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package com.sun.enterprise.deployment.web;

import java.util.Enumeration;

/**
 * This is the descriptor for the authorization constraint element in
 * the DTD.
 * @author Danny Coward
 */

public interface AuthorizationConstraint extends WebDescriptor {
    public static String BASIC_METHOD = "basic";
    public static String FORM_METHOD = "form";
    public static String MUTUAL_METHOD = "mutual";

    /** 
     * Return the security roles involved in this constraint. 
     * @return the enumeration of security roles.
     */
    public Enumeration getSecurityRoles();

    /**
     * Add a security role to the constraint.
     * @param the security role.
     */
    public void addSecurityRole(SecurityRole securityRole);
}