javax.xml.transform.TransformerException#getMessageAndLocation ( )源码实例Demo

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

/**
* Creates a parsed XPath expression with resolved namespaces. This is
* useful when an expression will be reused in an application since it
* makes it possible to compile the expression string into a more
* efficient internal form and preresolve all namespace prefixes which
* occur within the expression.
*
* @param expression The XPath expression string to be parsed.
* @param resolver The <code>resolver</code> permits translation of
*   prefixes within the XPath expression into appropriate namespace URIs
*   . If this is specified as <code>null</code>, any namespace prefix
*   within the expression will result in <code>DOMException</code>
*   being thrown with the code <code>NAMESPACE_ERR</code>.
* @return The compiled form of the XPath expression.
* @exception XPathException
*   INVALID_EXPRESSION_ERR: Raised if the expression is not legal
*   according to the rules of the <code>XPathEvaluator</code>i
* @exception DOMException
*   NAMESPACE_ERR: Raised if the expression contains namespace prefixes
*   which cannot be resolved by the specified
*   <code>XPathNSResolver</code>.
*
    * @see org.w3c.dom.xpath.XPathEvaluator#createExpression(String, XPathNSResolver)
    */
   public XPathExpression createExpression(
           String expression,
           XPathNSResolver resolver)
           throws XPathException, DOMException {

           try {

                   // If the resolver is null, create a dummy prefix resolver
                   XPath xpath =  new XPath(expression,null,
                        ((null == resolver) ? new DummyPrefixResolver() : ((PrefixResolver)resolver)),
                         XPath.SELECT);

       return new XPathExpressionImpl(xpath, m_doc);

           } catch (TransformerException e) {
                   // Need to pass back exception code DOMException.NAMESPACE_ERR also.
                   // Error found in DOM Level 3 XPath Test Suite.
                   if(e instanceof XPathStylesheetDOM3Exception)
                           throw new DOMException(DOMException.NAMESPACE_ERR,e.getMessageAndLocation());
                   else
                           throw new XPathException(XPathException.INVALID_EXPRESSION_ERR,e.getMessageAndLocation());

           }
   }
 

@Override
protected InputSource nextFile(File file) throws BuildException {
	try {
		ruleProcessor.process(super.nextFile(file));
	}
	catch(IOException io) {
		throw new BuildException("I/O problem processing " + file + ": "
			+ io.getMessage(), io, getLocation());
	}
	catch(SAXException se) {
		throw new BuildException("Problem processing " + file + ": "
			+ se.getMessage(), se, getLocation());
	}
	catch(TransformerException te) {
		throw new BuildException("Problem processing " + file + ": "
			+ te.getMessageAndLocation(), te, getLocation());
	}
	
	return super.nextFile(file); // TODO is this right?
}
 

/**
 * Uses a TransformerFactory with an identity transformation to convert a
 * Document into a String representation of the XML.
 *
 * @param document Document.
 * @return An XML String.
 * @throws IOException if an error occurs during transformation.
 */
public static String documentToString(Document document) throws IOException
{
    String xml;

    try
    {
        DOMSource dom = new DOMSource(document);
        StringWriter writer = new StringWriter();
        StreamResult output = new StreamResult(writer);

        // Use Transformer to serialize a DOM
        TransformerFactory factory = TransformerFactory.newInstance();
        Transformer transformer = factory.newTransformer();

        // No need for pretty printing
        transformer.setOutputProperty(OutputKeys.INDENT, INDENT_XML);

        // XML Declarations unexpected whitespace for legacy AS XMLDocument type,
        // so we always omit it. We can't tell whether one was present when
        // constructing the Document in the first place anyway...
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, OMIT_XML_DECLARATION);

        transformer.transform(dom, output);

        xml = writer.toString();
    }
    catch (TransformerException te)
    {
        throw new IOException("Error serializing Document as String: " + te.getMessageAndLocation());
    }
    return xml;
}