#vulnerable code 
                                @Override
    public void put(String cacheName, Object key, Object value, int liveSeconds) {
        try {
            ehcache.put(cacheName, key, value, liveSeconds);
            redisCache.put(cacheName, key, value, liveSeconds);
        } finally {
            Jboot.me().getMq().publish(new JbootEhredisMessage(clientId, JbootEhredisMessage.ACTION_PUT, cacheName, key), channel);
        }
    } 
                            #location 7 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                @Override
    public void put(String cacheName, Object key, Object value, int liveSeconds) {
        try {
            ehcache.put(cacheName, key, value, liveSeconds);
            redisCache.put(cacheName, key, value, liveSeconds);
        } finally {
            publishMessage(JbootEhredisMessage.ACTION_PUT, cacheName, key);
        }
    }