java读取http页面

public String getPageSource(String pageUrl,String encoding) {    
        StringBuffer sb = new StringBuffer();    
        try {    
            //构建一URL对象    
            URL url = new URL(pageUrl);    
            //使用openStream得到一输入流并由此构造一个BufferedReader对象    
            BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), encoding));    
            String line;    
            //读取www资源    
            while ((line = in.readLine()) != null) {    
                sb.append(line);    
                sb.append("\n");  
            }    
            in.close();    
        } catch (Exception ex) {    
            System.err.println(ex);    
        }    
        return sb.toString();    
    }
Last modification:January 1st, 1970 at 08:00 am
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