/*
* (C) Copyright 2015 by fr3ts0n <erwin.scheuch-heilig@gmx.at>
*
* This program is free 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; either version 2 of
* the License, or (at your option) any later version.
*
* This program 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.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
package com.fr3ts0n.ecu;
import com.fr3ts0n.prot.ProtoHeader;
/**
* Definition of a single OBD failure code
*
* @author erwin
*/
public class ObdCodeItem extends EcuCodeItem
{
/**
*
*/
private static final long serialVersionUID = -3976920283943009811L;
/** code types */
public static final String codeTypes = "PCBU";
public static final int ID_CODE_TYPE = 0;
public static final int ID_CODE_VALUE = 1;
/**
* List of telegram parameters in order of appearance
*/
static final int TC_PARAMETERS[][] =
/* START, LEN, PARAM-TYPE // REMARKS */
/* ------------------------------------------- */
{{0, 1, ProtoHeader.PT_ALPHA}, // ID_CODE_TYPE
{1, 4, ProtoHeader.PT_HEX}, // ID_CODE_VALUE
};
/** Creates a new instance of ObdCodeItem */
public ObdCodeItem()
{
setKeyAttribute(FIELDS[0]);
}
/**
* Creates a new instance of ObdCodeItem
*
* @param code String representation of DFC
* @param description descriptive text of DFC
*/
public ObdCodeItem(String code, String description)
{
setKeyAttribute(FIELDS[0]);
put(FID_CODE, code);
put(FID_DESCRIPT, description);
}
/**
* Creates a new instance of ObdCodeItem
*
* @param numericCode numeric code ID
* @param description descriptive text of DFC
*/
public ObdCodeItem(int numericCode, String description)
{
setKeyAttribute(FIELDS[0]);
put(FID_CODE, getPCode(numericCode));
put(FID_DESCRIPT, description);
}
/**
* Return numeric code representation from P/C/B/U-Code String
*
* @param pCode P/C/B/U-Code String
* @return numeric code value for corresponding code
*/
protected static int getNumericCode(String pCode)
{
// get code number
int numCode = Integer.valueOf(pCode.substring(1), 16).intValue();
int typIdx = codeTypes.indexOf(pCode.charAt(0));
numCode |= (typIdx << 14);
return (numCode);
}
/**
* Return P/C/B/U-Code String representation from numeric code
*
* @param numericCode numeric code value for corresponding code
* @return P/C/B/U-Code String
*/
protected static String getPCode(int numericCode)
{
char[] buffer = new char[5];
int codeType = numericCode >> 14;
int codeVal = numericCode & 0x3FFF;
ProtoHeader.setParamValue(ID_CODE_TYPE, TC_PARAMETERS, buffer, codeTypes.substring(codeType, codeType + 1));
ProtoHeader.setParamValue(ID_CODE_VALUE, TC_PARAMETERS, buffer, new Integer(codeVal));
return (new String(buffer));
}
}