//nekohtml結合xpath用法
DOMParser parser = new DOMParser();
try {
//設置網頁的默認編碼
parser.setProperty("http://cyberneko.org/html/properties/default-encoding","gb2312");
/*The Xerces HTML DOM implementation does not support namespaces
and cannot represent XHTML documents with namespace information.
Therefore, in order to use the default HTML DOM implementation with NekoHTML's
DOMParser to parse XHTML documents, you must turn off namespace processing.*/
parser.setFeature("http://xml.org/sax/features/namespaces", false);

String strURL = "http://product.dangdang.com/product.aspx?product_id=9317290";
BufferedReader in = new BufferedReader(
new InputStreamReader(
new URL(strURL).openStream()));
parser.parse(new InputSource(in));
in.close();
} catch (Exception e) {
e.printStackTrace();
}
Document doc = parser.getDocument();
// tags should be in upper case
String productsXpath = "/HTML/BODY/DIV[2]/DIV[4]/DIV[2]/DIV/DIV[3]/UL[@class]/LI[9]";
NodeList products;
try {
products = XPathAPI.selectNodeList(doc, productsXpath);
System.out.println("found: " + products.getLength());
Node node = null;
for(int i=0; i< products.getLength();i++)
{
node = products.item(i);
System.out.println( i + ":\n" + node.getTextContent());
}
}catch (TransformerException e) {
e.printStackTrace();
}

總結

以上是生活随笔為你收集整理的nekohtml 用法的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。