dom解析xml字符串
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xmlstr=<?xml version="1.0" encoding="GB2312"?><departmentList><department><departmentId>2</departmentId><domainId>300240</domainId><departmentName>3010</departmentName><description>斜土路</description><depId>1</depId><rank>null</rank><type>null</type><top>0</top><resv1>0</resv1><resv2>3010</resv2></department><department><departmentId>1</departmentId><domainId>300240</domainId><departmentName>RZRQ</departmentName><description>信用业务部</description><depId>0</depId><rank>null</rank><type>null</type><top>0</top><resv1>0</resv1><resv2>rzrq</resv2></department><department><departmentId>4</departmentId><domainId>300240</domainId><departmentName>信用交易部</departmentName><description>null</description><depId>0</depId><rank>null</rank><type>null</type><top>1</top><resv1>0</resv1><resv2>xyjyb</resv2></department><department><departmentId>3</departmentId><domainId>300240</domainId><departmentName>3020</departmentName><description>武宁路</description><depId>1</depId><rank>null</rank><type>null</type><top>1</top><resv1>0</resv1><resv2>3020</resv2></department><department><departmentId>5</departmentId><domainId>300240</domainId><departmentName>102</departmentName><description>莲前西营业部</description><depId>0</depId><rank>null</rank><type>null</type><top>2</top><resv1>0</resv1><resv2>102</resv2></department><department><departmentId>6</departmentId><domainId>300240</domainId><departmentName>国海测试部门01</departmentName><description>描述文本</description><depId>0</depId><rank>null</rank><type>null</type><top>3</top><resv1>null</resv1><resv2>null</resv2></department></departmentList>
/解析xmlstring字符串
public static List parseXml(String xmlstr){List dataList=new ArrayList();
//1解析器 工厂 类
DocumentBuilderFactory dbf=DocumentBuilderFactory.newInstance();
try
{
//通过 解析器工厂创建 一个 解析 器
DocumentBuilder db=dbf.newDocumentBuilder();
//解析xml文件
// Document dm=db.parse("f://person.xml");
//解析xml字符串
//将该字符串转为InputStream流
InputStream iStream=new ByteArrayInputStream(xmlstr.getBytes());
Document dm=db.parse(iStream);
//得到 所有 department节点
NodeList departments=dm.getElementsByTagName("department");
for(int i=0;i<departments.getLength();i++){
Map dataMap=new HashMap();
//element 和 node 是 同一 概念
//不同 的 是 element 提供 更多 方法
Element departElement = (Element)departments.item(i);
//部门ID
String departmentId=departElement.getElementsByTagName("departmentId")//部门ID
.item(0).getFirstChild().getNodeValue();
//部门名称
String departmentName=departElement.getElementsByTagName("departmentName")//部门名称
.item(0).getFirstChild().getNodeValue();
dataMap.put("departmentId", departmentId);
dataMap.put("departmentName", departmentName);
dataList.add(dataMap);
}
}
catch (ParserConfigurationException e)
{
e.printStackTrace();
}
catch (SAXException e)
{
e.printStackTrace();
}
catch (IOException e)
{
e.printStackTrace();
}
return dataList;
}
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