Java Integer Mod modifyBase32AtIndex(final String s, final int index)

Description

Changes a single character in the specified base 32 string.

License

Open Source License

Parameter

Parameter	Description
s	A base 32 string
index	The index of the character to change

Return

The resulting base 32 string

Declaration

public static String modifyBase32AtIndex(final String s, final int index) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

public class Main {
    /**//from ww w.j a  va2 s .  c  o m
     * Changes a single character in the specified base 32 string.
     *
     * @param s A base 32 string
     * @param index The index of the character to change
     * @return The resulting base 32 string
     */
    public static String modifyBase32AtIndex(final String s, final int index) {
        final char[] chars = s.toCharArray();
        final char currentChar = chars[index];

        char newChar = (char) (currentChar + 1);
        switch (currentChar) {
        case 'Z':
        case '7':
            newChar = 'A';
        }

        chars[index] = newChar;
        return new String(chars);
    }
}

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