全角半角转换

public class Convert {public static void main(String[] args) throws Exception {String banjiao = "abcdefg,!@$%^&*( )";String quanjiao = ToQJ(banjiao);System.out.println(quanjiao);System.out.println(ToBJ(quanjiao));}// 半角转全角public static String ToQJ(String input) {char[] c = input.toCharArray();for (int i = 0; i < c.length; i++) {if (c[i] == 32) {c[i] = (char) 12288;continue;}if (c[i] < 127)c[i] = (char) (c[i] + 65248);}return new String(c);}// 全角转半角public static String ToBJ(String input) {char[] c = input.toCharArray();for (int i = 0; i < c.length; i++) {if (c[i] == 12288) {c[i] = (char) 32;continue;}if (c[i] > 65280 && c[i] < 65375)c[i] = (char) (c[i] - 65248);}return new String(c);}}