// Non-critical failures - should NOT open circuit
            for (int i = 0; i < 5; i++) {
                try {
                    customCb.executeWithCircuitBreaker(() -> {
                        throw new RuntimeException("non-critical error");
                    }, isFailure);

/**
 * System exception class for the Fess search engine.
 * This exception is thrown when system-level errors occur in the Fess application,
 * such as configuration errors, initialization failures, or critical runtime issues.
 */
public class FessSystemException extends RuntimeException {

    /** Serial version UID for serialization compatibility */
    private static final long serialVersionUID = 1L;

    /**

 */
class PacConstantsTest {

    /**
     * Tests that the constant values in the PacConstants interface match their expected values.
     * This prevents accidental modification of these critical constants.
     */
    @Test
    void testConstantValues() {
        // Verify the PAC version
        assertEquals(0, PacConstants.PAC_VERSION, "PAC_VERSION should be 0");

        // Verify PAC buffer types

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.util;

import java.io.PrintStream;

/**
0 - nothing
1 - critical [default]
2 - basic info can be logged under load
3 - almost everything
N - debugging
 */

public class LogStream extends PrintStream {

    private static LogStream inst;

    /**

/**
 * Log4j rewrite policy that converts ERROR level log events to WARN level for specified loggers.
 * This policy is useful for downgrading the severity of log events from certain loggers
 * to prevent them from being treated as critical errors.
 */
@Plugin(name = "ErrorToWarnRewritePolicy", category = Core.CATEGORY_NAME, elementType = "rewritePolicy", printObject = true)
public class ErrorToWarnRewritePolicy implements RewritePolicy {

        session.release();
    }

    /**
     * Performance regression test for all critical fixes
     */
    @Test
    public void testOverallPerformanceRegression() throws Exception {
        System.out.println("=== Critical Performance Fixes Validation ===");

        // Test multiple components together
        long start = System.nanoTime();

    }

    @Test
    void readTrailerWireFormatShouldReadSixBytesSuccessfully() throws IOException {
        // Test successful reading of 6 bytes from the input stream.
        // The content of these bytes is not critical for this test, only that 6 bytes are read.
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06 }; // Sample 6 bytes
        ByteArrayInputStream bais = new ByteArrayInputStream(data);

    }

    /**
     * Event severity levels
     */
    public enum Severity {
        INFO(0), WARNING(1), ERROR(2), CRITICAL(3);

        private final int level;

        Severity(int level) {
            this.level = level;
        }

        public int getLevel() {
            return level;
        }
    }

                return false;
            }
            return true;
        } catch (final Exception e) {
            // Log the exception at debug level because an invalid URI is not critical and can be ignored.
            logger.debug("Invalid URI: {}", path, e);
        }
        return false;
    }

    void testLevelValuesDocumentation() {
        // Test various level values as documented
        // 0 - nothing
        LogStream.setLevel(0);
        assertEquals(0, LogStream.level);

        // 1 - critical [default]
        LogStream.setLevel(1);
        assertEquals(1, LogStream.level);

        // 2 - basic info can be logged under load
        LogStream.setLevel(2);
        assertEquals(2, LogStream.level);