Android Open Source - android-utils Reg Utils

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The source code is released under:
Apache License
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Java Source Code

/**
 * Copyright 2014 Zhenguo Jin/*  w  w  w.  j  a va  2  s . c  o m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.worthed.util;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import android.text.TextUtils;

/**
 * ??????
 *
 * @author jingle1267@163.com
 */
public class RegUtils {

    /**
     * ????
     *
     * @param email ?????Email????
     * @return ?????Email
     */
    public static boolean isEmail(String email) {
        Pattern pattern = Pattern
                .compile("^([a-zA-Z0-9_\\-\\.]+)@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.)|(([a-zA-Z0-9\\-]+\\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$");
        Matcher matcher = pattern.matcher(email);
        return matcher.matches();
    }

    /**
     * ???????
     *
     * @param data ?????
     * @return ??????
     */
    public static boolean isEmpoty(String data) {
        return TextUtils.isEmpty(data);
    }

    /**
     * ?????
     *
     * @param data ?????Email????
     * @return ?????Email
     */
    public static boolean isEmail2(String data) {
        String expr = "^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
        return data.matches(expr);
    }

    /**
     * ????????????
     *
     * @param data ???????????????
     * @return ????????????
     */
    public static boolean isMobileNumber(String data) {
        String expr = "^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$";
        return data.matches(expr);
    }

    /**
     * ????????????
     *
     * @param data ?????????????????????
     * @return ?????????????????
     */
    public static boolean isNumberLetter(String data) {
        String expr = "^[A-Za-z0-9]+$";
        return data.matches(expr);
    }

    /**
     * ????????
     *
     * @param data ?????????????????
     * @return ?????????????
     */
    public static boolean isNumber(String data) {
        String expr = "^[0-9]+$";
        return data.matches(expr);
    }

    /**
     * ?????????
     *
     * @param data ??????????????????
     * @return ??????????????
     */
    public static boolean isLetter(String data) {
        String expr = "^[A-Za-z]+$";
        return data.matches(expr);
    }

    /**
     * ??????
     *
     * @param data ???????????
     * @return ??????????
     */
    public static boolean isChinese(String data) {
        String expr = "^[\u0391-\uFFE5]+$";
        return data.matches(expr);
    }

    /**
     * ??????
     *
     * @param data ??????????????
     * @return ??????????
     */
    public static boolean isContainChinese(String data) {
        String chinese = "[\u0391-\uFFE5]";
        if (isEmpoty(data)) {
            for (int i = 0; i < data.length(); i++) {
                String temp = data.substring(i, i + 1);
                boolean flag = temp.matches(chinese);
                if (flag) {
                    return true;
                }
            }
        }
        return false;
    }

    /**
     * ???????
     *
     * @param data   ????????????????
     * @param length ??????????
     * @return ????????????length????
     */
    public static boolean isDianWeiShu(String data, int length) {
        String expr = "^[1-9][0-9]+\\.[0-9]{" + length + "}$";
        return data.matches(expr);
    }

    /**
     * ????????????
     *
     * @param data ??????????????????
     * @return ??????????????
     */
    public static boolean isCard(String data) {
        String expr = "^[0-9]{17}[0-9xX]$";
        return data.matches(expr);
    }

    /**
     * ????????
     *
     * @param data ?????????????????
     * @return ??????????
     */
    public static boolean isPostCode(String data) {
        String expr = "^[0-9]{6,10}";
        return data.matches(expr);
    }

    /**
     * ?????
     *
     * @param data   ?????
     * @param length ????
     * @return ?????????
     */
    public static boolean isLength(String data, int length) {

        return data != null && data.length() == length;
    }
}
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