private static boolean conditionMet(Reply reply) {
        return ! reply.hasErrors() || reply.getError(0).getCode() != DocumentProtocol.ERROR_TEST_AND_SET_CONDITION_FAILED;
    }
Catch message bus replies and make the available to a given session.

@author Steinar Knutsen
vespaclient-container-plugin/src/main/java/com/yahoo/vespa/http/server/FeedReplyReader.java