xmlpullparser解析

private ArrayList<PayWall> mPayWalls;private SoftPower mSoftPower;public void parse(File fileToParse) throws XmlPullParserException, IOException {    final XmlPullParserFactory factory = XmlPullParserFactory.newInstance();    factory.setNamespaceAware(true);    final XmlPullParser xpp = factory.newPullParser();    final FileInputStream fileInputStream = new FileInputStream(fileToParse);    xpp.setInput(fileInputStream, "utf-8");    int eventType = xpp.getEventType();    ArrayList<PayWall> payWalls = null;    PayWall payWall = null;    SoftPower softPower = null;    while (eventType != XmlPullParser.END_DOCUMENT) {        if(eventType == XmlPullParser.START_TAG) {            final String startTagName = xpp.getName();            if (startTagName.equalsIgnoreCase(XmlConstants.TAG_PARAMETERS)) {            } else if (startTagName.equalsIgnoreCase(XmlConstants.TAG_PAY_WALLS)) {                payWalls = new ArrayList<PayWall>();            } else if (startTagName.equalsIgnoreCase(XmlConstants.PayWall.TAG)) {                payWall = PayWall.parse(xpp);            } else if (startTagName.equalsIgnoreCase(XmlConstants.SoftPower.TAG)) {                softPower = SoftPower.parse(xpp);            }        } else if(eventType == XmlPullParser.END_TAG) {            final String endTagName = xpp.getName();            if (endTagName.equalsIgnoreCase(XmlConstants.TAG_PAY_WALLS)) {                mPayWalls = payWalls;            } else if (endTagName.equalsIgnoreCase(XmlConstants.PayWall.TAG)) {                payWalls.add(payWall);            } else if (endTagName.equalsIgnoreCase(XmlConstants.SoftPower.TAG)) {                mSoftPower = softPower;            }        }        eventType = xpp.next();    }}public List<PayWall> getPayWalls() {    return mPayWalls;}public SoftPower getSoftPower() {    return mSoftPower;}
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