## Important Patterns for AI Assistants

### Do's
1. Use `@Resource` for field injection (not constructor injection)
2. Access helpers via `ComponentUtil.getXyzHelper()`
3. Use `OptionalEntity<T>` for nullable entity returns
4. Use DBFlute behavior classes (Bhv) for data access

    return new ImmutableClassToInstanceMap<>(ImmutableMap.of(type, value));
  }

  /**
   * Returns a new builder. The generated builder is equivalent to the builder created by the {@link
   * Builder} constructor.
   */
  public static <B> Builder<B> builder() {
    return new Builder<>();
  }

  /**
   * A builder for creating immutable class-to-instance maps. Example:
   *
   * {@snippet :

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.graph.Graphs.checkNonNegative;

import com.google.errorprone.annotations.CanIgnoreReturnValue;

/**
 * A builder for constructing instances of {@link MutableValueGraph} or {@link ImmutableValueGraph}
 * with user-defined properties.
 *
 * <p>A {@code ValueGraph} built by this class has the following default properties:
 *
 * <ul>

    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(ElevateWordService.class);

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

    /** Behavior handler for ElevateWordToLabel entity operations */
    @Resource
    protected ElevateWordToLabelBhv elevateWordToLabelBhv;

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.validation;

import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
import static java.lang.annotation.ElementType.CONSTRUCTOR;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;

import java.lang.annotation.Annotation;

  @RetainedWith private transient AbstractBiMap<V, K> inverse;

  /** Package-private constructor for creating a map-backed bimap. */
  AbstractBiMap(Map<K, V> forward, Map<V, K> backward) {
    inverse = checkMapsAndMakeInverse(forward, backward);
    delegate = forward;
  }

  /** Private constructor for inverse bimap. */
  private AbstractBiMap(Map<K, V> backward, AbstractBiMap<V, K> forward) {

import org.lastaflute.web.ruts.process.ActionRuntime;

/**
 * Admin action for Search Request.
 *
 */
public class AdminSereqAction extends FessAdminAction {

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

    /** Role name for admin search request operations */
    public static final String ROLE = "admin-sereq";

import java.util.List;

import org.codelibs.fess.util.ComponentUtil;

/**
 * Pager for scheduler management.
 */
public class SchedulerPager implements Serializable {

    /**
     * Constructor.
     */
    public SchedulerPager() {
        super();
    }

    private static final long serialVersionUID = 1L;

    /**
     * Default page size for pagination.
     */

      int expectedSize) {
    return new ObjectCountLinkedHashMap<K>(expectedSize);
  }

  private static final int ENDPOINT = -2;

  /*
   * The links field is not initialized directly in the constructor, but it's initialized by init(),
   * which the superconstructor calls.
   */

  /**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The

     */
    public static final int REQUEST_MIC = 3;

    private ASN1ObjectIdentifier mechanism;

    private int result = UNSPECIFIED_RESULT;

    /**
     * Default constructor for NegTokenTarg
     */
    public NegTokenTarg() {
    }

    /**
     * Constructs a NegTokenTarg with the specified parameters
     * @param result the negotiation result code