*/
    ParameterizedClassDesc getParameterizedClassDesc();

    /**
     * Returns the element type if this property is a parameterized {@link Collection}.
     *
     * @return the element type if this property is a parameterized {@link Collection}, otherwise {@literal null}
     */
    Class<?> getElementClassOfCollection();

    /**
     * Returns the key type if this property is a parameterized {@link Map}.

  }

  private static final List<Method> PQ_SUPPRESS = asList(getCreateWithNullUnsupportedMethod());

  @Override
  protected Collection<Method> suppressForPriorityBlockingQueue() {
    return PQ_SUPPRESS;
  }

  @Override
  protected Collection<Method> suppressForPriorityQueue() {
    return PQ_SUPPRESS;
  }

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class AbstractMultisetTester<E> extends AbstractCollectionTester<E> {
  protected final Multiset<E> getMultiset() {
    return (Multiset<E>) collection;
  }

  protected void initThreeCopies() {
    collection = getSubjectGenerator().create(e0(), e0(), e0());
  }

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import static org.codelibs.core.collection.EnumerationIterator.iterable;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.junit.Assert.assertThat;

import java.util.Enumeration;

      warmUp(cache, 0, 100);

      Collection<Object> values = cache.asMap().values();
      values.clear();
      checkEmpty(values);
      checkEmpty(cache);
    }
  }

  public void testValues_empty_remove() {
    for (LoadingCache<Object, Object> cache : caches()) {
      Collection<Object> values = cache.asMap().values();
      assertThat(values.remove(null)).isFalse();

      warmUp(cache, 0, 100);

      Collection<Object> values = cache.asMap().values();
      values.clear();
      checkEmpty(values);
      checkEmpty(cache);
    }
  }

  public void testValues_empty_remove() {
    for (LoadingCache<Object, Object> cache : caches()) {
      Collection<Object> values = cache.asMap().values();
      assertThat(values.remove(null)).isFalse();

  /*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

     */
    public void addUrl(final RequestData url) {
        childUrlSet.add(url);
    }

    /**
     * Add child URLs.
     * @param c the collection of request data to add to the child URL set
     */
    public void addAllUrl(final Collection<RequestData> c) {
        if (c != null) {
            childUrlSet.addAll(c);
        }
    }

    /**
     * Remove a child URL.

    }

    @Override
    public void clear() {
      assertTrue(Thread.holdsLock(mutex));
      delegate.clear();
    }

    @Override
    public Collection<V> values() {
      assertTrue(Thread.holdsLock(mutex));
      /* TODO: verify that the Collection is also synchronized? */
      return delegate.values();
    }

    @Override
    public Set<Cell<R, C, V>> cellSet() {
      assertTrue(Thread.holdsLock(mutex));

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import static org.codelibs.core.collection.Maps.map;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;

import java.util.Map;

import org.junit.Test;

/**
 * @author koichik
 */