nodelist を使用して xml ファイルからデータを取得したいのですが、問題はインクリメントである画像属性を持っていることです この属性を取得する方法 ここにアクセスする方法 xml ファイルを配置して、簡単に理解できるようにします
ここでは、これで 1 ずつ増加する画像属性を参照してください。photo_url にアクセスしたいです。
my.xml
<?xml version="1.0"?>
<datas>
<places>
<place_name>newyork,us</place_name>
<images>
<image1>
<image_id>3</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337004413.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337004413.jpg</image_url>
</image1>
<image2>
<image_id>4</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337004534.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337004534.jpg</image_url>
</image2>
<image3>
<image_id>5</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337006024.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337006024.jpg</image_url>
</image3>
</images>
</places>
<places>
<place_name>newzeland,abc</place_name>
<images>
<image1>
<image_id>2</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337004360.jpg</image_url>
</image1>
<image2>
<image_id>46</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337004360.jpg</image_url>
</image2>
</images>
</places>
<places>
<place_name>5, 7</place_name>
<images>
<image1>
<image_id>42</image_id>
<photo_url>http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg</photo_url>
<image_url>http://192.168.1.21/pictastic/Application/uploads/1337057023.jpg</image_url>
</image1>
</images>
</places>
myactivity.java
XMLParser parser = new XMLParser();
String xml = parser.getXmlFromUrl(XURL); // getting XML
Document doc = parser.getDomElement(xml); // getting DOM element
NodeList nl = doc.getElementsByTagName(KEY_PLACES);
NodeList nplacename=doc.getElementsByTagName(KEY_PLACENAME);
NodeList nimages=doc.getElementsByTagName(KEY_IMAGES);
NodeList nimage=doc.getElementsByTagName(KEY_IMAGE);
NodeList nimageid=doc.getElementsByTagName(KEY_IMAGEID);
NodeList nimageurl=doc.getElementsByTagName(KEY_IMAGEURL);
public void imageload()
{
ArrayList<HashMap<String, String>> mylist = new ArrayList<HashMap<String, String>>();
// looping through all item nodes <item>
HashMap<String, String> map = new HashMap<String, String>();
for (int i = 0; i < nl.getLength(); i++)
{
if(nl.item(i).getNodeType()==Node.ELEMENT_NODE)
{
NodeList nimages = nl.item(i).getChildNodes();
Element e = (Element) nl.item(i);
map.put(KEY_PLACENAME, parser.getValue(e, KEY_PLACENAME));
for(int j = 0; j < nimages.getLength(); j++)
{
if (nimages.item(j).getNodeType() == Node.ELEMENT_NODE)
{
//NodeList nimage=nimages.item(j).getChildNodes();
Element eimages = (Element)nimages.item(j);
map.put(KEY_IMAGEURL, parser.getValue(e, KEY_IMAGEURL));
Log.e("Nimage","Nimage"+nimage);
mylist.add(map);
Log.e("Mylist","Format----->"+mylist);
for(int k=0;k<nimage.getLength();k++)
{
Log.e("Nimage","Nimage"+nimage.getLength());
nimage.getLength();
Log.e("Nimage","Nimage"+nimage.getLength());
if (nimage.item(k).getNodeType() == Node.ELEMENT_NODE)
{
// NodeList nimageurl=nimage.item(k).getChildNodes();
Element eimage=(Element)nimage.item(k);
map.put(KEY_IMAGEURL, parser.getValue(e, KEY_IMAGEURL));
mylist.add(map);
}
}
}
}
}
mylist.add(map);
}
しかし、これにアクセスすると、間違った出力が得られます
ログキャットで私はこれを印刷します
Logcat 出力
05-21 11:49:36.357: D/dalvikvm(669): GC_FOR_MALLOC freed 3480 objects / 203712 bytes in 46ms
05-21 11:49:36.417: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.417: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004413.jpg, place_name=1, 4}]
05-21 11:49:36.417: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.417: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004413.jpg, place_name=1, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004413.jpg, place_name=1, 4}]
05-21 11:49:36.417: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.427: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}]
05-21 11:49:36.427: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.427: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004360.jpg, place_name=2, 4}]
05-21 11:49:36.427: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.427: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}]
05-21 11:49:36.427: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.438: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337057023.jpg, place_name=5, 7}]
05-21 11:49:36.438: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.438: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}]
05-21 11:49:36.438: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.447: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337034609.jpg, place_name=Denmark, Eu}]
05-21 11:49:36.447: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.457: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}]
05-21 11:49:36.457: E/Nimage(669): Nimageorg.apache.harmony.xml.dom.NodeListImpl@44facb00
05-21 11:49:36.477: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}]
05-21 11:49:36.477: E/Mylist(669): Format----->[{photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}, {photo_url=http://192.168.1.21/pictastic/Application/uploads76/1337004257.jpg, place_name=Ahmadabad, IN}]