42 class PSOldGen;
43 class Thread;
44 class VMThread;
45
46 //
47 // ScavengeRootsTask
48 //
49 // This task scans all the roots of a given type.
50 //
51 //
52
53 class ScavengeRootsTask : public GCTask {
54 public:
55 enum RootType {
56 universe = 1,
57 jni_handles = 2,
58 threads = 3,
59 object_synchronizer = 4,
60 flat_profiler = 5,
61 system_dictionary = 6,
62 management = 7,
63 jvmti = 8,
64 code_cache = 9
65 };
66 private:
67 RootType _root_type;
68 public:
69 ScavengeRootsTask(RootType value) : _root_type(value) {}
70
71 char* name() { return (char *)"scavenge-roots-task"; }
72
73 virtual void do_it(GCTaskManager* manager, uint which);
74 };
75
76 //
77 // ThreadRootsTask
78 //
79 // This task scans the roots of a single thread. This task
80 // enables scanning of thread roots in parallel.
81 //
82
83 class ThreadRootsTask : public GCTask {
84 private:
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42 class PSOldGen;
43 class Thread;
44 class VMThread;
45
46 //
47 // ScavengeRootsTask
48 //
49 // This task scans all the roots of a given type.
50 //
51 //
52
53 class ScavengeRootsTask : public GCTask {
54 public:
55 enum RootType {
56 universe = 1,
57 jni_handles = 2,
58 threads = 3,
59 object_synchronizer = 4,
60 flat_profiler = 5,
61 system_dictionary = 6,
62 class_loader_data = 7,
63 management = 8,
64 jvmti = 9,
65 code_cache = 10
66 };
67 private:
68 RootType _root_type;
69 public:
70 ScavengeRootsTask(RootType value) : _root_type(value) {}
71
72 char* name() { return (char *)"scavenge-roots-task"; }
73
74 virtual void do_it(GCTaskManager* manager, uint which);
75 };
76
77 //
78 // ThreadRootsTask
79 //
80 // This task scans the roots of a single thread. This task
81 // enables scanning of thread roots in parallel.
82 //
83
84 class ThreadRootsTask : public GCTask {
85 private:
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