处理clob数据

 public static String ClobToString(Clob clob) {

            String clobStr = "";

            Reader is = null;

             try {

                   is = clob.getCharacterStream();

                   // 得到流

                  BufferedReader br = new BufferedReader( is);

                  String s = null;

                   s = br.readLine();

                  StringBuffer sb = new StringBuffer();

                   // 执行循环将字符串全部取出赋值给StringBuffer，由StringBuffer转成String

                   while ( s != null) {

                         sb.append( s);

                         s = br.readLine();

                  }

                   clobStr = sb.toString();

            } catch (IOException e) {

                   e.printStackTrace();

            } catch (SQLException e) {

                   e.printStackTrace();

            }

             return clobStr;

      }