java 读取的几种方式

java 读取的几种方式

InputStream in  =  url_con.getInputStream();
            
             byte [] buf  =   new   byte [ 1024 ];
             int  len  =   0 ;
             while  ((len  =  in.read(buf))  !=   - 1 ) {
                temp.append(new String(buf,0, len));
            }
            setContentStr(temp.toString());

InputStream in =  url_con.getInputStream();
            BufferedReader   rd  =   new  BufferedReader( new  InputStreamReader(in));
            StringBuilder tempStr = new  StringBuilder();

             while  (rd.ready()) {
                tempStr.append(rd.readLine());
            }
           setResponse_content( new  String(tempStr));