/**
* @ibm-not-published
* @deprecated
*/
public static String encrypt(String pwd, String ctx) {
if (pwd == null) {
return null;
}
int offset;
if (StringUtil.isNotEmpty(ctx)) {
int acc = Math.abs((int) (ctx.hashCode() % ENCRYPTION.length));
offset = Math.min(ENCRYPTION.length, acc);
} else {
offset = Math.min(ENCRYPTION.length, (int) (Math.random() * ENCRYPTION.length));
}
FastStringBuffer b = new FastStringBuffer();
b.append('[');
// Write the offset/count
encryptChar(b, 0, (char) offset);
encryptChar(b, offset++, (char) (pwd.length()));
for (int i = 0; i < Math.max(MINPWDLENGTH, pwd.length()); i++) {
char c;
if (i < pwd.length()) {
c = pwd.charAt(i);
} else {
if (StringUtil.isNotEmpty(ctx)) {
int pwdlen = pwd.length();
c = ctx.charAt((i - pwdlen) % ctx.length());
} else {
c = (char) (Math.random() * 64 + 32);
}
}
encryptChar(b, offset++, c);
}
b.append(']');
return b.toString();
}
