httpclient爬虫爬取汉字拼音等信息

下面是使用httpclient爬虫爬取某个网站的汉字相关信息的实践代码,中间遇到了一些字符格式的问题。以前被同事见过用html解析类来抓取页面信息,而不是像我如今用正则,常常尝试,效果并很差,毕竟页面放爬虫仍是很是好作的。在本次实践中,就遇到了相关的难点,因此仍是才去了正则提取的方式。分享代码,供你们参考。关键信息并未隐去。html

public static void main(String[] args) throws SQLException {
        DEFAULT_CHARSET = GB2312;
        List<String> list = WriteRead.readTxtFileByLine(LONG_Path + "word.log");
        list.forEach(py -> {
            getPYAndWord(py);
        });
        testOver();
    }
 
    public static void getPYAndWord(String py) {
        output(py);
        String url = "http://zd.diyifanwen.com/zidian/py/" + py + ".htm";
        HttpGet httpGet = getHttpGet(url);
        JSONObject response = getHttpResponse(httpGet);
//            output(response);
        String content = response.getString("content");
        String all = new String(content.getBytes(UTF_8), UTF_8);
        List<String> regexAll = new ArrayList<>();
        List<String> alllist = regexAll(all, "http://zd.d.*?>[\\u4e00-\\u9FFF]<");
        output(alllist.size());
        alllist.forEach(line -> {
            String murl = regexAll(line, "http://zd.diyifanwen.com/zidian/\\w/\\d+.htm").get(0);
            String mword = regexAll(line, ">[\\u4e00-\\u9fa5]<").get(0);
            regexAll.add(mword);
            output(murl, mword);
            String sql = "INSERT INTO chinese_dictionary_word (word,url) VALUES (\"%s\",\"%s\");";
            sql = String.format(sql, mword.replaceAll("<|>", EMPTY), murl);
            output(sql);
            MySqlTest.sendWork(sql);
        });
        String str = regexAll.toString().replaceAll("<|>|\\[|\\]", EMPTY);
        String sql = "INSERT INTO chinese_dictionary_py_word (py,words) VALUES (\"%s\",\"%s\");";
        sql = String.format(sql, py, str);
        output(sql);
        MySqlTest.sendWork(sql);
        sleep(2);
    }
 
    /**获取拼音列表
     * @return
     */
    public static String getPY() {
        String url = "http://zd.diyifanwen.com/zidian/py/";
        HttpGet httpGet = getHttpGet(url);
        JSONObject response = getHttpResponse(httpGet);
//        output(response);
        String content = response.getString("content");
        byte[] bytes = content.getBytes(UTF_8);
        String all = new String(bytes, UTF_8);
        Log.log("content", all);
        return all;
    }
 
    /**获取全部首字母和拼音
     * @param all
     */
    public static void getAllPY(String all) {
        List<String> list = regexAll(all, "<dt class=\"pyTitle\">拼音首字母\\w+</dt>" + LINE + ".+/dd>");
            list.forEach(s -> {
                int num = s.indexOf("拼音首字母");
                String first = s.substring(num + 5, num + 6);
                List<String> list1 = regexAll(s, "http://zd.diyifanwen.com/zidian/py/\\w+.htm");
                list1.forEach(str -> {
                    int one = str.indexOf("/py/");
                    int two = str.lastIndexOf(".");
                    String second = str.substring(one + 4, two);
                    String sql = "INSERT INTO chinese_dictionary_py (first_word,all_word) VALUES (\"%s\",\"%s\");";
                    String sqlEnd = String.format(sql, first, second);
                    MySqlTest.sendWork(sqlEnd);
                });
            });
    }
 
    /**检查拼音是否所有获取到
     * @param all
     */
    public static void checkPY(String all) {
        List<String> list = regexAll(all, "zidian/py/\\w+.htm");
        list.forEach(str -> {
            int one = str.indexOf("/py/");
            int two = str.lastIndexOf(".");
            String second = str.substring(one + 4, two);
            output(second);
            String sql = "SELECT * FROM chinese_dictionary_py WHERE all_word = \"%s\";";
            String sq = String.format(sql, second);
            ResultSet resultSet = MySqlTest.excuteQuerySql(sq);
            try {
                if (!resultSet.next()) output(sq);
            } catch (SQLException e) {
                e.printStackTrace();
            }
        });
    }
 
    /**从数据库中查找当前获取的拼音并存储到文件中
     * @throws SQLException
     */
    public static void getAllPY() throws SQLException {
        List<String> word = new ArrayList<>();
        ResultSet resultSet = MySqlTest.excuteQuerySql("SELECT all_word FROM chinese_dictionary_py;");
        while (resultSet.next()) {
            String string = resultSet.getString(1);
            word.add(string);
        }
        Save.saveStringList(word, "word");
    }

结果如图:java

对于汉字具体的释义内容并未爬取,链接进行了保存。sql

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