public String getSignature() {
final int count = functionDescription.getParameterCount();
final StringBuffer signature = new StringBuffer(getName());
signature.append('(');
for (int i = 0; i < count; i++) {
signature.append(functionDescription.getParameterDisplayName(i, defaultLocale));
if (i != (count - 1)) {
signature.append(';');
}
}
signature.append(')');
return signature.toString();
}
public StarFunctionDescription(
final DefaultFormulaContext defaultContext,
final XComponentContext context,
final XFunctionCategory category,
final FunctionDescription functionDescription) {
m_xContext = context;
this.category = category;
Locale locale;
try {
functionDescription.getDisplayName(defaultContext.getLocalizationContext().getLocale());
locale = defaultContext.getLocalizationContext().getLocale();
} catch (MissingResourceException e) {
locale = Locale.ENGLISH;
}
this.defaultLocale = locale;
this.functionDescription = functionDescription;
// use the last parameter of the PropertySetMixin constructor
// for your optional attributes if necessary. See the documentation
// of the PropertySetMixin helper for further information.
// Ensure that your attributes are initialized correctly!
m_prophlp =
new PropertySetMixin(
m_xContext, this, new Type(com.sun.star.report.meta.XFunctionDescription.class), null);
}
public com.sun.star.sheet.FunctionArgument[] getArguments() {
int count = functionDescription.getParameterCount();
final boolean infinite = functionDescription.isInfiniteParameterCount();
if (infinite) {
count = 30;
}
final FunctionArgument[] args = new FunctionArgument[count];
for (int i = 0; i < args.length; i++) {
final int pos = infinite ? 0 : i;
args[i] = new FunctionArgument();
args[i].Description = functionDescription.getParameterDescription(pos, defaultLocale);
args[i].Name = functionDescription.getParameterDisplayName(pos, defaultLocale);
args[i].IsOptional = !functionDescription.isParameterMandatory(pos);
}
return args;
}
public String getDescription() {
try {
return functionDescription.getDescription(defaultLocale);
} catch (Exception ex) {
}
return "Missing function description for " + this.getClass().getName();
}
public String createFormula(String[] arguments)
throws com.sun.star.lang.DisposedException, com.sun.star.lang.IllegalArgumentException,
com.sun.star.uno.Exception {
final boolean infinite = functionDescription.isInfiniteParameterCount();
final int count = functionDescription.getParameterCount();
if (!infinite && arguments.length > count) {
throw new com.sun.star.lang.IllegalArgumentException();
}
final StringBuffer formula = new StringBuffer(getName());
formula.append('(');
for (int i = 0; i < arguments.length; ++i) {
if (arguments[i].length() == 0) {
break;
}
formula.append(arguments[i]);
if (i < (arguments.length - 1) && arguments[i + 1].length() != 0) {
formula.append(';');
}
}
formula.append(')');
return formula.toString();
}