/**
* Constructs a TransportToken using the given transport string. The transport string that is
* given may be either be a plain text string, an encrypted string, or a URL encoded encrypted
* string.
*
* @param transportString the transport string to be used to initialize this instance of transport
* token.
* @throws AgentException in case of any unexpected failure in initialization.
*/
public TransportToken(String transportString) throws AgentException {
if ((transportString == null) || (transportString.trim().length() == 0)) {
throw new AgentException("Invalid transport string");
}
String innerTransportString = transportString;
if (transportString.startsWith(ENC_CRYPT_PREFIX)) {
transportString = URLDecoder.decode(transportString);
}
if (transportString.startsWith(CRYPT_PREFIX)) {
ICrypt crypt = ServiceFactory.getCryptProvider();
String randomCryptString = crypt.decrypt(transportString.substring(CRYPT_PREFIX.length()));
int index = randomCryptString.indexOf(":") + 1;
innerTransportString = randomCryptString.substring(index);
}
initializeFromString(innerTransportString);
}
public String getEncryptedTransportString() throws AgentException {
ICrypt crypt = ServiceFactory.getCryptProvider();
return CRYPT_PREFIX
+ crypt.encrypt(String.valueOf(System.currentTimeMillis()) + ":" + getTransportString());
}