com.lhhy.framework.utils.SecurityCodeUtils.java Source code

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Here is the source code for com.lhhy.framework.utils.SecurityCodeUtils.java

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/*
 * SmartSecurityCodeUtils.java
 *
 * Copyright(c) 2011-2013 THINWEB INC. All right reserved.
 * GREENFRAMEWORK PROPRIETARY/CONFIDENITAL. Use is subject to license terms.
 * All principal to the development of Thinweb Group.
 */
package com.lhhy.framework.utils;

import org.apache.commons.lang.StringUtils;

public final class SecurityCodeUtils {

    private static final char[] _srcArray = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
            'o', 'p', 'q', 'r', 's', 't', 'w', 'u', 'v', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
            'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'W', 'U', 'V', 'X', 'Y', 'Z', '0', '1', '2', '3',
            '4', '5', '6', '7', '8', '9' };

    private static final char[] _doArray = { '~', '!', '@', ',', '.', '/', ';', ':', '}', '{', '[', ']', '-', '_',
            '+', '=', '*', '&', '^', '%', '$' };

    private static final String[] _endoArray = { "-x01", "-y01", "-e11", "-w99", "-y61", "-h00", "-b10", "-c76",
            "-q33", "-g76", "-v29", "-a33", "-abc", "-iuy", "-ZYA", "-EAE", "-GDA", "-8YA", "-a8Y", "-BCe",
            "-ADB" };

    private static final String[] _tmpArray = { "1Xc", "A9r", "0Za", "H6b", "V5e", "5Ef", "8Eg", "A11", "R0q",
            "1Uw", "C9j", "7Zb", "M02", "0E3", "9Ow", "Q7e", "4Cr", "Kg6", "3D4", "F7l", "5Sk", "Y8i", "1H8", "K1t",
            "D1n", "7Bf", "G03", "0Hp", "I0s", "2Jc", "L3r", "N1g", "6Ol", "P19", "S2y", "T06", "3X4", "5Wd", "C0y",
            "0U5", "A7s", "A0w", "0Q3", "W1p", "V4x", "1Vz", "9H6", "V0m", "6Js", "B0e", "Y9o", "Q09", "0R2", "P93",
            "G3n", "8Us", "O1n", "8Sb", "N4d", "B93", "X2t", "7Ds" };

    private static final String[] MOBILE_CHAR = { "I", "K", "A", "E", "P", "C", "S", "M", "Q", "Z" };

    public static String encode2(String str) {
        return encode(encode(str));
    }

    public static String decode2(String str) {
        return decode(decode(str));
    }

    public static String encode(String str) {
        StringBuilder builder = new StringBuilder();
        if (StringUtils.isNotBlank(str)) {
            for (int i = 0; i < str.length(); i++) {
                char c = str.charAt(i);
                int charindex = charIndex(_srcArray, c);
                if (charindex != -1) {
                    builder.append(_tmpArray[charindex]);
                } else {
                    int doIndex = charIndex(_doArray, c);
                    if (doIndex != -1)
                        builder.append(_endoArray[doIndex]);
                    else
                        builder.append(c);
                }
            }
        }
        return builder.toString();
    }

    public static String decode(String str) {
        StringBuilder builder = new StringBuilder();
        if (StringUtils.isNotBlank(str)) {
            for (int i = 0; i < str.length(); i++) {
                char c = str.charAt(i);
                if ('-' == c) {
                    String tmp = str.substring(i, i + 4);
                    int charIndex1 = stringIndex(_endoArray, tmp);
                    builder.append(_doArray[charIndex1]);
                    i = i + 3;
                } else {
                    String tmp = str.substring(i, i + 3);
                    int charIndex2 = stringIndex(_tmpArray, tmp);
                    builder.append(_srcArray[charIndex2]);
                    i = i + 2;
                }
            }
        }
        return builder.toString();
    }

    public static int stringIndex(String[] array, String s) {
        for (int i = 0; i < array.length; i++) {
            if (s.equals(array[i]))
                return i;
        }
        throw new IllegalArgumentException("Decode error : the format of the inputed string is invalid.");
    }

    public static int charIndex(char[] array, char c) {
        for (int i = 0; i < array.length; i++) {
            if (c == array[i])
                return i;
        }
        return -1;
    }

    public static String encodePhone(String phone) {
        if (StringUtils.isBlank(phone))
            return "";
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < phone.length(); i++) {
            char c = phone.charAt(i);
            sb.append(MOBILE_CHAR[Integer.parseInt(String.valueOf(c))]);
        }
        return sb.toString();
    }

    public static String decodePhone(String str) {
        if (StringUtils.isBlank(str))
            return "";
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < str.length(); i++) {
            char c = str.charAt(i);
            sb.append(getMobileIndex(String.valueOf(c)));
        }

        return sb.toString();
    }

    private static int getMobileIndex(String c) {
        for (int i = 0; i < MOBILE_CHAR.length; i++) {
            if (MOBILE_CHAR[i].equals(c))
                return i;
        }
        return 0;
    }

    public static void main(String[] args) {
    }

}