Examples of com.hp.hpl.jena.sparql.util.DateTimeStruct

com.hp.hpl.jena.sparql.util.DateTimeStruct
XDS date/time 7-compoent model. Includes parsing xsd:dateTime, xsd:date and xsd:g

//        return x ;
//    }
    
    private static NodeValue fixupDateTime(NodeValue nv)
    {
        DateTimeStruct dts = DateTimeStruct.parseDateTime(nv.asNode().getLiteralLexicalForm()) ;
        if ( dts.timezone != null )
            return null ;
        dts.timezone = defaultTimezone ;
        nv = NodeValue.makeDateTime(dts.toString()) ;
        if ( ! nv.isDateTime() )
            throw new ARQInternalErrorException("Failed to reform an xsd:dateTime") ;
        return nv ;
    }

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        return nv ;
    }
    
    private static NodeValue fixupDate(NodeValue nv)
    {
        DateTimeStruct dts = DateTimeStruct.parseDate(nv.asNode().getLiteralLexicalForm()) ;
        if ( dts.timezone != null )
            return null ;
        dts.timezone = defaultTimezone ;
        nv = NodeValue.makeDate(dts.toString()) ;
        if ( ! nv.isDate() )
            throw new ARQInternalErrorException("Failed to reform an xsd:date") ;
        return nv ;
    }

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    public static NodeValue dtGetYear(NodeValue nv)
    {
        if ( nv.isDateTime() || nv.isDate() || nv.isGYear() || nv.isGYearMonth() )
        {
            DateTimeStruct dts = parseAnyDT(nv) ;
            return  NodeValue.makeNode(dts.year, XSDDatatype.XSDinteger) ;
        }
//        else if (nv.isGMonth() )
//            dts = DateTimeStruct.parseGMonth(lex) ;
//        else if (nv.isGMonthDay() )

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    public static NodeValue dtGetMonth(NodeValue nv)
    {
        if ( nv.isDateTime() || nv.isDate() || nv.isGYearMonth() || nv.isGMonth() || nv.isGMonthDay() )
        {
            DateTimeStruct dts = parseAnyDT(nv) ;
            return NodeValue.makeNode(dts.month, XSDDatatype.XSDinteger) ;
        }
        throw new ExprEvalException("Not a month datatype") ;
    }

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    public static NodeValue dtGetDay(NodeValue nv)
    {
        if ( nv.isDateTime() || nv.isDate() || nv.isGMonthDay() || nv.isGDay() )
        {
            DateTimeStruct dts = parseAnyDT(nv) ;
            return NodeValue.makeNode(dts.day, XSDDatatype.XSDinteger) ;
        }
        throw new ExprEvalException("Not a month datatype") ;
    }

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            throw new ExprEvalException("Not a datatype for time") ;    
    }
    
    public static NodeValue dtGetHours(NodeValue nv)
    {
        DateTimeStruct dts = parseTime(nv) ;
        return NodeValue.makeNode(dts.hour, XSDDatatype.XSDinteger) ;
    }

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        return NodeValue.makeNode(dts.hour, XSDDatatype.XSDinteger) ;
    }


    public static NodeValue dtGetMinutes(NodeValue nv)
    {
        DateTimeStruct dts = parseTime(nv) ;
        return NodeValue.makeNode(dts.minute, XSDDatatype.XSDinteger) ;
    }

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        return NodeValue.makeNode(dts.minute, XSDDatatype.XSDinteger) ;
    }


    public static NodeValue dtGetSeconds(NodeValue nv)
    {
        DateTimeStruct dts = parseTime(nv) ;
        return NodeValue.makeNode(dts.second, XSDDatatype.XSDdecimal) ;
    }

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        return NodeValue.makeNode(dts.second, XSDDatatype.XSDdecimal) ;
    }


    public static NodeValue dtGetTZ(NodeValue nv)
    {
        DateTimeStruct dts = parseAnyDT(nv) ;
        if ( dts == null )
            throw new ExprEvalException("Not a data/time value: "+nv) ;
        if ( dts.timezone == null)
            return NodeValue.nvEmptyString ;
        return  NodeValue.makeString(dts.timezone) ;

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        return  NodeValue.makeString(dts.timezone) ;
    }
    
    public static NodeValue dtGetTimezone(NodeValue nv)
    {
        DateTimeStruct dts = parseAnyDT(nv) ;
        if ( dts == null || dts.timezone == null )
            throw new ExprEvalException("Not a datatype with a timezone: "+nv) ;
        if ( "".equals(dts.timezone) )
            return null ;
        if ("Z".equals(dts.timezone) )

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com.hp.hpl.jena.sparql.expr.nodevalue.XSDFuncOp

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