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//+======================================================================
// $Source$
//
// Project:   Tango
//
// Description:  java source code for the TANGO client/server API.
//
// $Author: pascal_verdier $
//
// Copyright (C) :      2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,
//						European Synchrotron Radiation Facility
//                      BP 220, Grenoble 38043
//                      FRANCE
//
// This file is part of Tango.
//
// Tango is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// Tango 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 Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public License
// along with Tango.  If not, see .
//
// $Revision: 25723 $
//
//-======================================================================


package fr.esrf.TangoApi;

import fr.esrf.Tango.*;
import fr.esrf.TangoDs.Except;
import fr.esrf.TangoDs.TangoConst;
import org.omg.CORBA.TCKind;
import org.omg.CORBA.TypeCode;

/**
 * Class Description:
 * This class implements utility methods to convert objects
 *
 * @author verdier
 * @version $Revision: 25723 $
 */


class ConversionUtil {

    //==========================================================================
    /**
     * Convert a DevCmdHistory_4 object (since Device_4Impl) to
     * a DeviceDataHistory array.
     *
     * @param commandName Command name.
     * @param cmdHistory4 Command history object read from a Device_4Impl.
     * @return DeviceDataHistory array.
     */
    //==========================================================================
    static DeviceDataHistory[] commandHistoryToDeviceDataHistoryArray(String commandName,
                                                              DevCmdHistory_4 cmdHistory4) throws DevFailed {
        // Check received data validity
        if (cmdHistory4.dims.length!=cmdHistory4.dims_array.length ||
                cmdHistory4.errors.length!=cmdHistory4.errors_array.length) {
            Except.throw_exception("API_WrongHistoryDataBuffer",
                    "Data buffer received from server is not valid !");
        }

        // Get history depth
        int nb_records = cmdHistory4.dates.length;

        // Copy date and name in each History list element
        DeviceDataHistory[] ddh = new DeviceDataHistory[nb_records];

        for (int i = 0 ; i