/// <summary>
/// Timezone-from-DateTime operation.
/// </summary>
/// <param name="args">
/// Result from the expressions evaluation. </param>
/// <exception cref="DynamicError">
/// Dynamic error. </exception>
/// <returns> Result of fn:timezone-from-dateTime operation. </returns>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public static org.eclipse.wst.xml.xpath2.api.ResultSequence timezone_from_date_time(java.util.Collection args) throws org.eclipse.wst.xml.xpath2.processor.DynamicError
public static ResultSequence timezone_from_date_time(ICollection args)
{
ICollection cargs = Function.convert_arguments(args, expected_args());
var i = cargs.GetEnumerator();
i.MoveNext();
ResultSequence arg1 = (ResultSequence)i.Current;
if (arg1 == null || arg1.empty())
{
return(ResultBuffer.EMPTY);
}
XSDateTime dt = (XSDateTime)arg1.first();
if (dt.timezoned())
{
return(dt.tz());
}
return(ResultBuffer.EMPTY);
}
/// <summary>
/// Evaluate the function using the arguments passed.
/// </summary>
/// <param name="args">
/// Result from the expressions evaluation. </param>
/// <param name="sc">
/// Result of static context operation. </param>
/// <exception cref="DynamicError">
/// Dynamic error. </exception>
/// <returns> Result of the fn:dateTime operation. </returns>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public static org.eclipse.wst.xml.xpath2.api.ResultSequence adjustdateTime(java.util.Collection args, org.eclipse.wst.xml.xpath2.api.DynamicContext dynamicContext) throws org.eclipse.wst.xml.xpath2.processor.DynamicError
public static ResultSequence adjustdateTime(ICollection args, org.eclipse.wst.xml.xpath2.api.DynamicContext dynamicContext)
{
ICollection cargs = Function.convert_arguments(args, expectedArgs());
// get args
IEnumerator argiter = cargs.GetEnumerator();
argiter.MoveNext();
ResultSequence arg1 = (ResultSequence)argiter.Current;
if (arg1 == null || arg1.empty())
{
return(ResultBuffer.EMPTY);
}
ResultSequence arg2 = null;
if (argiter.MoveNext())
{
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
arg2 = (ResultSequence)argiter.Current;
}
XSDateTime dateTime = (XSDateTime)arg1.item(0);
XSDayTimeDuration timezone = null;
if (arg2 != null && arg2.empty())
{
if (dateTime.timezoned())
{
CalendarType localized = new XSDateTime(dateTime.calendar(), null);
return(localized);
}
else
{
return(arg1);
}
}
else if (arg2 == null)
{
CalendarType localized = new XSDateTime(dateTime.normalizeCalendar(dateTime.calendar(), dateTime.tz()), null);
return(localized);
}
timezone = (XSDayTimeDuration)arg2.item(0);
if (timezone.lt(minDuration, dynamicContext) || timezone.gt(maxDuration, dynamicContext))
{
throw DynamicError.invalidTimezone();
}
if (dateTime.tz() == null)
{
return(new XSDateTime(dateTime.calendar(), timezone));
}
XMLGregorianCalendar xmlCalendar = _datatypeFactory.newXMLGregorianCalendar((GregorianCalendar)dateTime.normalizeCalendar(dateTime.calendar(), dateTime.tz()));
Duration duration = _datatypeFactory.newDuration(timezone.StringValue);
xmlCalendar.add(duration);
return(new XSDateTime(xmlCalendar.toGregorianCalendar(), timezone));
}