/*
 * Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Alex Rojkov
 */
package javax.servlet;

import javax.servlet.annotation.ServletSecurity.EmptyRoleSemantic;
import javax.servlet.annotation.ServletSecurity.TransportGuarantee;

/**
 * @since Servlet 3.0
 */
public class HttpConstraintElement {
  private final static String []_emptyRoles = new String[0];

  private final EmptyRoleSemantic _emtpyRoleSemantic;
  private final TransportGuarantee _transportGuarantee;
  private final String []_rolesAllowed;

  public HttpConstraintElement()
  {
    this(EmptyRoleSemantic.PERMIT);
  }

  public HttpConstraintElement(EmptyRoleSemantic semantic)
  {
    this(semantic, TransportGuarantee.NONE, _emptyRoles);
  }

  public HttpConstraintElement(TransportGuarantee guarantee,
                               String... roleNames)
  {
    this(EmptyRoleSemantic.PERMIT, guarantee, roleNames);
  }

  public HttpConstraintElement(EmptyRoleSemantic semantic,
                               TransportGuarantee guarantee,
                               String... roleNames)
  {
    _emtpyRoleSemantic = semantic;
    _transportGuarantee = guarantee;
    _rolesAllowed = roleNames;
  }

  public EmptyRoleSemantic getEmptyRoleSemantic()
  {
    return _emtpyRoleSemantic;
  }

  public TransportGuarantee getTransportGuarantee()
  {
    return _transportGuarantee;
  }

  public String []getRolesAllowed()
  {
    return _rolesAllowed;
  }
}