public Document getDoc(String filename) throws IOException, JDOMException {
        SAXBuilder sb = new SAXBuilder();
//    SAXBuilder sb = new SAXBuilder("org.apache.crimson.parser.XMLReaderImpl");
        Document doc = null;
  
        //传递的是文件路径时
        doc = sb.build(new FileInputStream(filename));
        return doc;
    }
DOM4J测试用例如下
 public Document getDoc(String filename) throws FileNotFoundException, DocumentException {
        SAXReader sb = new SAXReader();
        Document doc = null;
        //传递的是文件路径时
        doc = sb.read(new FileInputStream(filename));
        return doc;
    }
测试平台环境:
Intel 1.4G 迅驰 768MB , winXp Pro sp2, JDK 1.4.2 
JDOM版本 1.0RC1
DOM4j版本 1.5.2
