SupportedSerialModemsInfo.java

/*******************************************************************************
 * Copyright (c) 2011, 2016 Eurotech and/or its affiliates
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Eurotech
 *******************************************************************************/
package org.eclipse.kura.linux.net.modem;

import org.eclipse.kura.linux.net.util.KuraConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class SupportedSerialModemsInfo {

    private static final Logger s_logger = LoggerFactory.getLogger(SupportedSerialModemsInfo.class);
    private static final String OS_VERSION = System.getProperty("kura.os.version");
    private static final String TARGET_NAME = System.getProperty("target.device");

    private static SupportedSerialModemInfo m_supportedSerialModemInfo = null;

    public static SupportedSerialModemInfo getModem() {

        SupportedSerialModemInfo supportedSerialModemInfo = null;
        if (m_supportedSerialModemInfo != null) {
            supportedSerialModemInfo = m_supportedSerialModemInfo;
        } else {
            if (OS_VERSION != null
                    && OS_VERSION.equals(KuraConstants.Mini_Gateway.getImageName() + "_"
                            + KuraConstants.Mini_Gateway.getImageVersion())
                    && TARGET_NAME != null && TARGET_NAME.equals(KuraConstants.Mini_Gateway.getTargetName())) {
                s_logger.debug("obtaining serial modem info for {}", KuraConstants.Mini_Gateway.getImageName());
                supportedSerialModemInfo = SupportedSerialModems.getModem(KuraConstants.Mini_Gateway.getImageName(),
                        KuraConstants.Mini_Gateway.getImageVersion(), KuraConstants.Mini_Gateway.getTargetName());
                m_supportedSerialModemInfo = supportedSerialModemInfo;
            } else if (OS_VERSION != null
                    && OS_VERSION.equals(KuraConstants.Reliagate_10_11.getImageName() + "_"
                            + KuraConstants.Reliagate_10_11.getImageVersion())
                    && TARGET_NAME != null && TARGET_NAME.equals(KuraConstants.Reliagate_10_11.getTargetName())) {
                s_logger.debug("obtaining serial modem info for {}", KuraConstants.Reliagate_10_11.getImageName());
                supportedSerialModemInfo = SupportedSerialModems.getModem(KuraConstants.Reliagate_10_11.getImageName(),
                        KuraConstants.Reliagate_10_11.getImageVersion(), KuraConstants.Reliagate_10_11.getTargetName());
                m_supportedSerialModemInfo = supportedSerialModemInfo;
            }
        }
        return supportedSerialModemInfo;
    }
}