@Nullable
  public String getPropertyValue(String name) {
    if (getProperties() == null) {
      throw new NullPointerException("Component " +
                                     this +
                                     ", " +
                                     myLayout +
                                     ", " +
                                     myMetaModel.getTag() +
                                     ", " +
                                     myMetaModel.getTarget() +
                                     " without properties");
    }
    Property property = PropertyTable.findProperty(getProperties(), name);
    if (property != null) {
      try {
        return String.valueOf(property.getValue(this));
      }
      catch (Exception e) {
        return null;
      }
    }
    return null;
  }
@Nullable
  public String getPropertyValue(String name)