import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
import org.htmlcleaner.CleanerProperties;
import org.htmlcleaner.HtmlCleaner;
import org.htmlcleaner.TagNode;
import java.net.URL;
public class MainActivity extends Activity {
// HTML page
static final String BLOG_URL = "https://yandex.ru/";
// XPath query
static final String XPATH_STATS = "//div[@id='blog-stats']/ul/li";
@Override
public void onCreate(Bundle savedInstanceState) {
// init view layout
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// decide output
String value = "";
try {
value = getBlogStats();
((TextView)findViewById(R.id.tv)).setText(value);
} catch(Exception ex) {
((TextView)findViewById(R.id.tv)).setText("Error");
}
}
/*
* get blog statistics
*/
public String getBlogStats() throws Exception {
String stats = "";
// config cleaner properties
HtmlCleaner htmlCleaner = new HtmlCleaner();
CleanerProperties props = htmlCleaner.getProperties();
props.setAllowHtmlInsideAttributes(false);
props.setAllowMultiWordAttributes(true);
props.setRecognizeUnicodeChars(true);
props.setOmitComments(true);
// create URL object
URL url = new URL(BLOG_URL);
// get HTML page root node
TagNode root = htmlCleaner.clean(url);
// query XPath
Object[] statsNode = root.evaluateXPath(XPATH_STATS);
// process data if found any node
if(statsNode.length > 0) {
// I already know there's only one node, so pick index at 0.
TagNode resultNode = (TagNode)statsNode[0];
// get text data from HTML node
stats = resultNode.getText().toString();
}
// return value
return stats;
}
}
Выходит Error
