java SAX解析XML文件

import java.io.File;
import java.io.FileNotFoundException;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
public class ResolveXmlFile {
 
 public void resolverXml() throws DocumentException, FileNotFoundException{
  
  //读取xml文件 来得到document
  SAXReader reader = new SAXReader();
  Document document = reader.read(new File("F:\\Workspaces\\DomXmlProject\\src\\T_AR_OtherBillentry.xml"));
  Element root = document.getRootElement();
  //循环根节点
  for(java.util.Iterator it =root.elementIterator("columns");it.hasNext();){
    Element elm=(Element)it.next();
    
    //循环子节点
    for(java.util.Iterator it1 = elm.elementIterator("column");it1.hasNext();){
     Element elm1 =(Element)it1.next();
     Element name=elm1.element("name");              //取得节点
     Element type=elm1.element("sqlType");   //取得节点
     System.out.println(name.getData().toString()+type.getData().toString());
    }
   }
 }
 
 public static void main(String[] args) throws DocumentException, FileNotFoundException{
  ResolveXmlFile rx = new ResolveXmlFile();
  rx.resolverXml();
 }
}