68   oop name_oop = java_lang_Module::name(module);
  69   if (name_oop == NULL) {
  70     THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "Null module name");
  71   }
  72   char* module_name = java_lang_String::as_utf8_string(name_oop);
  73   if (!verify_module_name(module_name)) {
  74     THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(),
  75                    err_msg("Invalid module name: %s",
  76                            module_name != NULL ? module_name : "NULL"));
  77   }
  78   return module_name;
  79 }
  80 
  81 static const char* get_module_version(jstring version) {
  82   if (version == NULL) {
  83     return NULL;
  84   }
  85   return java_lang_String::as_utf8_string(JNIHandles::resolve_non_null(version));
  86 }
  87 
  88 static ModuleEntryTable* get_module_entry_table(Handle h_loader) {
  89   // This code can be called during start-up, before the classLoader's classLoader data got
  90   // created.  So, call register_loader() to make sure the classLoader data gets created.
  91   ClassLoaderData *loader_cld = SystemDictionary::register_loader(h_loader);
  92   return loader_cld->modules();
  93 }
  94 
  95 static PackageEntryTable* get_package_entry_table(Handle h_loader) {
  96   // This code can be called during start-up, before the classLoader's classLoader data got
  97   // created.  So, call register_loader() to make sure the classLoader data gets created.
  98   ClassLoaderData *loader_cld = SystemDictionary::register_loader(h_loader);
  99   return loader_cld->packages();
 100 }
 101 
 102 static ModuleEntry* get_module_entry(jobject module, TRAPS) {
 103   oop m = JNIHandles::resolve(module);
 104   if (!java_lang_Module::is_instance(m)) {
 105     THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(),
 106                    "module is not an instance of type java.lang.Module");
 107   }
 108   return java_lang_Module::module_entry(m);

  68   oop name_oop = java_lang_Module::name(module);
  69   if (name_oop == NULL) {
  70     THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "Null module name");
  71   }
  72   char* module_name = java_lang_String::as_utf8_string(name_oop);
  73   if (!verify_module_name(module_name)) {
  74     THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(),
  75                    err_msg("Invalid module name: %s",
  76                            module_name != NULL ? module_name : "NULL"));
  77   }
  78   return module_name;
  79 }
  80 
  81 static const char* get_module_version(jstring version) {
  82   if (version == NULL) {
  83     return NULL;
  84   }
  85   return java_lang_String::as_utf8_string(JNIHandles::resolve_non_null(version));
  86 }
  87 
  88 ModuleEntryTable* Modules::get_module_entry_table(Handle h_loader) {
  89   // This code can be called during start-up, before the classLoader's classLoader data got
  90   // created.  So, call register_loader() to make sure the classLoader data gets created.
  91   ClassLoaderData *loader_cld = SystemDictionary::register_loader(h_loader);
  92   return loader_cld->modules();
  93 }
  94 
  95 static PackageEntryTable* get_package_entry_table(Handle h_loader) {
  96   // This code can be called during start-up, before the classLoader's classLoader data got
  97   // created.  So, call register_loader() to make sure the classLoader data gets created.
  98   ClassLoaderData *loader_cld = SystemDictionary::register_loader(h_loader);
  99   return loader_cld->packages();
 100 }
 101 
 102 static ModuleEntry* get_module_entry(jobject module, TRAPS) {
 103   oop m = JNIHandles::resolve(module);
 104   if (!java_lang_Module::is_instance(m)) {
 105     THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(),
 106                    "module is not an instance of type java.lang.Module");
 107   }
 108   return java_lang_Module::module_entry(m);