/**
* Associate the specified unit to with quantity.
*
* @param unit Unit to add. Non-null.
* @param isBaseUnit True if this is the base unit, false otherwise.
* If more than one unit is added as base unit, the
* last one added will have this role. If no units are
* added as base unit, the first unit added will have
* this role.
*/
internal void addUnit(WitsmlUnit unit, bool isBaseUnit)
{
//Debug.Assert(unit != null : "unit cannot be null";
if (isBaseUnit)
{
units.Insert(0, unit);
}
else
{
units.Add(unit);
}
//units.Add(isBaseUnit ? 0 : units.size(), unit);
}
/**
* Convert a specified value between two units.
*
* @param fromUnit Unit to convert from. Non-null.
* @param toUnit Unit to convert to. Non-null.
* @param value Value to convert.
* @return Converted value.
* @throws ArgumentException If fromUnit or toUnit is null.
*/
public double convert(WitsmlUnit fromUnit, WitsmlUnit toUnit, double value)
{
if (fromUnit == null)
{
throw new ArgumentException("fromUnit cannot be null");
}
if (toUnit == null)
{
throw new ArgumentException("toUnit cannot be null");
}
double baseValue = fromUnit.toBase(value);
return(toUnit.fromBase(baseValue));
}
/**
* Find the base unit of the specified unit.
*
* @param unit Unit to find base unit for. Non-null.
* @return Requested base unit. Never null.
* @throws ArgumentException If unit is null.
*/
public WitsmlUnit findBaseUnit(WitsmlUnit unit)
{
if (unit == null)
{
throw new ArgumentException("unit cannot be null");
}
foreach (WitsmlQuantity quantity in quantities)
{
foreach (WitsmlUnit u in quantity.getUnits())
{
if (u.Equals(unit))
{
return(quantity.getBaseUnit());
}
}
}
// Not found
//Debug.Assert(false : "Impossible, as all units originates from the manager";
return(null);
}
/**
* Convert the specified value instance to base unit
* if possible.
*
* @param value Value to convert. Non-null.
* @return Converted value. If the value cannot be converted
* for some reason, a copy of the argument is returned.
* Never null.
* @throws ArgumentException If value is null.
*/
public Value toBaseUnit(Value value)
{
if (value == null)
{
throw new ArgumentException("value cannot be null");
}
Double v = value.getValue().Value;
String unitSymbol = value.getUnit();
if (unitSymbol != null)
{
WitsmlUnit unit = findUnit(unitSymbol);
if (unit != null)
{
WitsmlUnit baseUnit = findBaseUnit(unit);
v = convert(unit, baseUnit, v);
unitSymbol = baseUnit.getSymbol();
}
}
return(new Value(v, unitSymbol));
}
/**
* Load all quantity and unit information from the local "units.txt" file.
*/
private void load()
{
String fileName = "witsmlUnitDict.xml";
//String packageName = Assembly.GetExecutingAssembly().GetName().Name;// getClass().getPackage().getName();
//String packageLocation = packageName.Replace ('.', '/');
//String filePath = "/" + packageLocation + "/" + fileName;
// Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(fileName );
Assembly ass = this.GetType().Assembly;
Stream stream = ass.GetManifestResourceStream(ass.GetName().Name + ".nwitsml.units." + fileName);
List <WitsmlQuantity> hasBaseUnit = new List <WitsmlQuantity>();
//InputStream stream = WitsmlUnitManager.class.getResourceAsStream(filePath);
//SAXBuilder builder = new SAXBuilder();
try {
XDocument document = XDocument.Load(stream); // builder.build(stream);
XElement rootElement = document.Root;
XNamespace @namespace = rootElement.Name.Namespace; //.getNamespace();
XElement unitDefinitionsElement = rootElement.Element(@namespace + "UnitsDefinition" /*,@namespace*/);
var children = unitDefinitionsElement.Elements(@namespace + "UnitOfMeasure" /*, @namespace*/);
foreach (Object child in children)
{
XElement unitOfMeasureElement = (XElement)child;
List <WitsmlQuantity> quantitiesForUnit = new List <WitsmlQuantity>();
//
// Extract the BaseUnit element with its Description memeber
//
XElement baseUnitElement = unitOfMeasureElement.Element(@namespace + "BaseUnit" /*, @namespace*/);
bool isBaseUnit = baseUnitElement != null;
String quantityDescription = baseUnitElement != null && baseUnitElement.Element(@namespace + "Description") != null? //bugfix 9-25-10
baseUnitElement.Element(@namespace + "Description").Value.Trim()
: null;
//
// Identify all the quantities this unit appears in
//
var quantityTypeElements = unitOfMeasureElement.Elements(@namespace + "QuantityType" /*,@namespace*/);
foreach (Object child2 in quantityTypeElements)
{
XElement quantityTypeElement = (XElement)child2;
String quantityName = quantityTypeElement.Value.Trim(); //.getTextTrim();
WitsmlQuantity quantity = findOrCreateQuantity(quantityName,
quantityDescription);
quantitiesForUnit.Add(quantity);
// DEBUG
if (isBaseUnit && hasBaseUnit.Contains(quantity))
{
Console.WriteLine(
//System.out.println(
"ALREADY BASE: " + quantity.getName());
}
if (isBaseUnit)
{
hasBaseUnit.Add(quantity);
}
}
String unitName = unitOfMeasureElement.Element(@namespace + "Name" /*, @namespace*/).Value.Trim();
String unitSymbol = unitOfMeasureElement.Element(@namespace + "CatalogSymbol" /*,@namespace*/).Value.Trim();
XElement conversionElement = unitOfMeasureElement.Element("ConversionToBaseUnit" /*,@namespace*/);
double a = 1.0;
double b = 0.0;
double c = 0.0;
double d = 1.0;
if (conversionElement != null)
{
String factorText = conversionElement.Element(@namespace + "Factor" /*,@namespace*/).Value.Trim();
XElement fractionElement = conversionElement.Element(@namespace + "Fraction" /*,@namespace*/);
XElement formulaElement = conversionElement.Element(@namespace + "Formula" /*,@namespace*/);
if (factorText != null)
{
try {
a = Double.Parse(factorText);
}
catch (FormatException exception) {
//Debug.Assert(false : "Invalid numeric value: " + factorText;
}
}
else if (fractionElement != null)
{
String numeratorText = fractionElement.Element(@namespace + "Numerator" /*,@namespace*/).Value.Trim();
String denominatorText = fractionElement.Element(@namespace + "Denominator" /*,@namespace*/).Value.Trim();
try {
double numerator = Double.Parse(numeratorText);
double denominator = Double.Parse(denominatorText);
a = numerator / denominator;
}
catch (FormatException exception) {
//Debug.Assert(false : "Invalid numeric value: " + numeratorText + "/" + denominatorText;
}
}
else if (formulaElement != null)
{
String aText = formulaElement.Element(@namespace + "A" /*, @namespace*/).Value.Trim();
String bText = formulaElement.Element(@namespace + "B" /*, @namespace*/).Value.Trim();
String cText = formulaElement.Element(@namespace + "C" /*, @namespace*/).Value.Trim();
String dText = formulaElement.Element(@namespace + "D" /*, @namespace*/).Value.Trim();
try {
a = Double.Parse(aText);
b = Double.Parse(bText);
c = Double.Parse(cText);
d = Double.Parse(dText);
}
catch (FormatException exception) {
//Debug.Assert(false : "Invalid numeric value: " + aText + "," + bText + "," + cText + "," + dText;
}
}
}
WitsmlUnit unit = new WitsmlUnit(unitName, unitSymbol,
a, b, c, d);
foreach (WitsmlQuantity quantity in quantitiesForUnit)
{
quantity.addUnit(unit, isBaseUnit);
}
}
}
catch (IOException exception) {
//Debug.Assert(false : "Parse error: " + filePath;
}
catch (Exception /*JDOMException*/ exception) {
//Debug.Assert(false : "Parse error: " + filePath;
}
foreach (WitsmlQuantity q in quantities)
{
if (!hasBaseUnit.Contains(q))
{
Console.WriteLine(
//System.out.println(
"NO BASE UNIT: " + q.getName());
}
}
}
