public static void initXML(Context context) {
//can't create in /data/media/0 because permission
//can create in /sdcard/hotel
File mSettings = new File(HOTEL_PATH_XML);
if (!mSettings.exists()) {
mSettings.mkdirs();
}
File settings = new File(mSettings,"settings.xml");
Log.i("XmlPullParser-----settings", settings+"+1+");
if (!settings.exists()) {
try {
Log.i("XmlPullParser-----settings", settings+"+2+");
settings.createNewFile();
initSettings(settings);
} catch (IOException e) {
e.printStackTrace();
return;
}
return;
}
try {
XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
factory.setNamespaceAware(true);
XmlPullParser xpp = factory.newPullParser();
xpp.setInput(new FileInputStream(settings), "utf-8");
int eventType = xpp.getEventType();
while (eventType != XmlPullParser.END_DOCUMENT) {
Log.i("XmlPullParser-----TAG", eventType+"");
if (eventType == XmlPullParser.START_TAG) {
String tag = xpp.getName();
Log.i("XmlPullParser-----TAG", "tag---------"+tag+"");
if (tag.equals("item")) {
String id = xpp.getAttributeValue(null, "id");
String value = xpp.getAttributeValue(null, "value");
if (id.equals("server")) {
sServerAddr = value;
} else if (id.equals("hotel")) {
sHid = value;
} else if (id.equals("room")) {
sRoomNum = value;
}
}
}
eventType = xpp.next();
}
Log.i("XmlPullParser-----TAG", eventType+"exist the xunhuan");
} catch (XmlPullParserException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}生成XML文件
//默认是没有换行的<br>public static void initSettings(final File settings) {
new Thread(new Runnable() {
@Override
public void run() {
FileOutputStream fos = null;
try {
fos = new FileOutputStream(settings);
XmlSerializer serializer = Xml.newSerializer();
serializer.setOutput(fos, "UTF-8");
serializer.startDocument("UTF-8", true);
serializer.startTag(null, "config");
serializer.startTag(null, "category");
serializer.attribute(null, "name", "hot");
// server
serializer.startTag(null, "item");
serializer.attribute(null, "id", "server");
serializer.attribute(null, "value", "");
serializer.endTag(null, "item");
// hid
serializer.startTag(null, "item");
serializer.attribute(null, "id", "hotel");
serializer.attribute(null, "value", "");
serializer.endTag(null, "item");
// room
serializer.startTag(null, "item");
serializer.attribute(null, "id", "room");
serializer.attribute(null, "value", "");
serializer.endTag(null, "item");
serializer.endTag(null, "category");
serializer.endTag(null, "config");
serializer.endDocument();
serializer.flush();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (fos != null) {
try {
fos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}).start();
}XmlPullParser 的使用
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