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Adds missing documentation section

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git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@1431540 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Lukasz Lenart
2013-01-10 18:18:39 +00:00
parent 5f083d4b23
commit f6a3d59df7
1 changed files with 21 additions and 14 deletions
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xwork-core/src/main/java/com/opensymphony/xwork2/validator/validators/ConditionalVisitorFieldValidator.java
+21 -14
View File
@@ -3,24 +3,32 @@ package com.opensymphony.xwork2.validator.validators;
import com.opensymphony.xwork2.validator.ValidationException;
/**
* <code>ConditionalVisitorFieldValidator</code>
* <!-- START SNIPPET: javadoc -->
* The ConditionalVisitorFieldValidator will forward validation to the VisitorFieldValidator
* only if the expression will evaluate to true.
* <!-- END SNIPPET: javadoc -->
*
* <!-- START SNIPPET: parameters -->
* <ul>
* <li>expression - an OGNL expression which should evaluate to true to pass validation to the VisitorFieldValidator</li>
* </ul>
* <!-- END SNIPPET: parameters -->
*
* <pre>
* <!-- START SNIPPET: example -->
* &lt;field name="colleaguePosition"&gt;
* &lt;field-validator type="fieldexpression" short-circuit="true"&gt;
* reason == 'colleague' and colleaguePositionID == '_CHOOSE_'
* &lt;message&gt;You must choose a position where you worked with this person,
* or choose "Other..."&lt;/message&gt;
* &lt;/field-validator&gt;
* &lt;field-validator type="conditionalvisitor"&gt;
* reason == 'colleague' and colleaguePositionID == 'OTHER'
* &lt;message/&gt;
* &lt;/field-validator&gt;
* &lt;field-validator type="conditionalvisitor"&gt;
* &lt;param name="expression"&gt;reason == 'colleague' and colleaguePositionID == 'OTHER'&lt;/param&gt;
* &lt;message&gt;You must select reason Colleague and position Other&lt;/message&gt;
* &lt;/field-validator&gt;
* &lt;/field&gt;
* <!-- END SNIPPET: example -->
* </pre>
*
* @author Matt Raible
*/
public class ConditionalVisitorFieldValidator extends VisitorFieldValidator {
private String expression;
public void setExpression(String expression) {
@@ -58,11 +66,9 @@ public class ConditionalVisitorFieldValidator extends VisitorFieldValidator {
try {
obj = getFieldValue(expression, object);
}
catch (ValidationException e) {
} catch (ValidationException e) {
throw e;
}
catch (Exception e) {
} catch (Exception e) {
// let this pass, but it will be logged right below
}
@@ -74,4 +80,5 @@ public class ConditionalVisitorFieldValidator extends VisitorFieldValidator {
return answer;
}
}