Examples of org.apache.xpath.objects.XObject.num()

org.apache.xpath.objects.XObject.num()
Cast result object to a number. Always issues an error. @return 0.0 @throws javax.xml.transform.TransformerException

          {
            return new Boolean(xobj.bool());
          }
          else if(javaClass.isPrimitive())
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
          else
          {
            DTMIterator iter = ((XRTreeFrag) xobj).asNodeIterator();
            int rootHandle = iter.nextNode();

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          {
            return new Boolean(xobj.bool());
          }
          else if(javaClass.isPrimitive())
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
          else
          {
            DTMIterator iter = xobj.iter();
            int childHandle = iter.nextNode();

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   * @throws javax.xml.transform.TransformerException
   */
  public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException
  {
          final XObject obj = m_arg0.execute(xctxt);
          final double val= obj.num();
          if (val >= -0.5 && val < 0) return new XNumber(-0.0);
          if (val == 0.0) return new XNumber(val);
          return new XNumber(java.lang.Math.floor(val
                                            + 0.5));
  }

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        n1Num = r1.num();


        // Can't use NaN for compare. They are never equal. Use zero instead.
        // That way we can keep elements in document order. 
        //n1Num = Double.isNaN(d) ? 0.0 : d;
        n2Num = r2.num();
        //n2Num = Double.isNaN(d) ? 0.0 : d;
      }


      if ((n1Num == n2Num) && ((kIndex + 1) < m_keys.size()))
      {

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        double d;


        if (k1.m_treatAsNumbers)
        {
          d = r.num();


          // Can't use NaN for compare. They are never equal. Use zero instead.  
          m_key1Value = new Double(d);
        }
        else

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          XObject r2 = k2.m_selectPat.execute(m_execContext, node,
                                              k2.m_namespaceContext);


          if (k2.m_treatAsNumbers) {
            d = r2.num();
            m_key2Value = new Double(d);
          } else {
            m_key2Value = k2.m_col.getCollationKey(r2.str());
          }
        }

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          try
          {
            if (XObject.CLASS_NUMBER == pred.getType())
            {
              int pos = (int) pred.num();
  
              if (positionAlreadySeen)
              {
                result = (pos == 1);

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      XObject score = m_mainExp.execute(xctxt);


      if (DEBUG_MATCHES)
      {
        DTM dtm = xctxt.getDTM(context);
        System.out.println("score: " + score.num() + " for "
                           + dtm.getNodeName(context) + " for xpath "
                           + this.getPatternString());
      }


      return score.num();

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        System.out.println("score: " + score.num() + " for "
                           + dtm.getNodeName(context) + " for xpath "
                           + this.getPatternString());
      }


      return score.num();
    }
    finally
    {
      xctxt.popCurrentNode();
      xctxt.popCurrentExpressionNode();

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    try
    {
      XObject score = execute(xctxt);


      return score.num();
    }
    finally
    {
      xctxt.popCurrentNode();
      xctxt.popCurrentExpressionNode();

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