android下解析.plist配置文件的xml解析器

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package com.founder.suzhou.ar.util;import java.util.ArrayList;import java.util.HashMap;import java.util.LinkedList;import java.util.List;import java.util.Map;import org.xml.sax.Attributes;import org.xml.sax.SAXException;import org.xml.sax.helpers.DefaultHandler;/** * .plist配置文件的解析器 * 支持array * <plist version="1.0"> *   <array> *     <dict> *       ... *     </dict> *     ... *   </array> * </plist version="1.0"> *  * 支持Map * <plist version="1.0"> * <dict> *   <id>key</id> *   <array> *     <dict> *       ... *     </dict> *     ... *   </array> *   ... * </dict>   * </plist version="1.0"> *  * @author chen_weihua * */public class PlistHandler extends DefaultHandler {private LinkedList<Object> list = new LinkedList<Object>();private boolean isRootElement = false;private boolean keyElementBegin = false;private String key;private StringBuffer value = new StringBuffer();private boolean valueElementBegin = false;private Object root;@SuppressWarnings("unchecked")public Map getMapResult() {return (Map)root;}@SuppressWarnings("unchecked")public List getArrayResult() {return (List)root;}@SuppressWarnings("unchecked")@Overridepublic void startElement(String uri, String localName, String qName,Attributes attributes) throws SAXException {value = new StringBuffer();if ("plist".equals(localName)) {isRootElement = true;}if ("dict".equals(localName)) {if (isRootElement) {list.addFirst(new HashMap());isRootElement = !isRootElement;} else {ArrayList parent = (ArrayList)list.get(0);list.addFirst(new HashMap());parent.add(list.get(0));}}if ("key".equals(localName)) {keyElementBegin = true;}if ("true".equals(localName)) {HashMap parent = (HashMap)list.get(0);parent.put(key, true);}if ("false".equals(localName)) {HashMap parent = (HashMap)list.get(0);parent.put(key, false);}if ("array".equals(localName)) {if (isRootElement) {ArrayList obj = new ArrayList();list.addFirst(obj);isRootElement = !isRootElement;} else {HashMap parent = (HashMap)list.get(0);ArrayList obj = new ArrayList();list.addFirst(obj);parent.put(key, obj);}}if ("string".equals(localName)) {valueElementBegin = true;}}//@SuppressWarnings("unchecked")@Overridepublic void characters(char[] ch, int start, int length)throws SAXException {if (length > 0) {value.append(ch, start, length);}}@Overridepublic void endElement(String uri, String localName, String qName)throws SAXException {if (keyElementBegin) {key = value.toString();//Log.d("AR native", "key:" + key);}if (valueElementBegin) {if (HashMap.class.equals(list.get(0).getClass())) {HashMap parent = (HashMap)list.get(0);parent.put(key, value.toString());} else if (ArrayList.class.equals(list.get(0).getClass())) {ArrayList parent = (ArrayList)list.get(0);parent.add(value.toString());}//Log.d("AR native", "value:" + value);}if ("plist".equals(localName)) {;}if ("key".equals(localName)) {keyElementBegin = false;}if ("string".equals(localName)) {valueElementBegin = false;}if ("array".equals(localName)) {root = list.removeFirst();}if ("dict".equals(localName)) {root = list.removeFirst();}}}
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