private static final String MESSAGE_ID_BLUEPRINT = "%s-%s";
public String getNewMessageId(final String prefix) {
- Preconditions.checkArgument(Strings.isNullOrEmpty(prefix) == false, "Null or empty prefix");
+ Preconditions.checkArgument(!Strings.isNullOrEmpty(prefix), "Null or empty prefix");
return String.format(MESSAGE_ID_BLUEPRINT, prefix, getNewMessageId());
}