> What coud you say about reverse transformation ?
public static String formEncode(String text) throws Exception {
char[] c = text.toCharArray();
StringBuffer buffer = new StringBuffer();
for (int i = 0; i < c.length; i++) {
if (
(c[i] >= '0'&& c[i] <= '9') ||
(c[i] >= 'A'&& c[i] <= 'Z') ||
(c[i] >= 'a'&& c[i] <= 'z')
) {
buffer.append(c[i]);
} else if (c[i] == ' ') {
buffer.append('+');
} else {
buffer.append('%');
String hex = Integer.toHexString((byte) c[i]).toUpperCase();
if (hex.length() < 2) {
buffer.append('0');
}
buffer.append(hex);
}
}
return buffer.toString();
}
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