/**
* Test method for {@link EvaluationException#EvaluationException(java.lang.String,
* java.lang.Throwable)}.
*/
@Test
public void testEvaluationExceptionStringThrowable() {
Throwable cause = new Throwable();
EvaluationException exception = new EvaluationException("my message", cause);
assertEquals("my message", exception.getMessage());
assertEquals(cause, exception.getCause());
}
/** Test method for {@link EvaluationException#EvaluationException(java.lang.Throwable)}. */
@Test
public void testEvaluationExceptionThrowable() {
Throwable cause = new Throwable();
EvaluationException exception = new EvaluationException(cause);
assertEquals(cause.toString(), exception.getMessage());
assertEquals(cause, exception.getCause());
}
// Extract all quotes from the quote bundle which cause the given
// expression to equate to true. If there is no expression (string is null or
// empty) then extract all the quotes.
private List extractQuotesUsingRule(String filterExpression, EODQuoteBundle quoteBundle) {
// If there is no rule, then just return all quotes
if (filterExpression == null || filterExpression.length() == 0)
return extractAllQuotes(quoteBundle);
// First parse the expression
Expression expression = null;
try {
expression = Parser.parse(filterExpressionString);
} catch (ExpressionException e) {
// We should have already checked the string for errors before here
assert false;
}
// Add symbols to list when expression proves true
ArrayList quotes = new ArrayList();
Iterator iterator = quoteBundle.iterator();
TradingDate lastDate = quoteBundle.getLastDate();
try {
// Traverse all symbols on all dates
while (iterator.hasNext()) {
Quote quote = (Quote) iterator.next();
Symbol symbol = quote.getSymbol();
TradingDate date = quote.getDate();
int dateOffset = 0;
try {
dateOffset = quoteBundle.dateToOffset(date);
} catch (WeekendDateException e) {
assert false;
}
if (!singleDate || (lastDate.equals(quote.getDate()))) {
if (expression.evaluate(new Variables(), quoteBundle, symbol, dateOffset)
>= Expression.TRUE_LEVEL) quotes.add(quote);
}
}
return quotes;
} catch (EvaluationException e) {
// Tell user expression didnt evaluate properly
JOptionPane.showInternalMessageDialog(
DesktopManager.getDesktop(),
e.getReason() + ": " + expression.toString(),
Locale.getString("ERROR_EVALUATION_EQUATION"),
JOptionPane.ERROR_MESSAGE);
// delete erroneous expression
expression = null;
// If the expression didn't evaluate then just return all the quotes
return extractAllQuotes(quoteBundle);
}
}
public ValueEval evaluate(
final ValueEval[] args, final int srcRowIndex, final int srcColumnIndex) {
if (args.length == 0 || args.length > 2) {
// Wrong number of arguments
return ErrorEval.VALUE_INVALID;
}
try {
double[] values = AggregateFunction.ValueCollector.collectValues(args[0]);
double guess;
if (args.length == 2) {
guess = NumericFunction.singleOperandEvaluate(args[1], srcRowIndex, srcColumnIndex);
} else {
guess = 0.1d;
}
double result = irr(values, guess);
NumericFunction.checkValue(result);
return new NumberEval(result);
} catch (EvaluationException e) {
return e.getErrorEval();
}
}
/** Test method for {@link EvaluationException#EvaluationException(java.lang.String)}. */
@Test
public void testEvaluationExceptionString() {
EvaluationException exception = new EvaluationException("my message");
assertEquals("my message", exception.getMessage());
assertNull(exception.getCause());
}
/** Test method for {@link EvaluationException#EvaluationException()}. */
@Test
public void testEvaluationException() {
EvaluationException exception = new EvaluationException();
assertNull(exception.getMessage());
assertNull(exception.getCause());
}
