please include function myInnerClasses.

static abstract class DynModule {
  S name, toolTip;
  PersistableThrowable error;
  
  transient O _host;
  transient Set timers;
  transient Lock lock = lock();
  transient bool persistOnChangedField = true;
  transient int changeCount;
  transient L onChange;
  
  *() {
    dm_initErrorHandling();
  }
  
  void setModuleName(S name) {
    this.name = name;
    setInternalFrameTitle(vis(), name);
  }
  
  void setModuleToolTip(S toolTip) {
    this.toolTip = toolTip;
  }
  
  JComponent vis() {
    ret (JComponent) getOpt(_host, 'vis);
  }
  
  void ownTimer(java.util.Timer timer) {
    temp enter();
    if (timers == null) timers = newWeakIdentityHashSet();
    addIfNotThere(timers, timer);
  }
  
  void cleanMeUp_dynModule {
    cancelTimers(getAndClearList(timers));
  }
  
  void persistMe { ++changeCount; pcallFAll(onChange(), this); callOpt(_host, 'change); }
  void _change { persistMe(); }
  
  bool setField(S name, O value) {
    lock lock;
    if (eq(get(this, name), value)) false;
    set(this, name, value);
    if (persistOnChangedField) _change();
    true;
  }
  
  bool setFields(O... params) {
    bool change = false;
    for (int i = 0; i < l(params); i += 2)
      if (setField((S) params[i], params[i+1])) change = true;
    ret change;
  }
  
  void start {}
  
  void revisualize {
    call(creator(), 'revisualizeModule, _host);
  }
  
  AutoCloseable enter() {
    please include function dm_currentModule.
    ret tempSetThreadLocal(dm_currentModule_value, this);
  }
  
  bool setError(Throwable e) {
    setField(error := persistableThrowable(e));
    true;
  }
  
  void clearError {
    setField(error := null);
  }
}