Android 解析没有任何子节点的Xml文件
我是android开发的新手,我想使用Dom解析器解析一个特定的xml文件。xml结构是这样的Android 解析没有任何子节点的Xml文件,android,android-xml,android-parser,Android,Android Xml,Android Parser,我是android开发的新手,我想使用Dom解析器解析一个特定的xml文件。xml结构是这样的 <Images> <image link="a.tgcdn.net/images/products/zoom/e554_android_plush_robot.jpg"/> <image link="a.tgcdn.net/images/products/zoom/e554_android_plush_robot.jpg"/> <image
<Images>
<image link="a.tgcdn.net/images/products/zoom/e554_android_plush_robot.jpg"/>
<image link="a.tgcdn.net/images/products/zoom/e554_android_plush_robot.jpg"/>
<image link="http://cdn.androidpolice.com/wp-content/themes/ap1/images/android1.png"/>
<image link="http://cdn.androidpolice.com/wp-content/themes/ap1/images/android1.png"/>
<image link="http://cdn.androidpolice.com/wp-content/themes/ap1/images/android1.png"/>
</Images>
我想在arraylist中添加这些web链接。
给我建议一条出路。。甚至任何与此相关的链接或教程都会有所帮助。谢谢
这是完整的代码
public class MainActivity extends Activity {
String xmlurl = "--url of xml---";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ArrayList<String> mImageLink = new ArrayList<String>();
try {
URL url = new URL(xmlurl);
XMLParser parser = new XMLParser();
String xml = parser.getXMLfromUrl(url);
Document doc = parser.getDomElement(xml);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
Document doc1 = db.parse(new InputSource(url.openStream()));
doc1.getDocumentElement().normalize();
NodeList nodeList = doc1.getElementsByTagName("photo");
for (int i = 0; i < nodeList.getLength(); i++) {
Element websiteElement = (Element) nodeList.item(i);
nodeList = websiteElement.getChildNodes();
mImageLink.add(websiteElement.getAttribute("link"));
}
} catch (Exception e) {
System.out.println("XML Pasing Excpetion = " + e);
}
for(int i=0;i<mImageLink.size();i++){
Log.d("Photo link --- " + i,mImageLink.get(i));
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}
公共类MainActivity扩展活动{
字符串xmlurl=“--xml的url-->”;
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ArrayList mImageLink=新的ArrayList();
试一试{
URL=新URL(xmlurl);
XMLParser=新的XMLParser();
字符串xml=parser.getXMLfromUrl(url);
Document doc=parser.getdoElement(xml);
DocumentBuilderFactory dbf=DocumentBuilderFactory.newInstance();
DocumentBuilder db=dbf.newDocumentBuilder();
documentdoc1=db.parse(新的输入源(url.openStream());
doc1.getDocumentElement().normalize();
NodeList NodeList=doc1.getElementsByTagName(“照片”);
for(int i=0;i
InputStream is = FileUtils.class.getResourceAsStream("file.xml");
SAXReader reader = new SAXReader();
org.dom4j.Document doc = reader.read(is);
is.close();
Element content = doc.getRootElement(); //this will return the root element in your xml file
List<Element> methodEls = content.elements("element"); // this will retun List of all Elements with name "element"
InputStream is=FileUtils.class.getResourceAsStream(“file.xml”);
SAXReader=新SAXReader();
org.dom4j.Document doc=reader.read(is);
is.close();
Element content=doc.getRootElement();//这将返回xml文件中的根元素
List methodEls=content.elements(“element”);//这将重新运行名为“element”的所有元素的列表
对于DOM解析,您可以使用相同的库请使用下面的代码使用DOM解析器解析上述XML文件
public class MainActivity extends Activity {
ArrayList<String> mImageLink;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
try {
mImageLink = new ArrayList<String>();
InputStream is = getResources().openRawResource(R.raw.temp);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
Document doc = db.parse(new InputSource(is));
doc.getDocumentElement().normalize();
NodeList nodeList = doc.getElementsByTagName("image");
for (int i = 0; i < nodeList.getLength(); i++) {
Node node = nodeList.item(i);
Element fstElmnt = (Element) node;
mImageLink.add(fstElmnt.getAttribute("link"));
}
} catch (Exception e) {
System.out.println("XML Pasing Excpetion = " + e);
}
}
}
公共类MainActivity扩展活动{
阵列列表镜像链接;
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
试一试{
mImageLink=newarraylist();
InputStream is=getResources().openRawResource(R.raw.temp);
DocumentBuilderFactory dbf=DocumentBuilderFactory.newInstance();
DocumentBuilder db=dbf.newDocumentBuilder();
Document doc=db.parse(新输入源(is));
doc.getDocumentElement().normalize();
NodeList NodeList=doc.getElementsByTagName(“图像”);
for(int i=0;i
有关更多信息,请参阅下面的链接
这里是作业:@NitinBathija看我的答案可能是它会解决你的问题。它不会显示任何输出。只是一个空白屏幕。我在清单中也添加了互联网权限。我只是遵循了你在更改上面提到的要求更改后建议的相同教程,即使在该教程中,我们中也有一个人如果你能看到代码下面的注释,也就是在你的同一链接上,你也会遇到同样的问题。@NitinBathija如果你正在寻找解决方案,那么就发布你的代码。我已经发布了我的代码。.检查一下,xml文件有这样的URL。@NitinBathija你的xml文件URL在哪里?