*   <li>Logs a warning if an exception occurs during connection monitoring.</li>
 * </ul>
 *
 */
public class Hc4ConnectionMonitorTarget implements TimeoutTarget {
    private static final Logger logger = LogManager.getLogger(Hc4ConnectionMonitorTarget.class);

    private final HttpClientConnectionManager clientConnectionManager;

    /**
     * The timeout duration (in milliseconds) for idle connections.
     */

/**
 * Test implementation of system properties that loads from classpath
 */
public class TestSystemProperties extends DynamicProperties {

    private static final Logger logger = LoggerFactory.getLogger(TestSystemProperties.class);

    public TestSystemProperties() {
        // Create a temporary file to satisfy DynamicProperties constructor
        super(createTempFile());
        loadTestProperties();
    }

public class PingSearchEngineJob {

    /**
     * Default constructor.
     */
    public PingSearchEngineJob() {
        // Default constructor
    }

    private static final Logger logger = LogManager.getLogger(PingSearchEngineJob.class);

    /**
     * Executes the ping job.
     *
     * @return the execution result
     */
    public String execute() {

 */
public class Slf4jMavenTransferListener extends AbstractTransferListener {

    protected final Logger out;

    public Slf4jMavenTransferListener() {
        this.out = LoggerFactory.getLogger(Slf4jMavenTransferListener.class);
    }

    // TODO should we deprecate?
    public Slf4jMavenTransferListener(Logger out) {
        this.out = out;
    }

    @Override

                        String foundRefs = Arrays.stream(refsDir.listFiles()).map(f -> f.getName()).collect(Collectors.joining("\n"));
                        Logging.getLogger(GitInfo.class).error("Found git refs\n" + foundRefs);
                    } else {
                        Logging.getLogger(GitInfo.class).error("No git refs dir found");
                    }
                    throw new GradleException("Can't find revision for refName " + refName);

import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.util.DfTypeUtil;

/**
 * @author FreeGen
 */
public class UserInfoBhv extends BsUserInfoBhv {
    private static final Logger logger = LogManager.getLogger(UserInfoBhv.class);

    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

```java
// Use with SLF4J (add slf4j-api dependency)
Logger logger = Logger.getLogger(MyClass.class);

// Use with Commons Logging (add commons-logging dependency)  
Logger logger = Logger.getLogger(MyClass.class);

// Use with Java Util Logging (built-in)
Logger logger = Logger.getLogger(MyClass.class.getName());
```

### Bean Copy Configuration
```java
// Configure bean copying behavior

public class MatchAllQueryCommand extends QueryCommand {

    /**
     * Default constructor.
     */
    public MatchAllQueryCommand() {
        super();
    }

    private static final Logger logger = LogManager.getLogger(MatchAllQueryCommand.class);

    @Override
    protected String getQueryClassName() {
        return MatchAllDocsQuery.class.getSimpleName();
    }

    @Override

import org.dbflute.optional.OptionalEntity;

/**
 * @author FreeGen
 */
public class ScheduledJobBhv extends BsScheduledJobBhv {

    private static final Logger logger = LogManager.getLogger(ScheduledJobBhv.class);

    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

    if (local != null) {
      return local;
    }
    synchronized (lock) {
      local = logger;
      if (local != null) {
        return local;
      }
      return logger = Logger.getLogger(loggerName);
    }
  }