YangInitial.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.Date;

public class YangInitial {
	
	private static String getDocumentAt(String urlString) {
		StringBuffer html_text = new StringBuffer();
		try {
			URL url = new URL(urlString);
			URLConnection conn = url.openConnection();
			BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream(),"utf8"));
			String line = null;
			while ((line = reader.readLine()) != null){
				html_text.append(line + "\n");
			}
			reader.close();
		}catch (MalformedURLException e) {
			System.out.println("invalid URL: " + urlString);
		} catch (IOException e) {
			e.printStackTrace();
		}	
		return html_text.toString();
	}
	public static void main(String[] args) {
		
		String string = null;
                String url = "http://t.sina.com.cn/alexzhan";
		Date time1=new Date();
			string = getDocumentAt(url);
			System.err.println(string);
		Date time2 = new Date();
		long processtime=time2.getTime()-time1.getTime();
		System.out.println("Done with time("+processtime+"ms");
	}
}