Examples of javax.xml.xpath.XPathExpressionException

javax.xml.xpath.XPathExpressionException
XPathExpressionException represents an error in an XPath expression.
@author Norman Walsh @author Jeff Suttor @version $Revision: 226183 $, $Date: 2005-04-08 06:39:14 -0400 (Fri, 08 Apr 2005) $ @since 1.5

    private void processInitializerFinalizer(XPath xpath, Node flowDefinition, FlowBuilder flowBuilder) throws XPathExpressionException {
        // <editor-fold defaultstate="collapsed">
        NodeList initializerNodeList = (NodeList) 
                xpath.evaluate(".//ns1:initializer/text()", flowDefinition, XPathConstants.NODESET);
        if (1 < initializerNodeList.getLength()) {
            throw new XPathExpressionException("At most one <initializer> is allowed.");
        }
        
        if (1 == initializerNodeList.getLength()) {
            String initializerStr = initializerNodeList.item(0).getNodeValue().trim();
            flowBuilder.initializer(initializerStr);
        }


        NodeList finalizerNodeList = (NodeList) 
                xpath.evaluate(".//ns1:finalizer/text()", flowDefinition, XPathConstants.NODESET);
        if (1 < finalizerNodeList.getLength()) {
            throw new XPathExpressionException("At most one <finalizer> is allowed.");
        }
        
        if (1 == finalizerNodeList.getLength()) {
            String finalizerStr = finalizerNodeList.item(0).getNodeValue().trim();
            flowBuilder.finalizer(finalizerStr);

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        // <editor-fold defaultstate="collapsed">
        String startNodeId = null;
        NodeList startNodeList = (NodeList) xpath.evaluate(".//ns1:start-node/text()", 
                flowDefinition, XPathConstants.NODESET);
        if (1 < startNodeList.getLength()) {
            throw new XPathExpressionException("Within <flow-definition> at most one <start-node> is allowed");
        }
        if (null != startNodeList && 1 == startNodeList.getLength()) {
            startNodeId = startNodeList.item(0).getNodeValue().trim();
        }

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            localName = node.getLocalName();
            throwException = true;
        }
        
        if (throwException) {
            throw new XPathExpressionException("<" + localName + 
                    "> must have an \"id\" attribute.");
        }
        
        return result;
        // </editor-fold>

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            return getResultAsType( resultObject, returnType );
        } catch ( java.lang.NullPointerException npe ) {
            // If VariableResolver returns null Or if we get 
            // NullPointerException at this stage for some other reason
            // then we have to reurn XPathException 
            throw new XPathExpressionException ( npe );
        } catch ( javax.xml.transform.TransformerException te ) {
            Throwable nestedException = te.getException();
            if ( nestedException instanceof javax.xml.xpath.XPathFunctionException ) {
                throw (javax.xml.xpath.XPathFunctionException)nestedException;
            } else {
                // For any other exceptions we need to throw 
                // XPathExpressionException ( as per spec )
                throw new XPathExpressionException ( te );
            }
        } 
        
    }

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            Document document = getParser().parse( source );


            XObject resultObject = eval( expression, document );
            return getResultAsType( resultObject, returnType );
        } catch ( SAXException e ) {
            throw new XPathExpressionException ( e );
        } catch( IOException e ) {
            throw new XPathExpressionException ( e );            
        } catch ( javax.xml.transform.TransformerException te ) {
            Throwable nestedException = te.getException();
            if ( nestedException instanceof javax.xml.xpath.XPathFunctionException ) {
                throw (javax.xml.xpath.XPathFunctionException)nestedException;
            } else {
                throw new XPathExpressionException ( te );
            }
        }


    }

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    {
      return Double.parseDouble( string );
    } 
    catch (NumberFormatException e) 
    {
      throw new XPathExpressionException("Could not parse value [" + string + "] to double" );
    }
  }

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        {
            payload = payloadProxy.getPayload(message);
        } 
        catch (MessageDeliverException e) 
        {
            throw new XPathExpressionException(e);
        }


        if(payload instanceof byte[]) 
        {
            return new InputSource(new ByteArrayInputStream((byte[]) payload));
        } 
        else if(payload instanceof String) 
        {
            return new InputSource(new StringReader((String) payload));
        } 
        else 
        {
            throw new XPathExpressionException("Unsupport expression input object type: " + payload.getClass().getName());
        }
    }

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            return eval( item, returnType);
        } catch ( java.lang.NullPointerException npe ) {
            // If VariableResolver returns null Or if we get
            // NullPointerException at this stage for some other reason
            // then we have to reurn XPathException
            throw new XPathExpressionException ( npe );
        } catch ( javax.xml.transform.TransformerException te ) {
            Throwable nestedException = te.getException();
            if ( nestedException instanceof javax.xml.xpath.XPathFunctionException ) {
                throw (javax.xml.xpath.XPathFunctionException)nestedException;
            } else {
                // For any other exceptions we need to throw
                // XPathExpressionException ( as per spec )
                throw new XPathExpressionException( te);
            }
        }


    }

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            }
            db = dbf.newDocumentBuilder();
            Document document = db.parse( source );
            return eval(  document, returnType );
        } catch ( Exception e ) {
            throw new XPathExpressionException ( e );
        }
    }

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            return getResultAsType( resultObject, returnType );
        } catch ( java.lang.NullPointerException npe ) {
            // If VariableResolver returns null Or if we get
            // NullPointerException at this stage for some other reason
            // then we have to reurn XPathException
            throw new XPathExpressionException ( npe );
        } catch ( javax.xml.transform.TransformerException te ) {
            Throwable nestedException = te.getException();
            if ( nestedException instanceof javax.xml.xpath.XPathFunctionException ) {
                throw (javax.xml.xpath.XPathFunctionException)nestedException;
            } else {
                // For any other exceptions we need to throw
                // XPathExpressionException ( as per spec )
                throw new XPathExpressionException ( te );
            }
        }


    }

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