java全半角转换

/**     * 半角转全角     * @param input String.     * @return 全角字符串.     */    public static String ToSBC(String input) {             char c[] = input.toCharArray();             for (int i = 0; i < c.length; i++) {               if (c[i] == ' ') {                 c[i] = '\u3000';               } else if (c[i] < '\177') {                 c[i] = (char) (c[i] + 65248);               }             }             return new String(c);    }

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/**     * 全角转半角     * @param input String.     * @return 半角字符串     */    public static String ToDBC(String input) {                     char c[] = input.toCharArray();             for (int i = 0; i < c.length; i++) {               if (c[i] == '\u3000') {                 c[i] = ' ';               } else if (c[i] > '\uFF00' && c[i] < '\uFF5F') {                 c[i] = (char) (c[i] - 65248);               }             }        String returnString = new String(c);             return returnString;    } 

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