#vulnerable code 
                                private void addNonCachedMetricsListener(CuratorFramework curatorFramework) {
        nonCachedMetricsIPRWLock = new InterProcessReadWriteLock(curatorFramework, NON_CACHED_METRICS_LOCK_PATH);
        testIPRWLock(curatorFramework, nonCachedMetricsIPRWLock, NON_CACHED_METRICS_LOCK_PATH);
        nonCachedMetricsIP = new DistributedAtomicValue(curatorFramework, NON_CACHED_METRICS, new RetryForever(1000));
        TreeCacheListener nonCachedMetricsListener = new TreeCacheListener() {

            @Override
            public void childEvent(CuratorFramework curatorFramework, TreeCacheEvent event) throws Exception {
                if (event.getType().equals(TreeCacheEvent.Type.NODE_UPDATED)) {
                    LOG.info("Handling nonCachedMetricsIP event {}", event.getType().toString());
                    readNonCachedMetricsIP();
                }
            }
        };

        try {
            TreeCache nonCachedMetricsTreeCache = new TreeCache(curatorFramework, NON_CACHED_METRICS);
            nonCachedMetricsTreeCache.getListenable().addListener(nonCachedMetricsListener);
            nonCachedMetricsTreeCache.start();
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }
    } 
                            #location 19 
                            #vulnerability type RESOURCE_LEAK
#fixed code
                                private void addNonCachedMetricsListener(CuratorFramework curatorFramework) {
        nonCachedMetricsIPRWLock = new InterProcessReadWriteLock(curatorFramework, NON_CACHED_METRICS_LOCK_PATH);
        testIPRWLock(curatorFramework, nonCachedMetricsIPRWLock, NON_CACHED_METRICS_LOCK_PATH);
        nonCachedMetricsIP = new DistributedAtomicValue(curatorFramework, NON_CACHED_METRICS, new RetryForever(1000));
        TreeCacheListener nonCachedMetricsListener = new TreeCacheListener() {

            @Override
            public void childEvent(CuratorFramework curatorFramework, TreeCacheEvent event) throws Exception {
                if (event.getType().equals(TreeCacheEvent.Type.NODE_UPDATED)) {
                    LOG.info("Handling nonCachedMetricsIP event {}", event.getType().toString());
                    readNonCachedMetricsIP();
                }
            }
        };

        try (TreeCache nonCachedMetricsTreeCache = new TreeCache(curatorFramework, NON_CACHED_METRICS)) {
            nonCachedMetricsTreeCache.getListenable().addListener(nonCachedMetricsListener);
            nonCachedMetricsTreeCache.start();
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }
    }