/*___INFO__MARK_BEGIN__*/
/*************************************************************************
 *
 *  The Contents of this file are made available subject to the terms of
 *  the Sun Industry Standards Source License Version 1.2
 *
 *  Sun Microsystems Inc., March, 2001
 *
 *
 *  Sun Industry Standards Source License Version 1.2
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.2 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
 *  License at http://gridengine.sunsource.net/Gridengine_SISSL_license.html
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *   The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *   Copyright: 2001 by Sun Microsystems, Inc.
 *
 *   All Rights Reserved.
 *
 ************************************************************************/
/*___INFO__MARK_END__*/

package com.sun.grid.jgdi.event;

import java.util.HashMap;
import java.util.Map;

/**
 *
 */
public class EventTypeMapping {

    private final static Map<EventTypeEnum,Integer> javaToNativeMap = new HashMap<EventTypeEnum,Integer>();
    private final static Map<Integer,EventTypeEnum> nativeToJavaMap = new HashMap<Integer,EventTypeEnum>();

    private static native void nativeInit();
    
    private synchronized static void init() {
        if(javaToNativeMap.isEmpty()) {
            nativeInit();
        }
    }
    
    public static EventTypeEnum getEventEnumType(int nativeEventId) {
        init();
        return nativeToJavaMap.get(nativeEventId);
    }
    
    
    public static void registerEvent(String eventTypeEnumName, int nativeEventId) {
         EventTypeEnum type = EventTypeEnum.valueOf(eventTypeEnumName);
         javaToNativeMap.put(type, nativeEventId);
         nativeToJavaMap.put(nativeEventId, type);
    }
    
    
    public static int getNativeEventType(EventTypeEnum eventType) {
        init();
        return javaToNativeMap.get(eventType);
    }
    
}
