[android]-xml解析示便-SAX

支持任意级深度的xml,通过taglist.get(length)来获取结点值,通过taglist.size()来获取xml结点的深度
package com.nt.demo.xml;import java.util.ArrayList;import java.util.List;import org.xml.sax.Attributes;import org.xml.sax.SAXException;import org.xml.sax.helpers.DefaultHandler;public class ORDER_Product_Handler extends DefaultHandler {public StringBuffer sb_text = new StringBuffer();private List<String> taglist = new ArrayList<String>();public List<String> attach = new ArrayList<String>();public List<String> attachments = new ArrayList<String>();public void startDocument() throws SAXException {System.out.println("-------order xml begin----------");// ------gen html------sb_text.append("<html><head></head><style type=\"text/css\">body,td,th {font-size: 12px;}</style><body>");// ---------add on 2012.03.09----------sb_text.append("<table width=\"100%\" border=\"0\" align=\"center\" cellpadding=\"2\" cellspacing=\"1\">");sb_text.append("<tr bgcolor=\"#99CCFF\">");// sb_text.append("<td><a href=\"htzl\">订单资料</a></td>");// sb_text.append("<td bgcolor=\"#ffffff\">成本估算</td>");sb_text.append("<td><a href=\"order_ddzl\">订单资料</a></td>");sb_text.append("<td bgcolor=\"#ffffff\">产品资料</td>");sb_text.append("</tr>");sb_text.append("</table>");// ------------------------------sb_text.append("<table width=\"100%\" border=\"0\" align=\"center\" cellpadding=\"2\" cellspacing=\"1\">");}public void endDocument() throws SAXException {System.out.println("----------order xml end---------");// ------gen html------sb_text.append("</table><br/>");sb_text.append("</body></html>");}public void startElement(String namespaceURI, String localName,String qName, Attributes attr) throws SAXException {System.out.println("start element:" + localName);// 把tag加到taglist中以便使用taglist.add(localName);//System.out.println(String.format("taglist.size():%s,localName:%s",taglist.size(), localName));if (taglist.size() >= 2) {if (localName.equals("line")) {// <line Seq="1" ProcuctDesc="" ProcuctType="" Vender=""// Price="" Quantity="" Psum="" Mdate1="" Mdate2="" MPeriod=""/>// 判断父节点标签// 获取标签的全部属性for (int i = 0; i < attr.getLength(); i++) {System.out.println(attr.getLocalName(i) + "="+ attr.getValue(i));sb_text.append("<tr><td bgcolor=\"#99CCFF\">&nbsp;");// sb_text.append(attr.getLocalName(i));if (attr.getLocalName(i).equalsIgnoreCase("Seq")) {sb_text.append("序号");} else if (attr.getLocalName(i).equalsIgnoreCase("ProcuctDesc")) {sb_text.append("产品摘要");} else if (attr.getLocalName(i).equalsIgnoreCase("ProcuctType")) {sb_text.append("类别");} else if (attr.getLocalName(i).equalsIgnoreCase("Vender")) {sb_text.append("生产商");} else if (attr.getLocalName(i).equalsIgnoreCase("Price")) {sb_text.append("销售价格");} else if (attr.getLocalName(i).equalsIgnoreCase("Quantity")) {sb_text.append("数量");} else if (attr.getLocalName(i).equalsIgnoreCase("Psum")) {sb_text.append("金额");} else if (attr.getLocalName(i).equalsIgnoreCase("Mdate1")) {sb_text.append("维护开始日期");} else if (attr.getLocalName(i).equalsIgnoreCase("Mdate2")) {sb_text.append("维护结束日期");} else if (attr.getLocalName(i).equalsIgnoreCase("MPeriod")) {sb_text.append("维护期");}sb_text.append("</td><td bgcolor=\"#CCCCCC\">&nbsp;");sb_text.append(attr.getValue(i));sb_text.append("</td></tr>");}sb_text.append("<tr><td bgcolor=\"#99CCFF\" colspan=\"2\">&nbsp;--------------</td></tr>");}// --------------}// ------gen html------// sb_text.append(localName);// sb_text.append(":");}public void endElement(String namespaceURI, String localName, String qName)throws SAXException {System.out.println("end element:" + taglist.get(taglist.size() - 1));taglist.remove(taglist.size() - 1);// 移除最先放到list中的元素if (localName.equals("r")) {this.printout();}// ------gen html------// sb_text.append("<br/>");if (localName.equalsIgnoreCase("line")) {sb_text.append("</td></tr>");}}public void characters(char[] ch, int start, int length)throws SAXException {String curtagname = taglist.get(taglist.size() - 1);String elementtext = new String(ch, start, length);String output = String.format("tag[%s]:%s",taglist.get(taglist.size() - 1), elementtext);System.out.println(output);// ------gen html------if (curtagname.equalsIgnoreCase("line")) {sb_text.append(elementtext);}// -----------------------------}private void printout() {System.out.print("output:");System.out.println();System.out.print(sb_text.toString());System.out.println();}}
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