java抓取网页或文件中的邮箱号码

package reg;import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.IOException;import java.util.ArrayList;import java.util.List;import java.util.regex.Matcher;import java.util.regex.Pattern;public class TestEmail {public static void main(String[] args) {// TODO Auto-generated method stub BufferedReader br=null; try {br=new BufferedReader(new FileReader("D:/1.htm"));String str=null;StringBuilder sb=new StringBuilder();while((str=br.readLine())!=null){sb.append(str);}List es=getEmail(sb.toString());for(String e:es){System.out.println(e);}} catch (FileNotFoundException e) {// TODO: handle exceptione.printStackTrace();}catch (IOException e) {// TODO: handle exceptione.printStackTrace();}finally {try {if(br!=null) br.close();} catch (IOException e) {// TODO: handle exceptione.printStackTrace();}}} public static List getEmail(String str){ List es=new ArrayList();Pattern p=Pattern.compile("[//w//.-]*//w+@[//w//.-]*//w+//.//w{2,5}");// Pattern p=Pattern.compile("[//w[.-]]+@[//w[.-]]+//.[//w]+"); Matcher m=p.matcher(str); while(m.find()){ es.add(m.group()); } return es; }}

package reg;import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.regex.Matcher; import java.util.regex.Pattern;  public class Testemail01 {  public static String getWebCon(String domain)  {  System.out.println("开始抓取邮件地址..("+domain+")");  StringBuffer sb=new StringBuffer();  try  {  java.net.URL url=new java.net.URL(domain);  BufferedReader in=new BufferedReader(new InputStreamReader(url.openStream()));  String line;  while((line=in.readLine())!=null)  {  parse(line);  }  in.close();  }  catch(Exception e)  {  sb.append(e.toString());  System.err.println(e);   }  return sb.toString();  }  public static void main(String[] args)  {  String s=Testemail01.getWebCon("http://tieba.baidu.com/p/2366935784");  }  private static void parse(String line)  {  Pattern p=Pattern.compile("[//w[.-]]+@[//w[.-]]+//.[//w]+");//邮箱的正则表达式  Matcher m=p.matcher(line);  while(m.find())  {  System.out.println(m.group());  }  } }