74     byte[] getRawExecutableTypeAnnotations(Executable executable);
  75 
  76     /**
  77      * Returns the elements of an enum class or null if the
  78      * Class object does not represent an enum type;
  79      * the result is uncloned, cached, and shared by all callers.
  80      */
  81     <E extends Enum<E>> E[] getEnumConstantsShared(Class<E> klass);
  82 
  83     /** Set thread's blocker field. */
  84     void blockedOn(Thread t, Interruptible b);
  85 
  86     /**
  87      * Registers a shutdown hook.
  88      *
  89      * It is expected that this method with registerShutdownInProgress=true
  90      * is only used to register DeleteOnExitHook since the first file
  91      * may be added to the delete on exit list by the application shutdown
  92      * hooks.
  93      *
  94      * @params slot  the slot in the shutdown hook array, whose element
  95      *               will be invoked in order during shutdown
  96      * @params registerShutdownInProgress true to allow the hook
  97      *               to be registered even if the shutdown is in progress.
  98      * @params hook  the hook to be registered
  99      *
 100      * @throw IllegalStateException if shutdown is in progress and
 101      *          the slot is not valid to register.
 102      */
 103     void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook);
 104 
 105     /**
 106      * Returns the number of stack frames represented by the given throwable.
 107      */
 108     int getStackTraceDepth(Throwable t);
 109 
 110     /**
 111      * Returns the ith StackTraceElement for the given throwable.
 112      */
 113     StackTraceElement getStackTraceElement(Throwable t, int i);
 114 
 115     /**
 116      * Returns a new string backed by the provided character array. The
 117      * character array is not copied and must never be modified after the
 118      * String is created, in order to fulfill String's contract.
 119      *
 120      * @param chars the character array to back the string

  74     byte[] getRawExecutableTypeAnnotations(Executable executable);
  75 
  76     /**
  77      * Returns the elements of an enum class or null if the
  78      * Class object does not represent an enum type;
  79      * the result is uncloned, cached, and shared by all callers.
  80      */
  81     <E extends Enum<E>> E[] getEnumConstantsShared(Class<E> klass);
  82 
  83     /** Set thread's blocker field. */
  84     void blockedOn(Thread t, Interruptible b);
  85 
  86     /**
  87      * Registers a shutdown hook.
  88      *
  89      * It is expected that this method with registerShutdownInProgress=true
  90      * is only used to register DeleteOnExitHook since the first file
  91      * may be added to the delete on exit list by the application shutdown
  92      * hooks.
  93      *
  94      * @param slot  the slot in the shutdown hook array, whose element
  95      *              will be invoked in order during shutdown
  96      * @param registerShutdownInProgress true to allow the hook
  97      *        to be registered even if the shutdown is in progress.
  98      * @param hook  the hook to be registered
  99      *
 100      * @throws IllegalStateException if shutdown is in progress and
 101      *         the slot is not valid to register.
 102      */
 103     void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook);
 104 
 105     /**
 106      * Returns the number of stack frames represented by the given throwable.
 107      */
 108     int getStackTraceDepth(Throwable t);
 109 
 110     /**
 111      * Returns the ith StackTraceElement for the given throwable.
 112      */
 113     StackTraceElement getStackTraceElement(Throwable t, int i);
 114 
 115     /**
 116      * Returns a new string backed by the provided character array. The
 117      * character array is not copied and must never be modified after the
 118      * String is created, in order to fulfill String's contract.
 119      *
 120      * @param chars the character array to back the string