public class readxml {
  public readxml() {
  }
  public static void main(String arge[])
  {
  long lasting =System.currentTimeMillis();
  try {
  File f= new File("E:/business.xml");
  DocumentBuilderFactory factory=DocumentBuilderFactory.newInstance();
  DocumentBuilder builder=factory.newDocumentBuilder();
  Document doc = builder.parse(f);
  NodeList nl=doc.getElementsByTagName("root");
  for (int i=0;i<nl.getLength();i++){
       String bname= doc.getElementsByTagName("businessName" ).item(i).getFirstChild().getNodeValue();  
       String subBName=doc.getElementsByTagName("subBusinessName").item(i).getFirstChild().getNodeValue();

}

  }
  catch (Exception e)
  {
  e.printStackTrace();
  }

  }
}
运行时提示：：
org.xml.sax.SAXParseException: 所期望的“</businessName>”终止在行11上启动的组件。
at org.apache.crimson.parser.Parser2.fatal(Parser2.java:3339)

at org.apache.crimson.parser.Parser2.fatal(Parser2.java:3333)

at org.apache.crimson.parser.Parser2.maybeElement(Parser2.java:1660)

at org.apache.crimson.parser.Parser2.content(Parser2.java:1926)

at org.apache.crimson.parser.Parser2.maybeElement(Parser2.java:1654)

at org.apache.crimson.parser.Parser2.content(Parser2.java:1926)

at org.apache.crimson.parser.Parser2.maybeElement(Parser2.java:1654)

at org.apache.crimson.parser.Parser2.parseInternal(Parser2.java:634)

at org.apache.crimson.parser.Parser2.parse(Parser2.java:333)

at org.apache.crimson.parser.XMLReaderImpl.parse(XMLReaderImpl.java:448)

at org.apache.crimson.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:185)

at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:151)

at readxml.main(readxml.java:16)

我是一新手，希望大家多多指教！！！！