stream.forEach(lines::add);
        } catch (IOException ex) {
            // If a file can't be read, add an error
            addError(errors, file, new Error(1, "Failed to read file: " + ex.getMessage()));
            return;
        }

        boolean inExample = false; // between ==== ... ====
        List<Snippet> currentSnippets = new ArrayList<>();

        for (int i = 0; i < lines.size(); i++) {

            assertTrue("processDBFluteSystem executed without exception", true);
        } catch (Exception e) {
            fail("processDBFluteSystem should handle unlock/lock properly: " + e.getMessage());
        }
    }

    // Helper method to get TimeZoneProvider from DBFluteSystem using reflection
    private DfFinalTimeZoneProvider getDBFluteSystemTimeZoneProvider() {
        try {

        sb.append("[code=").append(errorCode);
        sb.append(", severity=").append(severity);
        sb.append(", category=").append(category);
        sb.append(", message=").append(getMessage());

        if (recoveryHint != null) {
            sb.append(", hint=").append(recoveryHint);
        }

        if (!context.isEmpty()) {
            sb.append(", context=").append(context);
        }

                }

                isEstablished = true;
                state++;
                break;
            } catch (final Exception e) {
                throw new SmbException(e.getMessage(), e);
            }
        default:
            throw new SmbException("Invalid state");
        }
        return token;
    }

                // Log strategy results
                logStrategyResult(context, strategy, strategyResult);

            } catch (Exception e) {
                context.failure("Strategy failed: " + e.getMessage());
                // Mark all POMs as having errors for this strategy
                UpgradeResult errorResult = new UpgradeResult(pomMap.keySet(), java.util.Set.of(), pomMap.keySet());

        Exception exception = assertThrows(CIFSException.class, () -> context.encryptMessage(largeMessage, 2L));
        assertTrue(exception.getMessage().contains("rotation") || exception.getMessage().contains("exceeded"),
                "Should indicate key rotation issue: " + exception.getMessage());

        context.close();
    }

    @Test
    @DisplayName("Should handle multiple closes gracefully")

            final LogNotificationEvent event = events.get(i);
            final String timestamp = TIMESTAMP_FORMATTER.format(Instant.ofEpochMilli(event.getTimestamp()));
            String message = event.getMessage();
            if (message != null && message.length() > maxMessageLength) {
                message = message.substring(0, maxMessageLength) + "...";
            }
            sb.append('[')

            }
        });

        try {
            jobExecutor.shutdown();
            fail("Expected RuntimeException");
        } catch (RuntimeException e) {
            assertEquals("Test exception", e.getMessage());
        }
    }

    @Test
    public void test_addShutdownListener_null() {
        // Test adding null listener
        jobExecutor.addShutdownListener(null);

        UnsupportedOperationException ex = assertThrows(UnsupportedOperationException.class, it::remove);
        assertEquals("remove", ex.getMessage());
    }

    @Nested
    @DisplayName("Invalid constructor inputs")
    class InvalidInputs {
        @Test
        @DisplayName("Null delegate causes NullPointerException during construction")

            pw.flush();
            return systemHelper.abbreviateLongText(sw.toString());
        } catch (final IOException e) {
            logger.warn("Failed to print the stack trace {}", t.getMessage(), e);
        }
        return StringUtil.EMPTY;
    }