loggingeventlistener.java

java 写的一个新闻发布系统

//
//                                   ____.
//                       __/\ ______|    |__/\.     _______
//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//                 . . . i n   j a h i a   w e   t r u s t . . .
//
// MJ 18.02.2001
//
//
//


package org.jahia.services.audit;

import java.util.*;
import org.jahia.utils.*;               			// JahiaConsole, JahiaObjectTool
import org.jahia.exceptions.*;                      // Jahia Exceptions
import org.jahia.data.events.*;                     // EventObject
import org.jahia.data.fields.*;                     // JahiaField
import org.jahia.services.pages.*;                  // JahiaPage
import org.jahia.data.containers.*;                 // JahiaContainer, JahiaContainerList
import org.jahia.services.usermanager.*;            // JahiaUser
import org.jahia.services.audit.*;                  // JahiaAuditLogManager
import org.jahia.registries.ServicesRegistry;



public class LoggingEventListener extends JahiaEventListener
{

    public static final int    FIELD_TYPE         = JahiaObjectTool.FIELD_TYPE;
    public static final int    CONTAINER_TYPE     = JahiaObjectTool.CONTAINER_TYPE;
    public static final int    CONTAINERLIST_TYPE = JahiaObjectTool.CONTAINERLIST_TYPE;
    public static final int    PAGE_TYPE          = JahiaObjectTool.PAGE_TYPE;
    public static final int    ACL_TYPE           = JahiaObjectTool.ACL_TYPE;

    private final String       MSG_INTERNAL_ERROR = new String ("Logging Event Listener internal error");

    private int                objectType         = 0;

    // references to needed services.
    private JahiaAuditLogManagerService mAuditLogManager = null;


    /**
     * constructor
     * get an instance of the Log Manager Service
     *
     * @author  MJ
     */
    public LoggingEventListener()
    throws JahiaException
    {
        // Try to get the Audit Log Manager Service
        ServicesRegistry registry = ServicesRegistry.getInstance();
        if (registry != null)
        {
            mAuditLogManager = registry.getJahiaAuditLogManagerService();
            if (mAuditLogManager == null) {
                throw new JahiaException (MSG_INTERNAL_ERROR, "User manager could not get the Audit Log Manager Service instance.",
                                            JahiaException.SERVICE_ERROR, JahiaException.CRITICAL);
            }

        } else {
            throw new JahiaException (MSG_INTERNAL_ERROR, "User manager could not get the Service Registry instance.",
                                      JahiaException.REGISTRY_ERROR, JahiaException.CRITICAL);
        }
    } // end constructor


    /***
        * triggered when Jahia adds a field
        *
        * @param        je                  the associated JahiaEvent
        *
        */
    public void fieldAdded( JahiaEvent je ) {
        JahiaField theField = (JahiaField) je.getObject();
        mAuditLogManager.logEvent( je, FIELD_TYPE, "added field" );
    }


    /***
        * triggered when Jahia updates a field
        *
        * @param        je                  the associated JahiaEvent
        *
        */
    public void fieldUpdated( JahiaEvent je ) {
        JahiaField theField = (JahiaField) je.getObject();
        mAuditLogManager.logEvent( je, FIELD_TYPE, "modified field" );
    }


    /***
        * triggered when Jahia deletes a field
        *
        * @param        je                  the associated JahiaEvent
        *
        */
    public void fieldDeleted( JahiaEvent je ) {
        JahiaField theField = (JahiaField) je.getObject();
        mAuditLogManager.logEvent( je, FIELD_TYPE, "deleted field" );
    }



    /***
        * triggered when Jahia adds a container
        *
        * @param        je                  the associated JahiaEvent
        *
        */
    public void containerAdded( JahiaEvent je ) {
        JahiaContainer theContainer = (JahiaContainer) je.getObject();
        mAuditLogManager.logEvent( je, CONTAINER_TYPE, "added container" );
    }


    /***
        * triggered when Jahia updates a container
        * @param        je                  the associated JahiaEvent
        */
    public void containerUpdated( JahiaEvent je ) {
        JahiaContainer theContainer = (JahiaContainer) je.getObject();
        mAuditLogManager.logEvent( je, CONTAINER_TYPE, "updated container" );
    }


    /***
        * triggered when Jahia deletes a container
        * @param        je                  the associated JahiaEvent
        */
    public void containerDeleted( JahiaEvent je ) {
        JahiaContainer theContainer = (JahiaContainer) je.getObject();
        mAuditLogManager.logEvent( je, CONTAINER_TYPE, "deleted container" );
    }



    /***
        * triggered when Jahia adds a page
        * @param        je                  the associated JahiaEvent
        */
    public void pageAdded( JahiaEvent je ) {
        JahiaPage thePage = (JahiaPage) je.getObject();
        mAuditLogManager.logEvent( je, PAGE_TYPE, "added page" );
    }


    /***
        * triggered when Jahia sets properties on a page
        * @param        je                  the associated JahiaEvent
        */
    public void pagePropertiesSet( JahiaEvent je ) {
        JahiaPage thePage = (JahiaPage) je.getObject();
        mAuditLogManager.logEvent( je, PAGE_TYPE, "set properties for page" );
    }


    /***
        * triggered when template has been processed
        *
        * @param        je                  the associated JahiaEvent
        */
    public void templateUpdated( JahiaEvent je ) {
    	if ( je.getObject() != null ){
        	JahiaPageDefinition theTemplate = (JahiaPageDefinition) je.getObject();
        	mAuditLogManager.logEvent( je, JahiaObjectTool.TEMPLATE_TYPE, "template updated" );
        }
    }


    /***
        * triggered when Jahia sets properties on a container list
        * @param        je                  the associated JahiaEvent
        */
    public void containerListPropertiesSet( JahiaEvent je ) {
        JahiaContainerList theContainerList = (JahiaContainerList) je.getObject();
        mAuditLogManager.logEvent( je, CONTAINERLIST_TYPE, "set properties for containerList" );
    }


    /***
        * triggered when Jahia sets ACL rights
        * @param        je                  the associated JahiaEvent
        */
    public void rightsSet( JahiaEvent je ) {
        Object theObject = je.getObject();
        if( theObject instanceof JahiaField ) {
            mAuditLogManager.logEvent( je, FIELD_TYPE, "set rights" );
        } else if( theObject instanceof JahiaField ) {
            mAuditLogManager.logEvent( je, FIELD_TYPE, "set rights" );
        } else if( theObject instanceof JahiaContainer ) {
            mAuditLogManager.logEvent( je, CONTAINER_TYPE, "set rights" );
        } else if( theObject instanceof JahiaContainerList ) {
            mAuditLogManager.logEvent( je, CONTAINERLIST_TYPE, "set rights" );
        } else if( theObject instanceof JahiaPage ) {
            mAuditLogManager.logEvent( je, PAGE_TYPE, "set rights" );
        }
    }


    //--------------------------------------------------------------------------
    private void toConsole (String message)
    {
        JahiaConsole.println ("LoggingEventListener", message);
    }



} // end LoggingEventListener