printf(">>> %s\n", iii.foo(44));
      * }}
      */
+    final MethodHandles.Lookup caller;        // The caller's lookup context
     final Class<?> targetClass;               // The class calling the meta-factory via invokedynamic "class X"
     final MethodType invokedType;             // The type of the invoked method "(CC)II"
     final Class<?> samBase;                   // The type of the returned instance "interface JJ"
     final String samMethodName;               // Name of the SAM method "foo"
     final MethodType samMethodType;           // Type of the SAM method "(Object)Object"

@@ -118,10 +119,11 @@
         if ((caller.lookupModes() & MethodHandles.Lookup.PRIVATE) == 0) {
             throw new LambdaConversionException(String.format(
                     "Invalid caller: %s",
                     caller.lookupClass().getName()));
         }
+        this.caller = caller;
         this.targetClass = caller.lookupClass();
         this.invokedType = invokedType;
 
         this.samBase = invokedType.returnType();