Package com.hp.hpl.jena.sparql.util

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

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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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        throw new ARQInternalErrorException("Attempt to fixupDateOrDateTime on "+nv);
    }
   
    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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    /** Get the timezone in XSD tiezone format (e.g. "Z" or "+01:00").
     * Assumes the NodeValue is of suitable datatype.
     */
    private static String tzStrFromNV(NodeValue nv) {
        DateTimeStruct dts = parseAnyDT(nv) ;
        if ( dts == null )
            return "" ;
        String tzStr = dts.timezone ;
        if ( tzStr == null )
            tzStr = "" ;
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            // ==> time
            if ( nv.isTime() ) return nv ;
            if ( ! nv.isDateTime() ) throw new ExprEvalTypeException("Can't cast to XSD:time: "+nv) ;
            // Careful formatting
           
            DateTimeStruct dts = parseAnyDT(nv) ;
            if ( dts.timezone == null ) dts.timezone = "" ;
            String x = String.format("%s:%s:%s%s", dts.hour, dts.minute, dts.second, dts.timezone) ;
            return NodeValue.makeNode(x, xsd) ;
        }
   
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Related Classes of com.hp.hpl.jena.sparql.util.DateTimeStruct

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