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Ignore whitespace Rev 1610 → Rev 1611

/dongfang_FC_rewrite_tool/src/dongfang/mkt/main/ParameterSetConfigurator.java
0,0 → 1,260
package dongfang.mkt.main;
 
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
 
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
 
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
 
import dongfang.mkt.comm.FrameQueue;
import dongfang.mkt.comm.MKConnection;
import dongfang.mkt.comm.serial.RXTXSerialPort;
import dongfang.mkt.configuration.ParameterSet;
import dongfang.mkt.frames.ReadParamSetRequestFrame;
import dongfang.mkt.frames.ReadParamSetResponseFrame;
import dongfang.mkt.frames.WriteParamSetRequestFrame;
import dongfang.mkt.frames.WriteParamSetResponseFrame;
 
public class ParameterSetConfigurator {
private static void configure(String portIdentifier, WriteParamSetRequestFrame frame,
int parameterSetNumber) throws IOException {
MKConnection port = new RXTXSerialPort();
port.init(portIdentifier);
FrameQueue q = new FrameQueue(port);
 
frame.setConfigurationSetNumber(parameterSetNumber);
 
q.sendRequest(frame);
WriteParamSetResponseFrame r = (WriteParamSetResponseFrame) q.getResponseFor(frame, 5000);
if (r == null) {
System.err.println("ERROR. Timeout waiting for response.");
} else if (!r.wasAccepted()) {
System.err
.println("ERROR. Parameter set not accepted. Check version against MK firmware EEPROM configuration version and checkparameter set number");
} else {
System.out.println("Saved parameter set #"
+ r.getParameterSetNumber() + ".");
}
 
q.kill();
}
 
private static void writeConfiguration(String portIdentifier, String s_parameterSetNumber,
String fileName) throws IOException {
System.out.println("Writing parameter set #" + s_parameterSetNumber + " from file: " + fileName);
int parameterSetNumber = Integer.parseInt(s_parameterSetNumber);
InputStream inputStream = new FileInputStream(fileName);
WriteParamSetRequestFrame frame = parseXMLParameterSet(inputStream);
configure(portIdentifier, frame, parameterSetNumber);
}
 
private static ParameterSet readConfiguration(String portIdentifier, String s_parameterSetNumber) throws IOException {
MKConnection port = new RXTXSerialPort();
port.init(portIdentifier);
FrameQueue q = new FrameQueue(port);
ParameterSet cs = null;
int parameterSetNumber = Integer.parseInt(s_parameterSetNumber);
 
ReadParamSetRequestFrame frame = new ReadParamSetRequestFrame();
frame.setConfigurationSetNumber(parameterSetNumber);
q.sendRequest(frame);
ReadParamSetResponseFrame r = (ReadParamSetResponseFrame) q.getResponseFor(frame, 5000);
if (r == null) {
System.err.println("ERROR. Timeout waiting for response.");
} else {
int paramSetVersion = r.getConfigurationVersion();
int[] data = r.getData();
cs = ParameterSet.parseXMLParameterSet(paramSetVersion);
cs.setData(data);
System.out.println(cs.toXML());
}
q.kill();
return cs;
}
 
/*
private static ConfigSet simpleReadConfiguration(int parameterSetNumber)
throws IOException {
MKCommPort port = new RXTXSerialPort();
port.init(null);
FrameQueue q = new FrameQueue(port);
ConfigSet cs = null;
 
UniversalReadParamSetRequestFrame frame = new UniversalReadParamSetRequestFrame();
frame.setConfigurationSetNumber(parameterSetNumber);
q.sendRequest(frame);
UniversalReadParamSetResponseFrame r = (UniversalReadParamSetResponseFrame) q
.getResponseFor(frame, 3000);
if (r == null) {
System.err.println("ERROR. Timeout waiting for response.");
} else {
int paramSetVersion = r.getConfigurationVersion();
int[] data = r.getData();
for (int i=0; i<data.length; i++)
System.out.println(data[i]);
}
q.kill();
return cs;
}
*/
 
private static void readConfiguration(String portIdentifier, String s_parameterSetNumber, String fileName) throws IOException {
ParameterSet cs = readConfiguration(portIdentifier, s_parameterSetNumber);
if (cs != null) {
FileWriter fw = new FileWriter(fileName);
fw.write(cs.toXML());
fw.close();
}
}
 
private static int substituteVariables(String s_value) {
int numberOfHighestVar = 255;
int numberOfLowestVar = numberOfHighestVar - ParameterSet.NUMBER_OF_VARIABLES + 1;
for (int i = 0; i < ParameterSet.NUMBER_OF_VARIABLES; i++) {
String varName = "var" + i;
if (varName.equals(s_value)) {
System.out.println("Substing: " + s_value + "-->" + (numberOfLowestVar + i));
return numberOfLowestVar + i;
}
}
return -1;
}
 
private static WriteParamSetRequestFrame parseXMLParameterSet(
InputStream input) throws IOException {
DocumentBuilderFactory saxfac = DocumentBuilderFactory.newInstance();
saxfac.setValidating(false);
try {
DocumentBuilder bldr = saxfac.newDocumentBuilder();
Document doc = bldr.parse(input);
 
XPath xpath = XPathFactory.newInstance().newXPath();
 
String s_eepromVersion = xpath.evaluate(
"/parameterset/@eepromVersion", doc);
String ss_length = xpath.evaluate("/parameterset/@length", doc);
 
int s_length = 0;
try {
s_length = Integer.parseInt(ss_length);
} catch (NumberFormatException ex) {
// ignore.
}
 
int eepromVersion = -1;
 
try {
eepromVersion = Integer.parseInt(s_eepromVersion);
} catch (NumberFormatException ex) {
System.err
.println("The parameterset element must have an 'eepromVersion' attribute with a numerical value (eg.<parameterset eepromVersion='74'>)");
System.exit(-1);
}
 
// if (s_length != null)
// try {
// length = Integer.parseInt(s_length);
// } catch (NumberFormatException ex) {
// System.err.println("The length attribute of the parameterset must have a numerical value");
// System.exit(-1);
// }
 
NodeList parameterNodes = (NodeList) xpath.evaluate(
"/parameterset/parameter", doc, XPathConstants.NODESET);
int[] parameters = new int[parameterNodes.getLength()];
 
NodeList allChildNodes = (NodeList) xpath.evaluate(
"/parameterset/*", doc, XPathConstants.NODESET);
 
if (parameterNodes.getLength() != allChildNodes.getLength()) {
System.err.println("There seems to be a child element of parameterset whose name is not \"parameter\".");
// System.exit(-1);
}
 
if (s_length >=0 && s_length != parameterNodes.getLength()) {
System.err.println("The number of parameters ("+parameterNodes.getLength()+") does not match the number in the length attribute of the parameterset element ("+s_length+").");
// System.exit(-1);
}
 
for (int i = 0; i < parameterNodes.getLength(); i++) {
Element e = (Element) parameterNodes.item(i);
int value = 0;
if (e.hasAttribute("value")) {
String s_value = e.getAttribute("value");
value = substituteVariables(s_value);
if (value < 0)
try {
value = Integer.parseInt(s_value);
} catch (NumberFormatException ex) {
throw new NumberFormatException(
"Value is not a number and not a variable name.");
}
} else {
NodeList bitNodes = (NodeList) xpath.evaluate("bit", e,
XPathConstants.NODESET);
for (int j = 0; j < 8; j++) {
Element bitElement = (Element) bitNodes.item(j);
if (bitElement != null) {
String s_bitValue = bitElement
.getAttribute("value");
if ("1".equals(s_bitValue))
value |= (1 << j);
else if (!"0".equals(s_bitValue))
throw new NumberFormatException(
"Bit value was not 0 or 1.");
}
}
}
parameters[i] = value;
}
input.close();
return new WriteParamSetRequestFrame(eepromVersion, "01234567890ab".toCharArray(), parameters);
} catch (ParserConfigurationException ex) {
// Should never happen.
throw new RuntimeException(ex);
} catch (SAXException ex) {
System.err.println(ex);
System.err
.println("There is something screwed with your XML document. It is not well-formed and won't parse.");
throw new RuntimeException("Parse error.");
} catch (XPathExpressionException ex) {
// Should never happen.
throw new RuntimeException(ex);
}
}
 
static void help() {
System.err
.println("Usage: UniversalConfigurator r [parameter set number to read from] [filename to write to]");
System.err
.println("Usage: UniversalConfigurator w [parameter set number to write to] [filename to read from]");
System.exit(-1);
}
public static void main(String[] args) throws IOException {
if (!"r".equals(args[0]) && !"w".equals(args[0])) help();
if ("w".equals(args[0]) && (args.length!=3 && args.length!=4)) help();
if ("r".equals(args[0]) && (args.length!=3 && args.length!=4)) help();
 
String portIdentifier = null;
if ("r".equals(args[0])) {
readConfiguration(portIdentifier, args[1]);
} else {
writeConfiguration(portIdentifier, args[1], args[2]);
}
System.exit(0);
}
}