this.useMultiChannel = true;
            } else if ("false".equalsIgnoreCase(value)) {
                this.useMultiChannel = false;
            }
            // For invalid values, leave useMultiChannelExplicitlySet as false so default applies
            if (!"true".equalsIgnoreCase(value) && !"false".equalsIgnoreCase(value)) {
                this.useMultiChannelExplicitlySet = false;
            }
        }

        final long start2 = System.nanoTime();
        controller.delayBeforeProcessing();
        final long elapsed2 = (System.nanoTime() - start2) / 1000000;
        assertTrue("Second access should delay at least 100ms", elapsed2 >= 90);
    }

    /**
     * Test that cache is thread-safe with concurrent access
     */
    public void test_cacheThreadSafety() {
        final int numTasks = 50;

            // Verify that info.encode was called
            verify(mockInfo, times(1)).encode(any(byte[].class), anyInt());

            // Verify total bytes written
            assertTrue(bytesWritten > 32); // At least the fixed part plus some info
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @ParameterizedTest

            // But only test the non-deferred parts to avoid field mocking issues

            // When: Trying to encode (may throw exception due to deferred buffer)
            // Then: Should at least call the basic encoding methods before hitting deferred
            assertThrows(Exception.class, () -> {
                unicodeString.encode(mockNdrBuffer);
            }, "Should encounter issue with deferred buffer access");

        // Test sitemaps - should parse valid sitemaps and ignore invalid ones
        String[] sitemaps = robotsTxt.getSitemaps();
        assertTrue(sitemaps.length >= 3); // At least the valid ones should be parsed

        // Test NumericBot - various crawl-delay formats
        // Should handle edge cases gracefully
        assertTrue(robotsTxt.getCrawlDelay("NumericBot") >= 0);

    int processed = dataService.getCount(sessionId);
    System.out.println("Processed: " + processed + " URLs");
    Thread.sleep(5000);
}
```

## Contributing

We welcome contributions to Fess Crawler! Please follow these guidelines:

1. **Fork** the repository
2. **Create** a feature branch (`git checkout -b feature/amazing-feature`)
3. **Commit** your changes (`git commit -m 'Add amazing feature'`)

        void shouldSupportPartialMockingScenarios() {
            SmbSession mockSession = mock(SmbSession.class);
            Configuration mockConfig = mock(Configuration.class);

            // Only mock getConfig, leave others with default behavior
            when(mockSession.getConfig()).thenReturn(mockConfig);

            assertEquals(mockConfig, mockSession.getConfig());

    void testReadBytesWireFormatOffsetTooLarge() {
        // Given
        byte[] buffer = new byte[10];
        int offset = 9; // Only 1 byte remaining, need at least 2 for structure size

        // When & Then
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> {
            response.readBytesWireFormat(buffer, offset);
        });
    }

    @Test

        assertTrue(urlFilter.match("https://any.com/any/path"));

        urlFilter.clear();
        urlFilter.init(sessionId);

        urlFilter.addInclude(".+"); // Match at least one character
        assertTrue(urlFilter.match("https://example.com/"));
        assertFalse(urlFilter.match(""));
    }

    /**
     * Test memory efficiency with large number of patterns
     */

border-radius: 0.5rem;\n  transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out, -webkit-transform 0.15s ease-in-out;\n  transition: transform 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;\n  transition: transform 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out, -webkit-transform 0.15s ease-in-out;\n}\n\n@media...