package org.jboss.seam.faces;
import static org.jboss.seam.annotations.Install.BUILT_IN;
import javax.faces.context.FacesContext;
import org.jboss.seam.Component;
import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.Install;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.intercept.BypassInterceptors;
import org.jboss.seam.contexts.Contexts;
import org.jboss.seam.core.Events;
/**
* Allows the application to determine whether the JSF validation
* phase completed successfully, or if a validation failure
* occurred.
*
* @author Gavin king
*
*/
@Name("org.jboss.seam.faces.validation")
@BypassInterceptors
@Install(precedence=BUILT_IN, classDependencies="javax.faces.context.FacesContext")
public class Validation
{
private boolean succeeded;
private boolean failed;
public static Validation instance()
{
if ( !Contexts.isEventContextActive() )
{
throw new IllegalStateException("No active event scope");
}
return (Validation) Component.getInstance(Validation.class, ScopeType.EVENT);
}
public void afterProcessValidations(FacesContext facesContext)
{
failed = facesContext.getRenderResponse();
if (failed)
{
Events.instance().raiseEvent("org.jboss.seam.validationFailed");
}
succeeded = !failed;
}
public boolean isSucceeded()
{
return succeeded;
}
public boolean isFailed()
{
return failed;
}
public void fail()
{
failed = true;
succeeded = false;
}
}