32 class ClassListParser;
33
34 class ClassLoaderExt: public ClassLoader { // AllStatic
35 public:
36 enum SomeConstants {
37 max_classpath_index = 0x7fff
38 };
39
40 private:
41 #if INCLUDE_CDS
42 static char* get_class_path_attr(const char* jar_path, char* manifest, jint manifest_size);
43 static void setup_app_search_path(); // Only when -Xshare:dump
44 static void process_module_table(ModuleEntryTable* met, TRAPS);
45 static SharedPathsMiscInfo* shared_paths_misc_info() {
46 return (SharedPathsMiscInfo*)_shared_paths_misc_info;
47 }
48 // index of first app JAR in shared classpath entry table
49 static jshort _app_class_paths_start_index;
50 // index of first modular JAR in shared modulepath entry table
51 static jshort _app_module_paths_start_index;
52
53 static bool _has_app_classes;
54 static bool _has_platform_classes;
55 #endif
56
57 public:
58 CDS_ONLY(static void process_jar_manifest(ClassPathEntry* entry, bool check_for_duplicates);)
59
60 static bool should_verify(int classpath_index) {
61 CDS_ONLY(return (classpath_index >= _app_class_paths_start_index);)
62 NOT_CDS(return false;)
63 }
64 // Called by JVMTI code to add boot classpath
65 static void append_boot_classpath(ClassPathEntry* new_entry);
66
67 static void setup_search_paths() NOT_CDS_RETURN;
68 static void setup_module_paths(TRAPS) NOT_CDS_RETURN;
69
70 #if INCLUDE_CDS
71 private:
73 static ClassPathEntry* find_classpath_entry_from_cache(const char* path, TRAPS);
74
75 public:
76 static char* read_manifest(ClassPathEntry* entry, jint *manifest_size, TRAPS) {
77 // Remove all the new-line continuations (which wrap long lines at 72 characters, see
78 // http://docs.oracle.com/javase/6/docs/technotes/guides/jar/jar.html#JAR%20Manifest), so
79 // that the manifest is easier to parse.
80 return read_manifest(entry, manifest_size, true, THREAD);
81 }
82 static char* read_raw_manifest(ClassPathEntry* entry, jint *manifest_size, TRAPS) {
83 // Do not remove new-line continuations, so we can easily pass it as an argument to
84 // java.util.jar.Manifest.getManifest() at run-time.
85 return read_manifest(entry, manifest_size, false, THREAD);
86 }
87
88 static void finalize_shared_paths_misc_info();
89
90 static jshort app_class_paths_start_index() { return _app_class_paths_start_index; }
91
92 static jshort app_module_paths_start_index() { return _app_module_paths_start_index; }
93
94 static void init_paths_start_index(jshort app_start) {
95 _app_class_paths_start_index = app_start;
96 }
97
98 static void init_app_module_paths_start_index(jshort module_start) {
99 _app_module_paths_start_index = module_start;
100 }
101
102 static bool is_boot_classpath(int classpath_index) {
103 return classpath_index < _app_class_paths_start_index;
104 }
105
106 static bool has_platform_or_app_classes() {
107 return _has_app_classes || _has_platform_classes;
108 }
109
110 static void record_result(const s2 classpath_index,
111 InstanceKlass* result, TRAPS);
112 static InstanceKlass* load_class(Symbol* h_name, const char* path, TRAPS);
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32 class ClassListParser;
33
34 class ClassLoaderExt: public ClassLoader { // AllStatic
35 public:
36 enum SomeConstants {
37 max_classpath_index = 0x7fff
38 };
39
40 private:
41 #if INCLUDE_CDS
42 static char* get_class_path_attr(const char* jar_path, char* manifest, jint manifest_size);
43 static void setup_app_search_path(); // Only when -Xshare:dump
44 static void process_module_table(ModuleEntryTable* met, TRAPS);
45 static SharedPathsMiscInfo* shared_paths_misc_info() {
46 return (SharedPathsMiscInfo*)_shared_paths_misc_info;
47 }
48 // index of first app JAR in shared classpath entry table
49 static jshort _app_class_paths_start_index;
50 // index of first modular JAR in shared modulepath entry table
51 static jshort _app_module_paths_start_index;
52 // the largest path index being used during CDS dump time
53 static jshort _max_used_path_index;
54
55 static bool _has_app_classes;
56 static bool _has_platform_classes;
57 #endif
58
59 public:
60 CDS_ONLY(static void process_jar_manifest(ClassPathEntry* entry, bool check_for_duplicates);)
61
62 static bool should_verify(int classpath_index) {
63 CDS_ONLY(return (classpath_index >= _app_class_paths_start_index);)
64 NOT_CDS(return false;)
65 }
66 // Called by JVMTI code to add boot classpath
67 static void append_boot_classpath(ClassPathEntry* new_entry);
68
69 static void setup_search_paths() NOT_CDS_RETURN;
70 static void setup_module_paths(TRAPS) NOT_CDS_RETURN;
71
72 #if INCLUDE_CDS
73 private:
75 static ClassPathEntry* find_classpath_entry_from_cache(const char* path, TRAPS);
76
77 public:
78 static char* read_manifest(ClassPathEntry* entry, jint *manifest_size, TRAPS) {
79 // Remove all the new-line continuations (which wrap long lines at 72 characters, see
80 // http://docs.oracle.com/javase/6/docs/technotes/guides/jar/jar.html#JAR%20Manifest), so
81 // that the manifest is easier to parse.
82 return read_manifest(entry, manifest_size, true, THREAD);
83 }
84 static char* read_raw_manifest(ClassPathEntry* entry, jint *manifest_size, TRAPS) {
85 // Do not remove new-line continuations, so we can easily pass it as an argument to
86 // java.util.jar.Manifest.getManifest() at run-time.
87 return read_manifest(entry, manifest_size, false, THREAD);
88 }
89
90 static void finalize_shared_paths_misc_info();
91
92 static jshort app_class_paths_start_index() { return _app_class_paths_start_index; }
93
94 static jshort app_module_paths_start_index() { return _app_module_paths_start_index; }
95
96 static jshort max_used_path_index() { return _max_used_path_index; }
97
98 static void set_max_used_path_index(jshort used_index) {
99 _max_used_path_index = used_index;
100 }
101
102 static void init_paths_start_index(jshort app_start) {
103 _app_class_paths_start_index = app_start;
104 }
105
106 static void init_app_module_paths_start_index(jshort module_start) {
107 _app_module_paths_start_index = module_start;
108 }
109
110 static bool is_boot_classpath(int classpath_index) {
111 return classpath_index < _app_class_paths_start_index;
112 }
113
114 static bool has_platform_or_app_classes() {
115 return _has_app_classes || _has_platform_classes;
116 }
117
118 static void record_result(const s2 classpath_index,
119 InstanceKlass* result, TRAPS);
120 static InstanceKlass* load_class(Symbol* h_name, const char* path, TRAPS);
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