org.apache.struts2.components
Class ActionError

java.lang.Object
  org.apache.struts2.components.Component
      org.apache.struts2.components.UIBean
          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 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, standardAttributesMap, 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 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, copyParams, enableAncestorFormCustomOnsubmit, end, ensureAttributeSafelyNotEscaped, escape, evaluateNameValue, evaluateParams, getId, getStandardAttributes, 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, determineActionURL, determineNamespace, end, fieldError, findAncestor, findString, findString, findStringIfAltSyntax, findValue, findValue, findValue, getComponentStack, getParameters, getStack, popComponentStack, setActionMapper, setThrowExceptionsOnELFailure, setUrlHelper, 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 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 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)