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

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

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                                throw new XPathException(null,"XPath result cannot contain both values and nodes"); // $NLS-AbstractXercesDriver.AnXPathresultcannotcontainbothval.1-1$
                            }
                            if(result!=null) {
                                throw new XPathException(null,"XPath exception cannot return multiple values"); // $NLS-AbstractXercesDriver.AnXPathExceptioncannotreturnmulti.1-1$
                            }
                            result = new XResultUtils.NumberValue(res.num());
                        } break;
                        case XObject.CLASS_STRING: {
                            if(nodes!=null) {
                                throw new XPathException(null,"XPath result cannot contain both values and nodes"); // $NLS-AbstractXercesDriver.AnXPathresultcannotcontainbothval.2-1$
                            }

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                                throw new XPathException(null,"XPath result cannot contain both values and nodes"); // $NLS-AbstractXercesDriver.AnXPathresultcannotcontainbothval.1-1$
                            }
                            if(result!=null) {
                                throw new XPathException(null,"XPath exception cannot return multiple values"); // $NLS-AbstractXercesDriver.AnXPathExceptioncannotreturnmulti.1-1$
                            }
                            result = new XResultUtils.NumberValue(res.num());
                        } break;
                        case XObject.CLASS_STRING: {
                            if(nodes!=null) {
                                throw new XPathException(null,"XPath result cannot contain both values and nodes"); // $NLS-AbstractXercesDriver.AnXPathresultcannotcontainbothval.2-1$
                            }

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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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            return xobj.str();
          else if(javaClass == Boolean.TYPE)
            return new Boolean(xobj.bool());
          else 
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
        }
        // break; Unreachable
        
      case XObject.CLASS_STRING:

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          }
          else if(javaClass == Boolean.TYPE)
            return new Boolean(xobj.bool());
          else 
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
        }
        // break; Unreachable
        
      case XObject.CLASS_RTREEFRAG:

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          {
            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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            System.out.flush();
            System.out.println("\n===== start predicate count ========");
            System.out.println("m_predicateIndex: " + m_predicateIndex);
            // System.out.println("getProximityPosition(m_predicateIndex): "
            //                   + getProximityPosition(m_predicateIndex));
            System.out.println("pred.num(): " + pred.num());
          }


          int proxPos = this.getProximityPosition(m_predicateIndex);
          int predIndex = (int) pred.num();
          if (proxPos != predIndex)

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