27 
  28 import java.io.PrintStream;
  29 import java.lang.invoke.MethodHandles;
  30 import java.net.URL;
  31 import java.security.AccessController;
  32 import java.security.CodeSource;
  33 import java.security.PrivilegedAction;
  34 import java.security.ProtectionDomain;
  35 import java.util.HashMap;
  36 import java.util.LinkedHashMap;
  37 import java.util.List;
  38 import java.util.Map;
  39 import java.util.Objects;
  40 import java.util.Set;
  41 import java.util.StringJoiner;
  42 import java.util.WeakHashMap;
  43 import java.util.function.Supplier;
  44 import java.util.stream.Collectors;
  45 import static java.util.Collections.*;
  46 
  47 import jdk.internal.misc.JavaLangAccess;
  48 import jdk.internal.misc.SharedSecrets;
  49 
  50 /**
  51  * Supports logging of access to members of exported and concealed packages
  52  * that are opened to code in unnamed modules for illegal access.
  53  */
  54 
  55 public final class IllegalAccessLogger {
  56 
  57     /**
  58      * Logger modes
  59      */
  60     public static enum Mode {
  61         /**
  62          * Prints a warning when an illegal access succeeds and then
  63          * discards the logger so that there is no further output.
  64          */
  65         ONESHOT,
  66         /**
  67          * Print warnings when illegal access succeeds
  68          */

  27 
  28 import java.io.PrintStream;
  29 import java.lang.invoke.MethodHandles;
  30 import java.net.URL;
  31 import java.security.AccessController;
  32 import java.security.CodeSource;
  33 import java.security.PrivilegedAction;
  34 import java.security.ProtectionDomain;
  35 import java.util.HashMap;
  36 import java.util.LinkedHashMap;
  37 import java.util.List;
  38 import java.util.Map;
  39 import java.util.Objects;
  40 import java.util.Set;
  41 import java.util.StringJoiner;
  42 import java.util.WeakHashMap;
  43 import java.util.function.Supplier;
  44 import java.util.stream.Collectors;
  45 import static java.util.Collections.*;
  46 
  47 import jdk.internal.access.JavaLangAccess;
  48 import jdk.internal.access.SharedSecrets;
  49 
  50 /**
  51  * Supports logging of access to members of exported and concealed packages
  52  * that are opened to code in unnamed modules for illegal access.
  53  */
  54 
  55 public final class IllegalAccessLogger {
  56 
  57     /**
  58      * Logger modes
  59      */
  60     public static enum Mode {
  61         /**
  62          * Prints a warning when an illegal access succeeds and then
  63          * discards the logger so that there is no further output.
  64          */
  65         ONESHOT,
  66         /**
  67          * Print warnings when illegal access succeeds
  68          */