/**
 * JOnAS: Java(TM) Open Application Server
 * Copyright (C) 1999-2009 Bull S.A.S
 * Contact: jonas-team@ow2.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library 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.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *
 * --------------------------------------------------------------------------
 * $Id$
 * --------------------------------------------------------------------------
 */

package org.ow2.jonas.webapp.jonasadmin.security;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;

import javax.management.ObjectName;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.ow2.jonas.lib.management.extensions.base.RealmItem;
import org.ow2.jonas.lib.management.extensions.base.RealmItemByNameComparator;
import org.ow2.jonas.lib.management.extensions.base.mbean.CatalinaObjectName;
import org.ow2.jonas.webapp.jonasadmin.JonasAdminJmx;
import org.ow2.jonas.webapp.jonasadmin.JonasBaseAction;
import org.ow2.jonas.webapp.jonasadmin.WhereAreYou;

/**
 * @author Michel-Ange ANTON
 */

public class EditSecurityCatalinaRealmAction extends JonasBaseAction {

    // --------------------------------------------------------- Public Methods

    @Override
    public ActionForward executeAction(final ActionMapping p_Mapping, final ActionForm p_Form, final HttpServletRequest p_Request,
            final HttpServletResponse p_Response) throws IOException, ServletException {

        WhereAreYou oWhere = (WhereAreYou) p_Request.getSession().getAttribute(WhereAreYou.SESSION_NAME);
        String serverName = oWhere.getCurrentJonasServerName();

        try {
            ArrayList al = new ArrayList();
            // Catalina
            if (m_WhereAreYou.isCatalinaServer()) {
                try {
                    ObjectName on;
                    // Find used realm name
                    on = CatalinaObjectName.catalinaRealm(m_WhereAreYou.getCurrentCatalinaServiceName());
                    String sUsedRealmName = getStringAttribute(on, "resourceName");
                    // Find all realms
                    String sRealmName;
                    String sRealmType;
                    Iterator it = JonasAdminJmx.getListMbean(CatalinaObjectName.catalinaRealms(), serverName).iterator();
                    while (it.hasNext()) {
                        on = (ObjectName) it.next();
                        sRealmName = getStringAttribute(on, "resourceName");
                        al.add(new RealmItem(sRealmName, null, sRealmName.equals(sUsedRealmName)));
                    }
                    // Sort
                    Collections.sort(al, new RealmItemByNameComparator());
                } catch (Exception e) {
                    // no action
                    // Exception because catalina realm don't exists
                }
            }
            // Set form in the request
            p_Request.setAttribute("listSecurityRealms", al);
        } catch (Throwable t) {
            addGlobalError(t);
            saveErrors(p_Request, m_Errors);
            return (p_Mapping.findForward("Global Error"));
        }
        // Forward to the jsp.
        return (p_Mapping.findForward("Security Catalina Realm"));
    }
}
