[hibernate-issues] [Hibernate-JIRA] Resolved: (BVAL-152) TraversableResolver should differentiate reachability and cascadability

[Emmanuel Bernard (JIRA)]

     [ http://opensource.atlassian.com/projects/hibernate/browse/BVAL-152?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Emmanuel Bernard resolved BVAL-152.
-----------------------------------

    Resolution: Fixed

> TraversableResolver should differentiate reachability and cascadability
> -----------------------------------------------------------------------
>
>                 Key: BVAL-152
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/BVAL-152
>             Project: Bean Validation
>          Issue Type: Improvement
>          Components: spec-general
>    Affects Versions: 1.0 proposed final draft
>            Reporter: Emmanuel Bernard
>             Fix For: 1.0 final
>
>
> /**
>  * Contract determining if a property can be accessed by the Bean Validation provider
>  * This contract is called for each property either validated or traversed.
>  *
>  * A traversable resolver implementation must be thread-safe.
>  *
>  * @author Emmanuel Bernard
>  */
> public interface TraversableResolver {
> 	/**
> 	 * Determine if Bean Validation is allowed to reach the property state
> 	 *
> 	 * @param traversableObject object hosting <code>traversableProperty</code>, null if validateValue is called
> 	 * @param traversableProperty name of the traversable property.
> 	 * @param rootBeanType type of the root object passed to the Validator.
> 	 * @param pathToTraversableObject path from the root object to
> 	 *        <code>traversableObject</code> ("" if the <code>traversableObject</code> 
> 	 *        is the root object)
> 	 *        (using the path specification defined by Bean Validator).
> 	 * @param elementType either <code>FIELD</code> or <code>METHOD</code>.
> 	 *
> 	 * @return <code>true</code> if Bean Validation is allowed to reach the property state,
> 	 *         <code>false</code> otherwise.
> 	 */
> 	boolean isReachable(Object traversableObject,
> 						  String traversableProperty,
> 						  Class<?> rootBeanType,
> 						  String pathToTraversableObject,
> 						  ElementType elementType);
> 	/**
> 	 * Determine if Bean Validation is allowed to cascade validation on
> 	 * the bean instance returned by the property value
> 	 * marked as <code>@Valid</code>.
> 	 * Note that this method is called only if isReachable returns true for the same set of
> 	 * arguments and if the property is marked as <code>@Valid</code>
> 	 *
> 	 * @param traversableObject object hosting <code>traversableProperty</code>, null if validateValue is called
> 	 * @param traversableProperty name of the traversable property.
> 	 * @param rootBeanType type of the root object passed to the Validator.
> 	 * @param pathToTraversableObject path from the root object to
> 	 *        <code>traversableObject</code> ("" if the <code>traversableObject</code>
> 	 *        is the root object)
> 	 *        (using the path specification defined by Bean Validator).
> 	 * @param elementType either <code>FIELD</code> or <code>METHOD</code>.
> 	 *
> 	 * @return <code>true</code> if Bean Validation is allowed to cascade validation,
> 	 *         <code>false</code> otherwise.
> 	 */
> 	boolean isCascadable(Object traversableObject,
> 						  String traversableProperty,
> 						  Class<?> rootBeanType,
> 						  String pathToTraversableObject,
> 						  ElementType elementType);
> }

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