/*
 * NOTE: This copyright does *not* cover user programs that use HQ
 * program services by normal system calls through the application
 * program interfaces provided as part of the Hyperic Plug-in Development
 * Kit or the Hyperic Client Development Kit - this is merely considered
 * normal use of the program, and does *not* fall under the heading of
 * "derived work".
 * 
 * Copyright (C) [2004-2008], Hyperic, Inc.
 * This file is part of HQ.
 * 
 * HQ is free software; you can redistribute it and/or modify
 * it under the terms version 2 of the GNU General Public License as
 * published by the Free Software Foundation. This program 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 General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA.
 */

package org.hyperic.hq.autoinventory.server.session;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hyperic.hq.appdef.shared.AppdefEntityID;
import org.hyperic.hq.appdef.shared.AppdefEntityNotFoundException;
import org.hyperic.hq.authz.server.session.AuthzSubject;
import org.hyperic.hq.authz.shared.PermissionException;
import org.hyperic.hq.autoinventory.AutoinventoryException;
import org.hyperic.hq.autoinventory.ScanConfigurationCore;
import org.hyperic.hq.common.SystemException;
import org.hyperic.hq.grouping.server.session.GroupUtil;
import org.hyperic.hq.grouping.shared.GroupNotCompatibleException;
import org.hyperic.util.pager.PageControl;
import org.quartz.JobDataMap;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.quartz.Trigger;

/**
 * A quartz job class for handling AI scans on a group entity
 */
public class AIScanGroupJob extends AIJob {

    protected Log log = 
        LogFactory.getLog(AIScanGroupJob.class.getName());    

    public void executeInSession(JobExecutionContext context)
        throws JobExecutionException
    {
        // Job configuration
        JobDataMap dataMap = context.getJobDetail().getJobDataMap();
        Integer idVal = new Integer(dataMap.getString(PROP_ID));
        Integer type = new Integer(dataMap.getString(PROP_TYPE));
        AppdefEntityID id = new AppdefEntityID(type.intValue(), idVal);
        Integer subjectId = new Integer(dataMap.getString(PROP_SUBJECT));
        AuthzSubject subject = getSubject(subjectId);
        
        Boolean scheduled = new Boolean(dataMap.getString(PROP_SCHEDULED));
        
        // AIHistoryLocal historyLocal = null; 
        Integer jobId = null;
        
        try {
            int[] order = getOrder(dataMap.getString(PROP_ORDER));
        
            ScanConfigurationCore scanConfig;
            scanConfig = getScanConfig(dataMap);
            
            String scanName = dataMap.getString(PROP_SCANNAME);
            String scanDesc = dataMap.getString(PROP_SCANDESC);
            
            Trigger trigger = context.getTrigger();
            Date dateScheduled = trigger.getPreviousFireTime();
            int longestTimeout = 0;

            // create group entry in the history
            /*
            historyLocal =
                createHistory(id, null, null, subject.getName(), action, scheduled,
                              startTime, startTime, dateScheduled.getTime(),
                              ControlConstants.STATUS_INPROGRESS, null);
            */
            // get the group members and iterate over them
            List groupMembers = GroupUtil.getCompatGroupMembers(
                subject, id, order, PageControl.PAGE_ALL);

            if (groupMembers.isEmpty()) {
                return;
            }

            ArrayList jobIds = new ArrayList();
            
            for (Iterator i = groupMembers.iterator(); i.hasNext();) {
                AppdefEntityID entity = (AppdefEntityID) i.next();

                int timeout = 0; // getTimeout(subject, entity);
                if (timeout > longestTimeout)
                    longestTimeout = timeout;

                jobId = doAgentScan(entity,
                                    id,
                                    id.getId(),
                                    new Integer(42), // historyLocal.getId(),
                                    subject,
                                    dateScheduled, 
                                    scheduled,
                                    scanConfig,
                                    scanName,
                                    scanDesc);
                
                // Keep a reference to all the job ids in case we need to
                // verify later they have completed successfully.

                jobIds.add(jobId);

                // If the job is ordered, synchronize the commands
                if (order != null) {
                    // waitForJob(jobId, timeout);
                }
            }

            if (order == null) {
                // waitForAllJobs(jobIds, longestTimeout);
            }               

        } catch (IOException e) {
        } catch (AutoinventoryException e) {
        } catch (GroupNotCompatibleException e) {
        } catch (PermissionException e) {
        } catch (AppdefEntityNotFoundException e) {
        } catch (SystemException e) {
        } 
    }
   
}