How to use

releaseWidgetToken

method

in

org.eclipse.jface.text.TextViewer

@Override
public void hideInformationControl() {
  try {
    super.hideInformationControl();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
void replaceInformationControl(boolean takeFocus) {
  if (fTextViewer != null)
    fTextViewer.releaseWidgetToken(this);
  super.replaceInformationControl(takeFocus);
}

@Override
protected void handleInformationControlDisposed() {
  try {
    super.handleInformationControlDisposed();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
protected void handleInformationControlDisposed() {
  try {
    super.handleInformationControlDisposed();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
protected void handleInformationControlDisposed() {
  try {
    super.handleInformationControlDisposed();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
void replaceInformationControl(boolean takeFocus) {
  if (fTextViewer != null)
    fTextViewer.releaseWidgetToken(this);
  super.replaceInformationControl(takeFocus);
}

@Override
protected void hideInformationControl() {
  try {
    fTextHover= null;
    super.hideInformationControl();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
protected void handleInformationControlDisposed() {
  try {
    super.handleInformationControlDisposed();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
public void hideInformationControl() {
  try {
    super.hideInformationControl();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}

@Override
protected void hideInformationControl() {
  try {
    fTextHover= null;
    super.hideInformationControl();
  } finally {
    if (fTextViewer != null)
      fTextViewer.releaseWidgetToken(this);
  }
}