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package GetData;
import java.io.BufferedReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class {
public static void main(String[] args)
{
URL url = null;
URLConnection urlconn = null;
BufferedReader br = null;
PrintWriter pw = null;
String regex = "http://[\w+\.?/?]+\.[A-Za-z]+";
Pattern p = Pattern.compile(regex);
try {
url = new URL("http://www.baidu.com/");
urlconn = url.openConnection();
pw = new PrintWriter(new FileWriter("f:/url(baidu).txt"), true);
br = new BufferedReader(new InputStreamReader(
urlconn.getInputStream()));
String buf = null;
while ((buf = br.readLine()) != null) {
Matcher buf_m = p.matcher(buf);
while (buf_m.find()) {
pw.println(buf_m.group());
}
}
System.out.println("获取成功!");
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
br.close();
} catch (IOException e) {
e.printStackTrace();
}
pw.close();
}
}
}
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