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

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

      switch (object.getType()) {
      case XObject.CLASS_NODESET:
        value = object.nodeset().nextNode();
        break;
      case XObject.CLASS_BOOLEAN:
        value = object.bool() ? Boolean.TRUE : Boolean.FALSE;
        break;
      case XObject.CLASS_NUMBER:
        value = new Double(object.num());
        break;
      default:

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      switch (object.getType()) {
        case XObject.CLASS_NODESET:
          value = object.nodeset().nextNode();
          break;
        case XObject.CLASS_BOOLEAN:
          value = object.bool() ? Boolean.TRUE : Boolean.FALSE;
          break;
        case XObject.CLASS_NUMBER:
          value = new Double(object.num());
          break;
        default:

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      case XObject.CLASS_BOOLEAN:
        {
          if(javaClass == java.lang.String.class)
            return xobj.str();
          else
            return new Boolean(xobj.bool());
        }
        // break; Unreachable
      case XObject.CLASS_NUMBER:
        {
          if(javaClass == java.lang.String.class)

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      case XObject.CLASS_NUMBER:
        {
          if(javaClass == java.lang.String.class)
            return xobj.str();
          else if(javaClass == Boolean.TYPE)
            return new Boolean(xobj.bool());
          else 
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
        }

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              return new Character(str.charAt(0));
            else
              return null; // ??
          }
          else if(javaClass == Boolean.TYPE)
            return new Boolean(xobj.bool());
          else 
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }
        }

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          {
            return xobj.str();
          }
          else if(javaClass == Boolean.TYPE)
          {
            return new Boolean(xobj.bool());
          }
          else if(javaClass.isPrimitive())
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }

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          {
            return xobj.str();
          }
          else if(javaClass == Boolean.TYPE)
          {
            return new Boolean(xobj.bool());
          }
          else if(javaClass.isPrimitive())
          {
            return convertDoubleToNumber(xobj.num(), javaClass);
          }

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        XObject result = JSTLXPathAPI.eval( contextNode, xpath,
        jstlPrefixResolver, xpathSupport, varVector);
        
        try {
            return result.bool();
        } catch (TransformerException ex) {
            throw new JspTagException(
                Resources.getMessage("XPATH_ERROR_XOBJECT", ex.toString()), ex);            
        }
    }

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                //System.out.println("JSTLXPathAPI.getNodeList thrown exception:"+ e);
                Vector vector = new Vector();
                Object resultObject = null;
                if ( result.getType()== XObject.CLASS_BOOLEAN ) {
                    resultObject = new Boolean( result.bool());
                } else if ( result.getType()== XObject.CLASS_NUMBER ) {
                    resultObject = new Double( result.num());
                } else if ( result.getType()== XObject.CLASS_STRING ) {
                    resultObject = result.str();
                }

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      private Object evalUnaryOperation(int op, String owner, int pos) throws Exception {
         XObject val = (XObject)evaluate(owner, cmp.getFirstChildPos(pos));
         switch ( op ) {
            case OpCodes.OP_NEG:    return new XNumber(-val.num());
            case OpCodes.OP_STRING: return new XString(val.str());
            case OpCodes.OP_BOOL:   return new XBoolean(val.bool());
            case OpCodes.OP_NUMBER: return new XNumber(val.num());
            default:                return null; // Won't happen
         }
      }

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