如何通过一个XML文件作为输入到Android XML pullparser [英] How to pass an xml documents as a input to android xml pullparser
本文介绍了如何通过一个XML文件作为输入到Android XML pullparser的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
在我的应用程序的用户可以下载一个XML文件女巫存储在内部存储器中。有没有办法通过这个文件中给出了绝对路径,一个XMLPullParser?
In my application the user can download an XML file witch is stored on the internal memory. Is there a way to pass this file given its absolute path to a XMLPullParser ?
推荐答案
由于内部保存的文件,你不需要绝对路径,你只需要在文件名:
Since the file saved internally you don't need absolute path you just need the file name:
final String xmlFile="fileName";
FileInputStream fis = null;
InputStreamReader isr = null;
char[] inputBuffer = null;
String data = null;
ArrayList<String> items = new ArrayList<String>();
try {
fis = getApplicationContext().openFileInput(xmlFile);
isr = new InputStreamReader(fis);
inputBuffer = new char[fis.available()];
isr.read(inputBuffer);
data = new String(inputBuffer);
isr.close();
fis.close();
} catch (FileNotFoundException e3) {
// TODO Auto-generated catch block
e3.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
XmlPullParserFactory factory = null;
try {
factory = XmlPullParserFactory.newInstance();
} catch (XmlPullParserException e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}
factory.setNamespaceAware(true);
XmlPullParser xpp = null;
try {
xpp = factory.newPullParser();
} catch (XmlPullParserException e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}
try{
xpp.setInput( new StringReader (data) );
} catch (XmlPullParserException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
int eventType = 0;
try{
eventType = xpp.getEventType();
} catch (XmlPullParserException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
while (eventType != XmlPullParser.END_DOCUMENT){
if(eventType == XmlPullParser.START_DOCUMENT) {
System.out.println("Start document");
}else if(eventType == XmlPullParser.START_TAG) {
System.out.println("Start tag "+xpp.getName());
}else if(eventType == XmlPullParser.END_TAG) {
System.out.println("End tag "+xpp.getName());
}else if(eventType == XmlPullParser.TEXT) {
items.add(xpp.getText());
}
try{
eventType = xpp.next();
}catch (XmlPullParserException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
String item1=contact.get(0);
String item2=contact.get(1);
String item3 = contact.get(2);
String item4=contact.get(3);
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