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Seam core module for Seam framework integrated with JSF2

There is a newer version: 3.2.26.ayg

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 Validation() {
		super();
	}

	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;
	}

}