umanaction.java

OpenWFE是一个开放源码的Java工作流引擎。它是一个完整的业务处理管理套件：一个引擎

/*
 * Copyright (c) 2001-2006, John Mettraux, OpenWFE.org
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 * . Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.  
 * 
 * . Redistributions in binary form must reproduce the above copyright notice, 
 *   this list of conditions and the following disclaimer in the documentation 
 *   and/or other materials provided with the distribution.
 * 
 * . Neither the name of the "OpenWFE" nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without
 *   specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * $Id: UmanAction.java 2908 2006-07-03 11:32:15Z jmettraux $
 */

//
// UmanAction.java
//
// [e-mail]
//
// generated with 
// jtmpl 1.0.04 31.10.2002 John Mettraux ([e-mail])
//

package openwfe.org.uman.web.actions;

import java.security.Principal;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.Action;
import openwfe.org.uman.web.Definitions;
import openwfe.org.uman.web.WumanSession;


/**
 * Uman web actions general customization takes place here...
 *
 * <p><font size=2>CVS Info :
 * <br>$Author: jmettraux $
 * <br>$Date: 2006-07-03 13:32:15 +0200 (Mon, 03 Jul 2006) $
 * <br>$Id: UmanAction.java 2908 2006-07-03 11:32:15Z jmettraux $ </font>
 *
 * @author [e-mail]
 */
public abstract class UmanAction

    extends Action

{

    //private final static org.apache.log4j.Logger log = 
    //    org.apache.log4j.Logger.getLogger(UmanAction.class.getName());

    //
    // CONSTANTS (definitions)

    public final static String GRANT_NAME = "grantName";
    public final static String PRINCIPAL_NAME = "principalName";
    public final static String PERMISSION_KEY = "permissionKey";

    //
    // FIELDS

    //
    // CONSTRUCTORS

    //
    // METHODS

    public WumanSession getAdminSession (final HttpServletRequest req)
    {
        return (WumanSession)req.getSession()
            .getAttribute(Definitions.WUMAN_SESSION);
    }

    protected Principal getPrincipal 
        (final HttpServletRequest req, final String principalName)
    {
        final java.util.List l = getAdminSession(req).getPrincipals();

        final java.util.Iterator it = l.iterator();
        while (it.hasNext())
        {
            final Principal p = (Principal)it.next();

            if (p.getName().equals(principalName)) return p;
        }

        return null;
    }

}