本文整理了Java中com.vaadin.ui.Field.isRequired()方法的一些代码示例，展示了Field.isRequired()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Field.isRequired()方法的具体详情如下：
包路径：com.vaadin.ui.Field
类名称：Field
方法名：isRequired

Field.isRequired介绍

暂无

代码示例

代码示例来源：origin: com.holon-platform.vaadin7/holon-vaadin

@Override
public boolean isRequired() {
  return field.isRequired();
}

代码示例来源：origin: org.vaadin.addons/customfield

public boolean isRequired() {
  if (property instanceof Field) {
    return ((Field) property).isRequired();
  } else {
    return wrappedField.isRequired();
  }
}

代码示例来源：origin: korpling/ANNIS

@Override
public boolean isRequired()
{
 return field.isRequired();
}

代码示例来源：origin: org.aperteworkflow/base-widgets

@Override
  public void buttonClick(Button.ClickEvent event) {
    if (form.isValid()) {
      form.commit();
      closeWindow();
      handleAddComment();
    } else {
      StringBuilder sb = new StringBuilder("<ul>");
      for (Object propertyId : form.getItemPropertyIds()) {
        Field field = form.getField(propertyId);
        if (!field.isValid() && field.isRequired()) {
          sb.append("<li>").append(field.getRequiredError()).append("</li>");
        }
      }
      sb.append("</ul>");
      VaadinUtility.validationNotification(getApplication(), i18NSource, sb.toString());
    }
  }
});

代码示例来源：origin: org.aperteworkflow/base-widgets

@Override
  public void buttonClick(Button.ClickEvent event) {
    if (f.isValid()) {
      f.commit();
      bic.addBean(bi.getBean());
      refreshData();
      newCommentWindow.getParent().removeWindow(newCommentWindow);
    }
    else {
      StringBuilder sb = new StringBuilder("<ul>");
      for (Object propertyId : f.getItemPropertyIds()) {
        Field field = f.getField(propertyId);
        if (!field.isValid() && field.isRequired()) {
          sb.append("<li>").append(field.getRequiredError()).append("</li>");
        }
      }
      sb.append("</ul>");
      VaadinUtility.validationNotification(getApplication(), i18NSource, sb.toString());
    }
  }
});

代码示例来源：origin: org.aperteworkflow/gui-commons

if (field.isRequired()) {
  captionLayout = horizontalLayout(Alignment.MIDDLE_LEFT, caption, new Label("*", Label.CONTENT_XHTML) {{
    addStyleName("v-required-field-indicator");