org.apache.struts2.components
类 FieldError

java.lang.Object
  org.apache.struts2.components.Component
      org.apache.struts2.components.UIBean
          org.apache.struts2.components.FieldError

所有已实现的接口：

Param.UnnamedParametric

public class FieldError
extends UIBean
implements Param.UnnamedParametric

Render field errors if they exists. Specific layout depends on the particular theme. The field error strings will be html escaped by default.

Examples

 

    <!-- example 1 -->
    <s:fielderror />

    <!-- example 2 -->
    <s:fielderror>
         <s:param>field1</s:param>
         <s:param>field2</s:param>
    </s:fielderror>
    <s:form .... >
       ....
    </s:form>

    OR

    <s:fielderror>
          <s:param value="%{'field1'}" />
          <s:param value="%{'field2'}" />
    </s:fielderror>
    <s:form .... >
       ....
    </s:form>

    OR

    <s:fielderror fieldName="field1" />

 
 

Description

 

 Example 1: display all field errors

 Example 2: display field errors only for 'field1' and 'field2'


 
 

字段摘要

从类 org.apache.struts2.components.Component 继承的字段

COMPONENT_STACK

构造方法摘要

FieldError(com.opensymphony.xwork2.util.ValueStack stack, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

方法摘要

void	addParameter(Object value) Adds the given value as a parameter to the outer tag.
List<String>	getFieldErrorFieldNames()
void	setEscape(boolean escape)
void	setFieldName(String fieldName)

从类 org.apache.struts2.components.UIBean 继承的方法

addFormParameter, copyParams, end, evaluateParams, getId, getTemplate, getTemplateDir, getTheme, setAccesskey, setCssClass, setCssErrorClass, setCssErrorStyle, setCssStyle, setDefaultTemplateDir, setDefaultUITheme, setDisabled, setDynamicAttributes, setErrorPosition, setId, setJavascriptTooltip, setKey, setLabel, setLabelposition, setLabelSeparator, setName, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setRequiredLabel, setRequiredPosition, setTabindex, setTemplate, setTemplateDir, setTemplateEngineManager, setTheme, setTitle, setTooltip, setTooltipConfig, setTooltipCssClass, setTooltipDelay, setTooltipIconPath, setUIThemeExpansionToken, setValue

从类 org.apache.struts2.components.Component 继承的方法

addAllParameters, addParameter, altSyntax, getComponentStack, getParameters, getStack, setActionMapper, setThrowExceptionsOnELFailure, setUrlHelper, start, usesBody

从类 java.lang.Object 继承的方法

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造方法详细信息

FieldError

public FieldError(com.opensymphony.xwork2.util.ValueStack stack,
                  javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)

方法详细信息

addParameter

public void addParameter(Object value)

从接口 Param.UnnamedParametric 复制的描述

Adds the given value as a parameter to the outer tag.

指定者：

接口 Param.UnnamedParametric 中的 addParameter

参数：

value - the value

getFieldErrorFieldNames

public List<String> getFieldErrorFieldNames()

setFieldName

public void setFieldName(String fieldName)

setEscape

public void setEscape(boolean escape)