は、あなたがどのように文書について、その代わりにHashMapのXStreamのフレームワークを使用して、この例
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.converters.Converter;
import com.thoughtworks.xstream.converters.MarshallingContext;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import java.util.AbstractMap;
import java.util.HashMap;
import java.util.Map;
public class Test {
public static void main(String[] args) {
Map<String,String> map = new HashMap<String,String>();
map.put("name","chris");
map.put("island","faranga");
XStream magicApi = new XStream();
magicApi.registerConverter(new MapEntryConverter());
magicApi.alias("root", Map.class);
String xml = magicApi.toXML(map);
System.out.println("Result of tweaked XStream toXml()");
System.out.println(xml);
Map<String, String> extractedMap = (Map<String, String>) magicApi.fromXML(xml);
assert extractedMap.get("name").equals("chris");
assert extractedMap.get("island").equals("faranga");
}
public static class MapEntryConverter implements Converter {
public boolean canConvert(Class clazz) {
return AbstractMap.class.isAssignableFrom(clazz);
}
public void marshal(Object value, HierarchicalStreamWriter writer, MarshallingContext context) {
AbstractMap map = (AbstractMap) value;
for (Object obj : map.entrySet()) {
Map.Entry entry = (Map.Entry) obj;
writer.startNode(entry.getKey().toString());
Object val = entry.getValue();
if (null != val) {
writer.setValue(val.toString());
}
writer.endNode();
}
}
public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) {
Map<String, String> map = new HashMap<String, String>();
while(reader.hasMoreChildren()) {
reader.moveDown();
String key = reader.getNodeName(); // nodeName aka element's name
String value = reader.getValue();
map.put(key, value);
reader.moveUp();
}
return map;
}
}
}
をたどることができますしてください?これは既にjavaに組み込まれています。 http://docs.oracle.com/javase/7/docs/api/javax/xml/parsers/DocumentBuilder.htmlおよびDocumentBuilderFactoryを参照してください。 – ControlAltDel