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

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;

import org.apache.maven.api.model.Dependency;

import static com.google.common.collect.testing.google.ReflectionFreeAssertThrows.assertThrows;
import static java.util.Arrays.asList;
import static java.util.Collections.emptyList;
import static java.util.Collections.singletonList;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.Multimap;
import com.google.common.collect.testing.features.CollectionSize;

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.internal.aether;

import java.util.Collections;
import java.util.List;
import java.util.Map;

import org.apache.maven.RepositoryUtils;
import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;

  }

  public TesterRequirements(TesterRequirements tr) {
    this(tr.getPresentFeatures(), tr.getAbsentFeatures());
  }

  public TesterRequirements() {
    this(Collections.<Feature<?>>emptySet(), Collections.<Feature<?>>emptySet());
  }

  public final Set<Feature<?>> getPresentFeatures() {
    return presentFeatures;
  }

  public final Set<Feature<?>> getAbsentFeatures() {

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

import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**

  # diagnostic information from Envoy. See
  # https://lyft.github.io/envoy/docs/operations/admin.html
  # for more details
  proxyAdminPort: 15000
  #
  # Zipkin trace collector
  zipkinAddress: ""
  #
  # Statsd metrics collector converts statsd metrics into Prometheus metrics.
  statsdUdpAddress: ""
  #
  # Mutual TLS authentication between sidecars and istio control plane.
  controlPlaneAuthPolicy: NONE
  #

                    newUrlList.add(favoriteLog.getUrl());
                }
                return newUrlList;
            }
            return Collections.<String> emptyList();
        }).orElse(Collections.<String> emptyList());

    }

        RequestType requestType;
        Project project;
        Artifact rootArtifact;
        DependencyCoordinates root;
        List<DependencyCoordinates> dependencies = Collections.emptyList();
        List<DependencyCoordinates> managedDependencies = Collections.emptyList();
        boolean verbose;
        PathScope pathScope;
        Predicate<PathType> pathTypeFilter;
        List<RemoteRepository> repositories;

    Collection<List<Integer>> permutationSet =
        Collections2.permutations(Collections.<Integer>emptyList());

    assertEquals(1, permutationSet.size());
    assertTrue(permutationSet.contains(Collections.<Integer>emptyList()));

    Iterator<List<Integer>> permutations = permutationSet.iterator();
    assertNextPermutation(Collections.<Integer>emptyList(), permutations);
    assertNoMorePermutations(permutations);
  }

    assertTrue(multimap.get("a") instanceof ImmutableSortedSet);
    assertEquals(
        Collections.reverseOrder(), ((ImmutableSortedSet<Integer>) multimap.get("a")).comparator());
    assertTrue(multimap.get("x") instanceof ImmutableSortedSet);
    assertEquals(
        Collections.reverseOrder(), ((ImmutableSortedSet<Integer>) multimap.get("x")).comparator());