abstract Lock delegate();

  @Override
  public void lock() {
    delegate().lock();
  }

  @Override
  public void lockInterruptibly() throws InterruptedException {
    delegate().lockInterruptibly();
  }

  @Override
  public boolean tryLock() {
    return delegate().tryLock();
  }

  @Override
  public boolean tryLock(long time, TimeUnit unit) throws InterruptedException {

        public String generateDocId(Map<String, Object> map) {
            return "doc_" + System.currentTimeMillis();
        }

        @Override
        public boolean calibrateCpuLoad() {
            cpuLoadCallCount.incrementAndGet();
            return true;
        }

        @Override
        public void waitForNoWaitingThreads() {
            // Do nothing in test
        }

      }

      @Override
      public Iterator<Entry<K, V>> iterator() {
        return delegate().iterator();
      }

      @Override
      public int size() {
        return delegate().size();
      }

      @Override
      public boolean remove(Object o) {
        return delegate().remove(o);
      }

      @Override
      public void clear() {
        delegate().clear();

   */
  @Test
  public abstract void incidentEdges_checkReturnedSetMutability();

  @Test
  public void nodes_oneNode() {
    addNode(N1);
    assertThat(graph.nodes()).containsExactly(N1);
  }

  @Test
  public void nodes_noNodes() {
    assertThat(graph.nodes()).isEmpty();
  }

  @Test
  public void adjacentNodes_oneEdge() {
    putEdge(N1, N2);

/**
 * OpenSearchUrlFilter is an entity for URL filters in OpenSearch.
 */
public class OpenSearchUrlFilter implements ToXContent {

    /**
     * Creates a new instance of OpenSearchUrlFilter.
     */
    public OpenSearchUrlFilter() {
        // NOP
    }

    /**
     * Field name for session ID.
     */
    public static final String SESSION_ID = "sessionId";

    /**
     * Field name for filter type.

 * It manages KeyMatch instances and provides methods to build queries for boosting documents.
 */
public class KeyMatchHelper extends AbstractConfigHelper {
    private static final Logger logger = LogManager.getLogger(KeyMatchHelper.class);

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

    /**
     * A map containing query information for KeyMatch.

import jakarta.annotation.Resource;

/**
 * Admin action for Stopwords management.
 *
 */
public class AdminDictStopwordsAction extends FessAdminAction {

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

    /** The role for this action. */
    public static final String ROLE = "admin-dict";

  }

  @Override
  public boolean hasPrevious() {
    return delegate().hasPrevious();
  }

  @Override
  public int nextIndex() {
    return delegate().nextIndex();
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public E previous() {
    return delegate().previous();
  }

  @Override
  public int previousIndex() {
    return delegate().previousIndex();
  }

  @Override

package org.codelibs.fess.exception;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;

import jakarta.servlet.ServletException;

public class ServletRuntimeExceptionTest extends UnitFessTestCase {

    @Test
    public void test_constructor_withServletException() {
        // Create a ServletException with a message
        String errorMessage = "Test servlet error message";

import java.sql.Statement;

import org.codelibs.core.exception.SQLRuntimeException;
import org.codelibs.core.log.Logger;

/**
 * Utility class for {@link Statement}.
 *
 * @author higa
 */
public abstract class StatementUtil {

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

    /**
     * Do not instantiate.
     */
    protected StatementUtil() {
    }

    /**