28 #include "runtime/javaThread.hpp"
29 #include "runtime/mutexLocker.hpp"
30 #include "utilities/ostream.hpp"
31 
32 class ClassFileStream;
33 
34 class ClassListWriter {
35 #if INCLUDE_CDS
36   class IDTable;
37   class WriteResolveConstantsCLDClosure;
38 
39   static fileStream* _classlist_file;
40   static IDTable* _id_table;
41   static int _total_ids;
42   MutexLocker _locker;
43 
44   static int get_id(const InstanceKlass* k);
45   static bool has_id(const InstanceKlass* k);
46   static void assert_locked() { assert_lock_strong(ClassListFile_lock); }
47   static void write_resolved_constants_for(InstanceKlass* klass);

48 public:
49   ClassListWriter() : _locker(Thread::current(), ClassListFile_lock, Mutex::_no_safepoint_check_flag) {}
50 
51   outputStream* stream() {
52     return _classlist_file;
53   }
54 
55   void handle_class_unloading(const InstanceKlass* klass);
56 
57   static bool is_enabled() {
58     return _classlist_file != nullptr && _classlist_file->is_open();
59   }
60 
61 #else
62 public:
63   static bool is_enabled() {
64     return false;
65   }
66 #endif // INCLUDE_CDS
67 
68 
69   static void init() NOT_CDS_RETURN;
70   static void write(const InstanceKlass* k, const ClassFileStream* cfs) NOT_CDS_RETURN;
71   static void write_to_stream(const InstanceKlass* k, outputStream* stream, const ClassFileStream* cfs = nullptr) NOT_CDS_RETURN;
72   static void write_resolved_constants() NOT_CDS_RETURN;

73   static void delete_classlist() NOT_CDS_RETURN;
74 };
75 
76 #endif // SHARE_CDS_CLASSLISTWRITER_HPP

28 #include "runtime/javaThread.hpp"
29 #include "runtime/mutexLocker.hpp"
30 #include "utilities/ostream.hpp"
31 
32 class ClassFileStream;
33 
34 class ClassListWriter {
35 #if INCLUDE_CDS
36   class IDTable;
37   class WriteResolveConstantsCLDClosure;
38 
39   static fileStream* _classlist_file;
40   static IDTable* _id_table;
41   static int _total_ids;
42   MutexLocker _locker;
43 
44   static int get_id(const InstanceKlass* k);
45   static bool has_id(const InstanceKlass* k);
46   static void assert_locked() { assert_lock_strong(ClassListFile_lock); }
47   static void write_resolved_constants_for(InstanceKlass* klass);
48   static void write_loader_negative_lookup_cache_for(oop loader, const char* loader_type);
49 public:
50   ClassListWriter() : _locker(Thread::current(), ClassListFile_lock, Mutex::_no_safepoint_check_flag) {}
51 
52   outputStream* stream() {
53     return _classlist_file;
54   }
55 
56   void handle_class_unloading(const InstanceKlass* klass);
57 
58   static bool is_enabled() {
59     return _classlist_file != nullptr && _classlist_file->is_open();
60   }
61 
62 #else
63 public:
64   static bool is_enabled() {
65     return false;
66   }
67 #endif // INCLUDE_CDS
68 
69 
70   static void init() NOT_CDS_RETURN;
71   static void write(const InstanceKlass* k, const ClassFileStream* cfs) NOT_CDS_RETURN;
72   static void write_to_stream(const InstanceKlass* k, outputStream* stream, const ClassFileStream* cfs = nullptr) NOT_CDS_RETURN;
73   static void write_resolved_constants() NOT_CDS_RETURN;
74   static void write_loader_negative_lookup_cache() NOT_CDS_RETURN;
75   static void delete_classlist() NOT_CDS_RETURN;
76 };
77 
78 #endif // SHARE_CDS_CLASSLISTWRITER_HPP