* @return Java object.
* @throws DecodeException
*/
@Override
public HashExchange decode(String s) throws DecodeException {
HashExchange he = null;
try {
he = this.decoder.fromJson(s, HashExchange.class);
} catch (JsonSyntaxException jse) {
System.err.printf(">> Cannot decode JSON representation provided: %s%n", jse.getMessage());
throw new DecodeException(s, "Cannot decode JSON representation provided !", jse);