import java.util.Vector;
public class Utils {
/*if[COLOR]*/
public static final String COLORKEY = "COLOR";
/*end[COLOR]*/
/*if[CAESAR]*/
public static final String CAESAR = "Caesar";
private static final int CAESARSHIFT = 5;
public static String encodeCeasear(String text) {
return shiftText(text, CAESARSHIFT);
}
public static String decodeCeasear(String text) {
return shiftText(text, -CAESARSHIFT);
}
private static String shiftText(String text, int n) {
//init the values
String encString = "";
int len = text.length();
//encode the text
for (int i = 0; i < len; i++) {
//shift the character
encString += (char)((int)text.charAt(i) + n);
}
//return the encoded text
return encString;
}
/*end[CAESAR]*/
/*if[REVERSE]*/
public static final String REVERSE = "Reverse";
public static String encodeReverse(String text) {
return reverseText(text);
}
public static String decodeReverse(String text) {
return reverseText(text);
}
private static String reverseText(String text) {
//init the values
String encString = "";
int len = text.length();
//encode the text
for (int i = len -1; i >= 0; i--) {
encString += text.charAt(i);
}
//return the encoded text
return encString;
}
/*end[REVERSE]*/
//<--CODING MUNGE HAT KEIN "OR" DESWEGEN BLEIBT ES DRIN!
public static final String CODING1= "COD1";
public static final String CODING2= "COD2";
private static Vector codingList;
public static Vector getCodingList () {
if (codingList == null) {
codingList = new Vector();
codingList.add("");
/*if[CAESAR]*/
codingList.add(CAESAR);
/*end[CAESAR]*/
/*if[REVERSE]*/
codingList.add(REVERSE);
/*end[REVERSE]*/
}
return codingList;
}
public static void encode(String coding, TextMessage msg) {
/*if[CAESAR]*/
if (coding.equals(CAESAR)) {
msg.setContent(encodeCeasear(msg.getContent()));
return;
}
/*end[CAESAR]*/
/*if[REVERSE]*/
if (coding.equals(REVERSE)) {
msg.setContent(encodeReverse(msg.getContent()));
return;
}
/*end[REVERSE]*/
}
public static void decode(String coding, TextMessage msg) {
/*if[CAESAR]*/
if (coding.equals(CAESAR)) {
msg.setContent(decodeCeasear(msg.getContent()));
return;
}
/*end[CAESAR]*/
/*if[REVERSE]*/
if (coding.equals(REVERSE)) {
msg.setContent(decodeReverse(msg.getContent()));
return;
}
/*end[REVERSE]*/
}
}