[richfaces-planning-issues] [JBoss JIRA] (RFPL-1789) Metamer and rich:validator - sample with wrapping validator throws exception

[Jan Papousek (Created) (JIRA)]

Metamer and rich:validator - sample with wrapping validator throws exception
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                 Key: RFPL-1789
                 URL: https://issues.jboss.org/browse/RFPL-1789
             Project: RichFaces Planning
          Issue Type: Bug
      Security Level: Public (Everyone can see)
    Affects Versions: 4.1.0.Milestone4
            Reporter: Jan Papousek


After submitting the form on http://localhost:8080/metamer/faces/components/richValidator/wrapping.xhtml by h:commandButton, the following error appears:

{code}
javax.servlet.ServletException: Unexpected exception during isValid call
	javax.faces.webapp.FacesServlet.service(FacesServlet.java:606)
	org.richfaces.tests.metamer.TestIdentityFilter.doFilter(TestIdentityFilter.java:93)
	org.richfaces.webapp.PushFilter.doFilter(PushFilter.java:130)

root cause

javax.validation.ValidationException: Unexpected exception during isValid call
	org.hibernate.validator.engine.ConstraintTree.validateSingleConstraint(ConstraintTree.java:281)
	org.hibernate.validator.engine.ConstraintTree.validateConstraints(ConstraintTree.java:153)
	org.hibernate.validator.engine.ConstraintTree.validateConstraints(ConstraintTree.java:117)
	org.hibernate.validator.metadata.MetaConstraint.validateConstraint(MetaConstraint.java:84)
	org.hibernate.validator.engine.ValidatorImpl.validatePropertyForDefaultGroup(ValidatorImpl.java:829)
	org.hibernate.validator.engine.ValidatorImpl.validatePropertyForCurrentGroup(ValidatorImpl.java:742)
	org.hibernate.validator.engine.ValidatorImpl.validateValueInContext(ValidatorImpl.java:699)
	org.hibernate.validator.engine.ValidatorImpl.validateValue(ValidatorImpl.java:176)
	javax.faces.validator.BeanValidator.validate(BeanValidator.java:306)
	javax.faces.component.UIInput.validateValue(UIInput.java:1149)
	javax.faces.component.UISelectMany.validateValue(UISelectMany.java:581)
	javax.faces.component.UIInput.validate(UIInput.java:967)
	javax.faces.component.UIInput.executeValidate(UIInput.java:1233)
	javax.faces.component.UIInput.processValidators(UIInput.java:698)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIForm.processValidators(UIForm.java:253)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1172)
	com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76)
	com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
	com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
	javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)
	org.richfaces.tests.metamer.TestIdentityFilter.doFilter(TestIdentityFilter.java:93)
	org.richfaces.webapp.PushFilter.doFilter(PushFilter.java:130)

root cause

java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.util.Collection
	org.hibernate.validator.constraints.impl.SizeValidatorForCollection.isValid(SizeValidatorForCollection.java:29)
	org.hibernate.validator.engine.ConstraintTree.validateSingleConstraint(ConstraintTree.java:278)
	org.hibernate.validator.engine.ConstraintTree.validateConstraints(ConstraintTree.java:153)
	org.hibernate.validator.engine.ConstraintTree.validateConstraints(ConstraintTree.java:117)
	org.hibernate.validator.metadata.MetaConstraint.validateConstraint(MetaConstraint.java:84)
	org.hibernate.validator.engine.ValidatorImpl.validatePropertyForDefaultGroup(ValidatorImpl.java:829)
	org.hibernate.validator.engine.ValidatorImpl.validatePropertyForCurrentGroup(ValidatorImpl.java:742)
	org.hibernate.validator.engine.ValidatorImpl.validateValueInContext(ValidatorImpl.java:699)
	org.hibernate.validator.engine.ValidatorImpl.validateValue(ValidatorImpl.java:176)
	javax.faces.validator.BeanValidator.validate(BeanValidator.java:306)
	javax.faces.component.UIInput.validateValue(UIInput.java:1149)
	javax.faces.component.UISelectMany.validateValue(UISelectMany.java:581)
	javax.faces.component.UIInput.validate(UIInput.java:967)
	javax.faces.component.UIInput.executeValidate(UIInput.java:1233)
	javax.faces.component.UIInput.processValidators(UIInput.java:698)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIForm.processValidators(UIForm.java:253)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1214)
	javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1172)
	com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76)
	com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
	com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
	javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)
	org.richfaces.tests.metamer.TestIdentityFilter.doFilter(TestIdentityFilter.java:93)
	org.richfaces.webapp.PushFilter.doFilter(PushFilter.java:130)
{code}

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