Package com.sun.enterprise.admin.server.core

Source Code of com.sun.enterprise.admin.server.core.AdminNotificationHelper

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package com.sun.enterprise.admin.server.core;

import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.Properties;
import java.util.Enumeration;

import javax.management.ObjectName;
import javax.management.Attribute;

import com.sun.enterprise.admin.AdminContext;
import com.sun.enterprise.admin.event.AdminEvent;
import com.sun.enterprise.admin.event.AdminEventCache;
import com.sun.enterprise.admin.event.AdminEventMulticaster;
import com.sun.enterprise.admin.event.AdminEventResult;
import com.sun.enterprise.admin.event.ElementChangeHelper;
import com.sun.enterprise.admin.util.proxy.CallStack;
import com.sun.enterprise.admin.util.proxy.Call;
import com.sun.enterprise.admin.util.proxy.InterceptorImpl;
import com.sun.enterprise.admin.event.EventStack;
import com.sun.enterprise.admin.event.EventContext;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.admin.event.ResourceDeployEvent;
import com.sun.enterprise.admin.event.BaseDeployEvent;
import com.sun.enterprise.security.SecurityContext;
import com.sun.enterprise.security.audit.AuditManager;
import com.sun.enterprise.security.audit.AuditManagerFactory;

import com.sun.enterprise.admin.event.pluggable.RestartEventHelper;
import com.sun.enterprise.server.pluggable.PluggableFeatureFactory;
import com.sun.enterprise.server.ApplicationServer;
import com.sun.enterprise.server.ServerContext;
import com.sun.enterprise.admin.event.pluggable.NotificationFactory;


/**
* Helper class for sending notifications
*/
public class AdminNotificationHelper {

    private AdminContext _adminContext;
    private Logger _logger;

    public AdminNotificationHelper(AdminContext ctx) {
        _adminContext = ctx;
        if (_adminContext != null) {
            _logger = _adminContext.getAdminLogger();
        } else {
            _logger = Logger.getLogger("global");
        }
    }

    public void sendNotification() {
        ConfigContext context = _adminContext.getAdminConfigContext();
        String instanceName = _adminContext.getServerName();
        AdminEventCache cache =
                AdminEventCache.getInstance(instanceName);
        cache.setAdminConfigContext(context);
        ArrayList changeList = context.getConfigChangeList();
        context.resetConfigChangeList();
        ArrayList eventList = null;
        if (changeList.size() <= 0) {
            eventList = new ArrayList();
            // Return, no changes to process
            //return;
        }
        else
        {
            cache.processConfigChangeList(changeList, false, false);
            eventList = cache.getAndResetCachedEvents();

            //***********************************
            //ElementChange events
            try {
            ElementChangeHelper elementHelper = new ElementChangeHelper(); //FIXME: need to put it as member
            AdminEvent[] elementChangeEvents = elementHelper.generateElementChangeEventsFromChangeList(instanceName, changeList, context);
            if(elementChangeEvents!=null)
                for(int i=0; i<elementChangeEvents.length; i++)
                    eventList.add(elementChangeEvents[i]);
            } catch (Exception e) {
                // ignore
            }
            //***********************************

        }
        EventStack stack = EventContext.getEventStackFromThreadLocal();
        List newEventList = stack.getEvents();
        newEventList.addAll(eventList);

        boolean requiresRestart = false;

        Iterator iter = newEventList.iterator();
        while (iter.hasNext()) {
            AdminEvent event = (AdminEvent)iter.next();
            if (_logger.isLoggable(Level.FINEST)) {
                _logger.log(Level.FINEST, "mbean.event_sent",
                        event.getEventInfo());
            } else {
                _logger.log(Level.INFO, "mbean.send_event", event.toString());
            }
            AdminEventResult result=AdminEventMulticaster.multicastEvent(event);
            _logger.log(Level.FINE, "mbean.event_res", result.getResultCode());
            _logger.log(Level.FINEST, "mbean.event_reply",
                    result.getAllMessagesAsString());
            if (!AdminEventResult.SUCCESS.equals(result.getResultCode())) {
                requiresRestart = true;
                cache.setRestartNeeded(true);
                // if there was an error in the listener, admin event
                // multicaster already sets the restart required to true
                //_logger.log(Level.INFO, "mbean.notif_failed");
            }

        }
        ServerContext svcCtx = ApplicationServer.getServerContext();
        PluggableFeatureFactory featureFactory = null;
        if (svcCtx != null) {
            featureFactory = svcCtx.getPluggableFeatureFactory();
           
            // see if there were any non reconfigurabled changes
            NotificationFactory nFactory =
                featureFactory.getNotificationFactory();
            RestartEventHelper helper = nFactory.createRestartEventHelper();
            helper.setRestartRequiredForTarget(context, changeList);
           
        }
        stack.resetEvents();
       
        return;
    }

}
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