if (!cache.isEmpty()) {
                return cache.remove(0);
            }
            return new byte[bufferSize];
        }

        @Override
        public synchronized void releaseBuffer(byte[] buf) {
            if (buf != null && cache.size() < maxBuffers) {
                cache.add(buf);
            }
        }
    }

import org.codelibs.fess.crawler.util.CrawlingParameterUtil;

import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;

/**
 * HostIntervalController is an implementation of {@link org.codelibs.fess.crawler.interval.IntervalController}
 * that controls the interval between requests to the same host.
 * It uses a Guava Cache to store the last access time for each host.

 */
public enum DirectoryCacheScope {
    /**
     * Cache only direct children of the directory
     */
    IMMEDIATE_CHILDREN,

    /**
     * Cache entire subtree recursively (if supported by server)
     */
    RECURSIVE_TREE,

    /**
     * Cache only file attributes but not content
     */
    METADATA_ONLY,

    /**
     * Cache complete directory listing including all metadata
     */

            ClassRealm realm = record.getRealm();
            try {
                realm.getWorld().disposeRealm(realm.getId());
            } catch (NoSuchRealmException e) {
                // ignore
            }
        }
        cache.clear();
    }

    @Override
    public void register(MavenProject project, Key key, CacheRecord record) {

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api.cache;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nullable;

/**
 * Interface defining metadata for cache behavior and lifecycle management.
 * Implementations can specify how long cached data should be retained.
 *
 * @since 4.0.0
 */

  @BeforeExperiment
  void setUp() {
    LocalCache<Object, Object> cache =
        new LocalCache<>(
            CacheBuilder.newBuilder().concurrencyLevel(1).initialCapacity(capacity), null);
    checkState(cache.segments.length == 1);
    segment = cache.segments[0];
    checkState(segment.table.length() == capacity);
    for (int i = 0; i < segment.threshold; i++) {
      cache.put(new Object(), new Object());
    }

  }

  /**
   * Accumulates statistics during the operation of a {@link Cache} for presentation by {@link
   * Cache#stats}. This is solely intended for consumption by {@code Cache} implementors.
   *
   * @since 10.0
   */
  public interface StatsCounter {
    /**
     * Records cache hits. This should be called when a cache request returns a cached value.
     *
     * @param count the number of hits to record

    }

    @Test
    public void testContentCache() {
        CurlResponse response = new CurlResponse();
        byte[] data = "test content".getBytes();
        ContentCache cache = new ContentCache(data);

        response.setContentCache(cache);

        // ContentCache is not directly accessible, but we can test through content methods
        assertNotNull(response);
    }

    @Test

            } else {
                return false;
            }
        }
    }

    protected final Cache<Key, CacheRecord> cache =
            Cache.newCache(Cache.ReferenceType.SOFT, "ProjectArtifactsCache-Records");
    protected final Cache<Key, Key> keys = Cache.newCache(Cache.ReferenceType.SOFT, "ProjectArtifactsCache-Keys");

    @Override
    public Key createKey(
            MavenProject project,

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;

class DefaultProjectArtifactsCacheTest {

    private ProjectArtifactsCache cache;

    @BeforeEach
    void setUp() throws Exception {
        cache = new DefaultProjectArtifactsCache();
    }

    @Test
    void testProjectDependencyOrder() throws Exception {