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public class XmlUtil {
@SuppressWarnings({ "rawtypes", "unchecked" })
public static Map Xml2Map(String xml) throws JDOMException, IOException {
Map map = new HashMap();
StringReader reader = new StringReader(xml);
SAXBuilder builder = new SAXBuilder();
Document build = builder.build(reader);
Element root = build.getRootElement();
List<Element> elements = root.getChildren();
for (Element e : elements) {
List<Element> cs = e.getChildren();
if (cs.isEmpty()) {
map.put(e.getName(), e.getText());
} else {
map.put(e.getName(), Ele2Map(e));
}
}
return map;
}
@SuppressWarnings({ "rawtypes", "unchecked" })
public static Map Ele2Map(Element e) {
Map map = new HashMap();
List list = e.getChildren();
if (list.size() > 0) {
for (int i = 0; i < list.size(); i++) {
Element iter = (Element) list.get(i);
List mapList = new ArrayList();
if (iter.getChildren().size() > 0) {
Map m = Ele2Map(iter);
if (map.get(iter.getName()) != null) {
Object obj = map.get(iter.getName());
if (!obj.getClass().getName().equals("java.util.ArrayList")) {
mapList = new ArrayList();
mapList.add(obj);
mapList.add(m);
}
if (obj.getClass().getName().equals("java.util.ArrayList")) {
mapList = (List) obj;
mapList.add(m);
}
map.put(iter.getName(), mapList);
} else
map.put(iter.getName(), m);
} else {
if (map.get(iter.getName()) != null) {
Object obj = map.get(iter.getName());
if (!obj.getClass().getName().equals("java.util.ArrayList")) {
mapList = new ArrayList();
mapList.add(obj);
mapList.add(iter.getText());
}
if (obj.getClass().getName().equals("java.util.ArrayList")) {
mapList = (List) obj;
mapList.add(iter.getText());
}
map.put(iter.getName(), mapList);
} else
map.put(iter.getName(), iter.getText());
}
}
} else
map.put(e.getName(), e.getText());
return map;
}
public static void main(String[] args) throws JDOMException, IOException {
String xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
+"<ROOT>"
+"<PRODUCTS>"
+"<PRODUCT>"
+"<PRODUCT_ID>1300511110031100200000101</PRODUCT_ID>"
+"<NAME>10000001</NAME>"
+"</PRODUCT>"
+"<PRODUCT>"
+"<PRODUCT_ID>1300511110031100200000102</PRODUCT_ID>"
+"<NAME>10000002</NAME>"
+"</PRODUCT>"
+"</PRODUCTS>"
+"</ROOT>";
Map map = Xml2Map(xml);
System.out.println(map);
}
}
运行结果(注意如果无ROOT节点结果只会有一个PRODUCT)
{PRODUCTS={PRODUCT=[{NAME=10000001, PRODUCT_ID=1300511110031100200000101}, {NAME=10000002, PRODUCT_ID=1300511110031100200000102}]}}
JDOM依赖
<dependency> <groupId>org.jdom</groupId> <artifactId>jdom</artifactId> <version>1.1.3</version> </dependency>
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原文地址:http://my.oschina.net/u/1778309/blog/488981