src/hotspot/share/oops/klass.hpp

Concurrent class unloading

*** 654,664 ****
    virtual void metaspace_pointers_do(MetaspaceClosure* iter);
    virtual MetaspaceObj::Type type() const { return ClassType; }
  
    // Iff the class loader (or mirror for anonymous classes) is alive the
    // Klass is considered alive.  Has already been marked as unloading.
!   bool is_loader_alive() const { return !class_loader_data()->is_unloading(); }
  
    // Load the klass's holder as a phantom. This is useful when a weak Klass
    // pointer has been "peeked" and then must be kept alive before it may
    // be used safely.
    oop holder_phantom() const;
--- 654,664 ----
    virtual void metaspace_pointers_do(MetaspaceClosure* iter);
    virtual MetaspaceObj::Type type() const { return ClassType; }
  
    // Iff the class loader (or mirror for anonymous classes) is alive the
    // Klass is considered alive.  Has already been marked as unloading.
!   bool is_loader_alive() const { return class_loader_data() == NULL || class_loader_data()->is_alive(); }
  
    // Load the klass's holder as a phantom. This is useful when a weak Klass
    // pointer has been "peeked" and then must be kept alive before it may
    // be used safely.
    oop holder_phantom() const;