取得两个标识之间的数据〔爬虫片断〕

//取得两个标识之间的数据  private String getInner(String Asource, String startToken, String endToken) {    String result = "";    int indexToken1 = Asource.indexOf(startToken);

    if (indexToken1 == -1) {      return result;    }

    indexToken1 += startToken.length();    int indexToken2 = Asource.indexOf(endToken, indexToken1);    if (indexToken2 == -1) {      return result;    }    return Asource.substring(indexToken1, indexToken2);

  }