org.apache.struts2.components
Class ActionError

java.lang.Object
  extended by org.apache.struts2.components.Component
      extended by org.apache.struts2.components.UIBean
          extended by org.apache.struts2.components.ActionError

public class ActionError
extends UIBean

Render action errors if they exists the specific layout of the rendering depends on the theme itself. Empty (null or blank string) errors will not be printed. The action error strings will be html escaped by default.

Examples

 

    <s:actionerror />
    <s:form .... >
       ....
    </s:form>

 
 


Field Summary
static java.lang.String TEMPLATE
           
 
Fields inherited from class org.apache.struts2.components.UIBean
accesskey, cssClass, cssErrorClass, cssErrorStyle, cssStyle, defaultTemplateDir, defaultUITheme, disabled, dynamicAttributes, id, javascriptTooltip, key, label, labelPosition, labelSeparator, name, onblur, onchange, onclick, ondblclick, onfocus, onkeydown, onkeypress, onkeyup, onmousedown, onmousemove, onmouseout, onmouseover, onmouseup, onselect, request, required, requiredposition, response, tabindex, template, templateDir, templateEngineManager, templateSuffix, theme, title, tooltip, tooltipConfig, tooltipCssClass, tooltipDelay, tooltipIconPath, value
 
Fields inherited from class org.apache.struts2.components.Component
actionMapper, COMPONENT_STACK, parameters, stack, throwExceptionOnELFailure
 
Constructor Summary
ActionError(ValueStack stack, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
           
 
Method Summary
protected  void evaluateExtraParams()
           
protected  java.lang.String getDefaultTemplate()
          A contract that requires each concrete UI Tag to specify which template should be used as a default.
 void setEscape(boolean escape)
           
 
Methods inherited from class org.apache.struts2.components.UIBean
addFormParameter, buildTemplateName, enableAncestorFormCustomOnsubmit, end, ensureAttributeSafelyNotEscaped, escape, evaluateNameValue, evaluateParams, getId, getTemplate, getTemplateDir, getTheme, getTooltipConfig, getValueClassType, mergeTemplate, populateComponentHtmlId, setAccesskey, setCssClass, setCssErrorClass, setCssErrorStyle, setCssStyle, setDefaultTemplateDir, setDefaultUITheme, setDisabled, setDynamicAttributes, setId, setJavascriptTooltip, setKey, setLabel, setLabelposition, setLabelSeparator, setName, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setRequired, setRequiredposition, setTabindex, setTemplate, setTemplateDir, setTemplateEngineManager, setTheme, setTitle, setTooltip, setTooltipConfig, setTooltipCssClass, setTooltipDelay, setTooltipIconPath, setValue
 
Methods inherited from class org.apache.struts2.components.Component
addAllParameters, addParameter, altSyntax, altSyntax, completeExpressionIfAltSyntax, copyParams, determineActionURL, determineNamespace, end, fieldError, findAncestor, findString, findString, findStringIfAltSyntax, findValue, findValue, findValue, getComponentStack, getParameters, getStack, popComponentStack, setActionMapper, setThrowExceptionsOnELFailure, start, stripExpressionIfAltSyntax, stripExpressionIfAltSyntax, toString, usesBody
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

TEMPLATE

public static final java.lang.String TEMPLATE
See Also:
Constant Field Values
Constructor Detail

ActionError

public ActionError(ValueStack stack,
                   javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
Method Detail

getDefaultTemplate

protected java.lang.String getDefaultTemplate()
Description copied from class: UIBean
A contract that requires each concrete UI Tag to specify which template should be used as a default. For example, the CheckboxTab might return "checkbox.vm" while the RadioTag might return "radio.vm". This value not begin with a '/' unless you intend to make the path absolute rather than relative to the current theme.

Specified by:
getDefaultTemplate in class UIBean
Returns:
The name of the template to be used as the default.

evaluateExtraParams

protected void evaluateExtraParams()
Overrides:
evaluateExtraParams in class UIBean

setEscape

public void setEscape(boolean escape)


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