Java tutorial
//package com.java2s; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerConfigurationException; import javax.xml.transform.TransformerFactory; public class Main { private static TransformerFactory transformerFactory; private static Transformer transformer; public static void refreshTransformer() { if (transformerFactory == null) { refreshTransformerFactory(); } try { transformer = transformerFactory.newTransformer(); } catch (TransformerConfigurationException e) { System.out.println("Transformer configuration error: " + e.getMessage()); } } public static void refreshTransformerFactory() { transformerFactory = TransformerFactory.newInstance(); } }