return false;
        }

        // Check per-account limit
        if (username != null) {
            AccountAttempts account = accountAttempts.computeIfAbsent(username, k -> new AccountAttempts());
            if (account.isLockedOut()) {
                if (account.getLockoutExpiry().isAfter(Instant.now())) {
                    totalAttemptsBlocked.incrementAndGet();

        vFrom.setCompareScope(scopedVertices);

        List<MetadataGraphEdge> exList = excidentEdges.computeIfAbsent(vFrom, k -> new ArrayList<>());

        if (!exList.contains(e)) {
            exList.add(e);
        }

        List<MetadataGraphEdge> inList = incidentEdges.computeIfAbsent(vTo, k -> new ArrayList<>());

        if (!inList.contains(e)) {
            inList.add(e);
        }

        // use original key
        return parent.replace(key, value);
    }

    @Override
    public V computeIfAbsent(final K key, final Function<? super K, ? extends V> mappingFunction) {
        // use original key
        return parent.computeIfAbsent(key, mappingFunction);
    }

    @Override

        }

        private LongAdder getCounter(BuilderProblem.Severity severity) {
            return counters.computeIfAbsent(severity, k -> new LongAdder());
        }

        private List<P> getProblems(BuilderProblem.Severity severity) {
            return problems.computeIfAbsent(severity, k -> new CopyOnWriteArrayList<>());
        }

        // or DiSNI-specific methods

        if (buffer.isDirect()) {
            // Assign a unique address to each buffer instance
            return bufferAddresses.computeIfAbsent(buffer, b -> addressCounter.getAndIncrement());
        } else {
            throw new IllegalArgumentException("Only direct ByteBuffers are supported for RDMA");
        }
    }

    /**

        
        // Mark channel as failed
        failedChannel.setState(ChannelState.FAILED);
        
        // Get or create failover state
        FailoverState state = failoverStates.computeIfAbsent(
            failedChannel.getChannelId(), 
            FailoverState::new
        );
        
        // Redistribute pending operations
        redistributePendingOperations(failedChannel);
        

        }

        // Track connection metrics
        String key = getConnectionKey(address, port);
        connectionMetrics.computeIfAbsent(key, k -> new ConnectionMetrics()).recordConnection();
        activeConnections.incrementAndGet();

        if (nonPooled) {
            this.nonPooledConnections.offer(conn);
        } else {

        // Mark channel as failed
        failedChannel.setState(ChannelState.FAILED);

        // Get or create failover state
        FailoverState state = failoverStates.computeIfAbsent(failedChannel.getChannelId(), FailoverState::new);

        // Redistribute pending operations
        redistributePendingOperations(failedChannel);

        if (StringUtil.isBlank(value)) {
            return Collections.emptyList();
        }
        return split(value, ",").get(stream -> stream.map(String::trim)//
                .map(s -> clientRuleCache.computeIfAbsent(s, t -> {
                    final String[] values = t.split(":", 2);
                    if (values.length != 2) {
                        return null;
                    }

                responseHeaders.put(name, values);
            }

            @Override
            public void addHeader(String name, String value) {
                responseHeaders.computeIfAbsent(name, k -> new ArrayList<>()).add(value);
            }

            @Override
            public void setIntHeader(String name, int value) {
            }

            @Override