JvmtiEnvBase::JvmtiEnvBase(jint version) : _env_event_enable() {

  {- -------------------------------------------
  (1) (フィールドの初期化)
      ---------------------------------------- -}

      _version = version;
      _env_local_storage = NULL;
      _tag_map = NULL;
      _native_method_prefix_count = 0;
      _native_method_prefixes = NULL;
      _next = NULL;
      _class_file_load_hook_ever_enabled = false;

      // Moot since ClassFileLoadHook not yet enabled.
      // But "true" will give a more predictable ClassFileLoadHook behavior
      // for environment creation during ClassFileLoadHook.
      _is_retransformable = true;

      // all callbacks initially NULL
      memset(&_event_callbacks,0,sizeof(jvmtiEventCallbacks));

      // all capabilities initially off
      memset(&_current_capabilities, 0, sizeof(_current_capabilities));

      // all prohibited capabilities initially off
      memset(&_prohibited_capabilities, 0, sizeof(_prohibited_capabilities));

      _magic = JVMTI_MAGIC;

  {- -------------------------------------------
  (1) JvmtiEventController::env_initialize() で
      イベント通知設定の初期化を行う.
      ---------------------------------------- -}

      JvmtiEventController::env_initialize((JvmtiEnv*)this);

  {- -------------------------------------------
  (1) (フィールドの初期化)
      ---------------------------------------- -}

    #ifdef JVMTI_TRACE
      _jvmti_external.functions = TraceJVMTI != NULL ? &jvmtiTrace_Interface : &jvmti_Interface;
    #else
      _jvmti_external.functions = &jvmti_Interface;
    #endif
    }