org.apache.struts2.interceptor
Class StrutsConversionErrorInterceptor

java.lang.Object
  com.opensymphony.xwork2.interceptor.AbstractInterceptor
      com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor
          org.apache.struts2.interceptor.StrutsConversionErrorInterceptor

All Implemented Interfaces:

Interceptor, Serializable

public class StrutsConversionErrorInterceptor
extends ConversionErrorInterceptor

This interceptor extends ConversionErrorInterceptor but only adds conversion errors from the ActionContext to the field errors of the action if the field value is not null, "", or {""} (a size 1 String array with only an empty String). See ConversionErrorInterceptor for more information, as well as the Type Conversion documentation.

Interceptor parameters:

• None

Extending the interceptor:

There are no known extension points for this interceptor.

 
 <action name="someAction" class="com.examples.SomeAction">
     <interceptor-ref name="params"/>
     <interceptor-ref name="conversionError"/>
     <result name="success">good_result.ftl</result>
 </action>
 
 

See Also:

ActionContext.getConversionErrors(), ConversionErrorInterceptor, Serialized Form

Field Summary

Fields inherited from class com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor

ORIGINAL_PROPERTY_OVERRIDE

Constructor Summary

StrutsConversionErrorInterceptor()

Method Summary

protected Object	getOverrideExpr(ActionInvocation invocation, Object value)
protected boolean	shouldAddError(String propertyName, Object value) Returns false if the value is null, "", or {""} (array of size 1 with a blank element).

Methods inherited from class com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor

escape, intercept

Methods inherited from class com.opensymphony.xwork2.interceptor.AbstractInterceptor

destroy, init

Methods inherited from class java.lang.Object

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

Constructor Detail

StrutsConversionErrorInterceptor

public StrutsConversionErrorInterceptor()

Method Detail

getOverrideExpr

protected Object getOverrideExpr(ActionInvocation invocation,
                                 Object value)

Overrides:

getOverrideExpr in class ConversionErrorInterceptor

shouldAddError

protected boolean shouldAddError(String propertyName,
                                 Object value)

Returns false if the value is null, "", or {""} (array of size 1 with a blank element). Returns true otherwise.

Overrides:

shouldAddError in class ConversionErrorInterceptor

Parameters:

propertyName - the name of the property to check.

value - the value to error check.

Returns:

false if the value is null, "", or {""}, true otherwise.