常用的Regex工具类

来源:互联网 发布:安特托孔波数据 编辑:程序博客网 时间:2024/06/05 11:00

这里整理了部分,特别是日期时间和身份证校验,功能相当强大,值得学习

import java.util.HashMap;import java.util.Map;import java.util.regex.Pattern;public class RegexUtils {    private static Pattern PATTERN_EMAIL = Pattern            .compile("^[//w-]+(//.[//w-]+)*@[//w-]+(//.[//w-]+)+$");// 邮件地址     private static Pattern PATTERN_TEL = Pattern            .compile("^([0-9]{3,4}-)?[0-9]{7,8}$");// 固定电话     private static Pattern PATTERN_MOBILE = Pattern            .compile("^(//+86)?0?1[3|5]//d{9}$");// 移动电话     private static Pattern PATTERN_ALPHA = Pattern.compile("^[A-Za-z]+$");// 字母     private static Pattern PATTERN_DIGITAL = Pattern.compile("^//d+$");// 数字     private static Pattern PATTERN_CHINESE = Pattern            .compile("^[//u4E00-//u9FA5]+$");// 中文     private static Pattern PATTERN_IDCARD_15 = Pattern            .compile("^[1-9]//d{7}((0//d)|(1[0-2]))(([0|1|2]//d)|3[0-1])//d{3}$");// 15位身份证格式     private static Pattern PATTERN_IDCARD_18 = Pattern            .compile("^[1-9]//d{5}[1-9]//d{3}((0//d)|(1[0-2]))(([0|1|2]//d)|3[0-1])//d{3}[//d|x|X]$");// 18位身份证格式     private static Pattern PATTERN_IP = Pattern            .compile("^((00//d|1?//d?//d|(2([0-4]//d|5[0-5])))//.){3}(00//d|1?//d?//d|(2([0-4]//d|5[0-5])))$");//IP格式     private static Pattern PATTERN_TIME = Pattern            .compile("((0?[0-9])|([1-2][0-3]))//:([0-5]?[0-9])(//:([0-5]?[0-9]))");//时间格式     private static Pattern PATTERN_REPEAT = Pattern.compile(".*(.).*//1.*");//重复字符格式     public RegexUtils() {    }    /**     * 校验email格式     *      * @param email     *            email     * @return     */    public static boolean isEmail(String email) {        if (email == null)            return false;        else            return PATTERN_EMAIL.matcher(email).matches();    }    public static boolean isTelephone(String telephone) {        if (telephone == null)            return false;        else            return PATTERN_TEL.matcher(telephone).matches();    }    public static boolean isMobile(String mobile) {        if (mobile == null)            return false;        else            return PATTERN_MOBILE.matcher(mobile).matches();    }    public static boolean isAlpha(String alpha) {        if (alpha == null)            return false;        else            return PATTERN_ALPHA.matcher(alpha).matches();    }    public static boolean isDigital(String digital) {        if (digital == null)            return false;        else            return PATTERN_DIGITAL.matcher(digital).matches();    }    public static boolean isChinese(String chinese) {        if (chinese == null)            return false;        else            return PATTERN_CHINESE.matcher(chinese).matches();    }    public static boolean isDateTime(String dateTime) {        return isDateTime(dateTime, "-");    }    /**     * 校验日期时间 月 日 时间 可以不写前面的0 ,例如 2008-9-2 3:9:1     *      * @param dateTime     * @param partition     *            分隔符 这里只支持 /、/、-、空格 四类分隔符,如果是长度大于1,则取第一个字符作为分隔符     * @return 如何符合格式,返回true     */    public static boolean isDateTime(String dateTime, String partition) {        if (dateTime == null || partition == null || "".equals(partition))            return false;        String s = "";        char split = partition.charAt(0);        if (split != '//' && split != '/' && split != '-' && split != ' ')            throw new IllegalArgumentException((new StringBuilder(                    "partition can not start with '")).append(partition)                    .append("'!").toString());        s = (new StringBuilder(String.valueOf(s))).append(split).toString();        StringBuilder part = new StringBuilder(                "^((//d{2}(([02468][048])|([13579][26]))");        part.append(s);        part.append("((((0?[13578]");        part.append(")|(1[02]))");        part.append(s);        part.append("((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[4");        part.append("69])|(11))");        part.append(s);        part.append("((0?[1-9])|([1-2][0-9])|(30)))|(0?2[//-/////");        part                .append("s]?((0?[1-9])|([1-2][0-9])))))|(//d{2}(([02468][1235679])|([1");        part.append("3579][01345789]))");        part.append(s);        part.append("((((0?[13578])|(1[02]))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(30)))|(0?2");        part.append(s);        part.append("((0?[1-9])|(1[0-9])|(2[0-8]))))))");        part                .append("(//s(((0?[0-9])|([1-2][0-3]))//:([0-5]?[0-9])//:([0-5]?[0-9])))?");        return Pattern.matches(part.toString(), dateTime);    }    public static boolean isDate(String date) {        return isDate(date, "-");    }    /**     * 校验日期 月 日 可以不写前面的0 ,例如 2008-9-2 3:9:1     *      * @param date     * @param partition     *            分隔符 这里只支持 /、/、-、空格 四类分隔符,如果是长度大于1,则取第一个字符作为分隔符     * @return 如何符合格式,返回true     */    public static boolean isDate(String date, String partition) {        if (date == null || partition == null || "".equals(partition))            return false;        String s = "";        char split = partition.charAt(0);        if (split != '//' && split != '/' && split != '-' && split != ' ')            throw new IllegalArgumentException((new StringBuilder(                    "partition can not start with '")).append(partition)                    .append("'!").toString());        s = (new StringBuilder(String.valueOf(s))).append(split).toString();        StringBuilder part = new StringBuilder(                "^((//d{2}(([02468][048])|([13579][26]))");        part.append(s);        part.append("((((0?[13578]");        part.append(")|(1[02]))");        part.append(s);        part.append("((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[4");        part.append("69])|(11))");        part.append(s);        part.append("((0?[1-9])|([1-2][0-9])|(30)))|(0?2[//-/////");        part                .append("s]?((0?[1-9])|([1-2][0-9])))))|(//d{2}(([02468][1235679])|([1");        part.append("3579][01345789]))");        part.append(s);        part.append("((((0?[13578])|(1[02]))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))");        part.append(s);        part.append("((");        part.append("0?[1-9])|([1-2][0-9])|(30)))|(0?2");        part.append(s);        part.append("((0?[1-9])|(1[0-9])|(2[0-8]))))))$");        return Pattern.matches(part.toString(), date);    }    /**     * 校验时间 时间可以不写前面的0 如 9:3:1     *      * @param time     *            时间     * @return     */    public static boolean isTime(String time) {        if (time == null)            return false;        else            return PATTERN_TIME.matcher(time).matches();    }    /**     * 严格校验身份证的格式,支持15位和18位校验     *      * @param card     * @return     */    public static boolean isIdCard(String card) {        if (card == null)            return false;        int length = card.length();        if (length == 15) {// 15位号码身份证             if (!PATTERN_IDCARD_15.matcher(card).matches())                return false;            if (!addressCode.containsKey(card.substring(0, 2)))                return false;            String birthday = (new StringBuilder("19")).append(                    card.substring(6, 8)).append("-").append(                    card.substring(8, 10)).append("-").append(                    card.substring(10, 12)).toString();            if (!isDate(birthday))                return false;        } else if (length == 18) {// 18位号码身份证             if (!PATTERN_IDCARD_18.matcher(card).matches())// 格式不匹配                 return false;            if (!addressCode.containsKey(card.substring(0, 2)))// 不符合地区码                 return false;            String birthday = (new StringBuilder(card.substring(6, 10)))                    .append("-").append(card.substring(10, 12)).append("-")                    .append(card.substring(12, 14)).toString();            if (!isDate(birthday))                return false;            int sum = 0;            for (int i = 0; i < length - 1; i++)                sum += (card.charAt(i) - 48) * idCoefficient[i];            char mod = idMod[sum % 11];            if (mod != Character.toLowerCase(card.charAt(17)))                return false;        } else {            return false;        }        return true;    }       /**     * 校验IP格式     * @param ip     * @return     */    public static boolean isIP(String ip) {        if (ip == null)            return false;        else            return PATTERN_IP.matcher(ip).matches();    }        /**     * 校验是否有重复字符     * @param repeat     * @return     */    public static boolean hasRepeat(String repeat) {        if (repeat == null)            return false;        else            return PATTERN_REPEAT.matcher(repeat).matches();    }    public static Map<String, String> addressCode;    public static int idCoefficient[] = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9,            10, 5, 8, 4, 2 };    public static char idMod[] = { '1', '0', 'x', '9', '8', '7', '6', '5', '4',            '3', '2' };    static {        addressCode = new HashMap<String, String>(35);        addressCode.put("11", "/u5317/u4EAC");        addressCode.put("12", "/u5929/u6D25");        addressCode.put("13", "/u6CB3/u5317");        addressCode.put("14", "/u5C71/u897F");        addressCode.put("15", "/u5185/u8499/u53E4");        addressCode.put("21", "/u8FBD/u5B81");        addressCode.put("22", "/u5409/u6797");        addressCode.put("23", "/u9ED1/u9F99/u6C5F");        addressCode.put("31", "/u4E0A/u6D77");        addressCode.put("32", "/u6C5F/u82CF");        addressCode.put("33", "/u6D59/u6C5F");        addressCode.put("34", "/u5B89/u5FBD");        addressCode.put("35", "/u798F/u5EFA");        addressCode.put("36", "/u6C5F/u897F");        addressCode.put("37", "/u5C71/u4E1C");        addressCode.put("41", "/u6CB3/u5357");        addressCode.put("42", "/u6E56/u5317");        addressCode.put("43", "/u6E56/u5357");        addressCode.put("44", "/u5E7F/u4E1C");        addressCode.put("45", "/u5E7F/u897F");        addressCode.put("46", "/u6D77/u5357");        addressCode.put("50", "/u91CD/u5E86");        addressCode.put("51", "/u56DB/u5DDD");        addressCode.put("52", "/u8D35/u5DDE");        addressCode.put("53", "/u4E91/u5357");        addressCode.put("54", "/u897F/u85CF");        addressCode.put("61", "/u9655/u897F");        addressCode.put("62", "/u7518/u8083");        addressCode.put("63", "/u9752/u6D77");        addressCode.put("64", "/u5B81/u590F");        addressCode.put("65", "/u65B0/u7586");        addressCode.put("71", "/u53F0/u6E7E");        addressCode.put("81", "/u9999/u6E2F");        addressCode.put("82", "/u6FB3/u95E8");        addressCode.put("91", "/u56FD/u5916");    }}

原文地址:http://www.cnblogs.com/lovingprince/archive/2008/09/26/2166359.html


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