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gurux.dlms.java package is used to communicate with DLMS devices.

There is a newer version: 4.0.72

//
// --------------------------------------------------------------------------
//  Gurux Ltd
// 
//
//
// Filename:        $HeadURL$
//
// Version:         $Revision$,
//                  $Date$
//                  $Author$
//
// Copyright (c) Gurux Ltd
//
//---------------------------------------------------------------------------
//
//  DESCRIPTION
//
// This file is a part of Gurux Device Framework.
//
// Gurux Device Framework is Open Source software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License 
// as published by the Free Software Foundation; version 2 of the License.
// Gurux Device Framework 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.
//
// More information of Gurux products: https://www.gurux.org
//
// This code is licensed under the GNU General Public License v2. 
// Full text may be retrieved at http://www.gnu.org/licenses/gpl-2.0.txt
//---------------------------------------------------------------------------

package gurux.dlms;

import gurux.dlms.enums.AssociationResult;

/**
 * HDLC control frame types.
 */
enum HdlcControlFrame {
    /**
     * Receive is ready.
     */
    RECEIVE_READY(0),
    /**
     * Receive is not ready.
     */
    RECEIVE_NOT_READY(0x1),
    /**
     * Frame is rejected.
     */
    REJECT(2),
    /**
     * Frame is selective rejected. Not all meters support this.
     */
    SELECTIVE_REJECT(3);

    private final int intValue;
    private static java.util.HashMap mappings;

    private static java.util.HashMap getMappings() {
        synchronized (AssociationResult.class) {
            if (mappings == null) {
                mappings = new java.util.HashMap();
            }
        }
        return mappings;
    }

    HdlcControlFrame(final int value) {
        intValue = value;
        getMappings().put(value, this);
    }

    /*
     * Get integer value for enum.
     */
    public int getValue() {
        return intValue;
    }

    /*
     * Convert integer for enum value.
     */
    public static HdlcControlFrame forValue(final int value) {
        return getMappings().get(value);
    }
}