artifacts.add(artifact);
    }

    public Object getKey() {
        return getGroupId() + ':' + getArtifactId() + ':' + getVersion();
    }

    public static Object getKey(Artifact artifact) {
        return artifact.getGroupId() + ':' + artifact.getArtifactId() + ':' + artifact.getBaseVersion();
    }

    protected String getKey(String classifier, String extension) {
        return classifier + ':' + extension;

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testSetValue_valueAbsent() {
    for (Entry<K, V> entry : getMap().entrySet()) {
      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(v3()));
      }
    }
    expectReplacement(entry(k0(), v3()));
  }

  @MapFeature.Require(SUPPORTS_PUT)

      if (o instanceof Entry) {
        Entry<?, ?> entry = (Entry<?, ?>) o;
        if (unfiltered.containsKey(entry.getKey())
            // if this holds, then we know entry.getKey() is a K
            && keyPredicate.apply((K) entry.getKey())) {
          return unfiltered.remove(entry.getKey(), entry.getValue());
        }
      }
      return false;
    }
  }

  @Override

          reverse(samples.e3()),
          reverse(samples.e4()));
    }

    private Entry<V, K> reverse(Entry<K, V> entry) {
      checkNotNull(entry);
      return mapEntry(entry.getValue(), entry.getKey());
    }

    @SuppressWarnings("unchecked")
    @Override
    public BiMap<V, K> create(Object... elements) {
      Entry<?, ?>[] entries = new Entry<?, ?>[elements.length];

        && entry.getValue().getKey().isConnected(range)
        && entry.getValue().getValue().equals(value)) {
      return range.span(entry.getValue().getKey());
    }
    return range;
  }

  @Override
  public void putAll(RangeMap<K, ? extends V> rangeMap) {
    for (Entry<Range<K>, ? extends V> entry : rangeMap.asMapOfRanges().entrySet()) {
      put(entry.getKey(), entry.getValue());
    }
  }

 * stream was closed. Intended for use in a test where only a single stream should be opened and
 * possibly closed.
 *
 * @author Colin Decker
 */
public interface TestStreamSupplier {

  /** Returns whether or not a new stream was opened. */
  boolean wasStreamOpened();

  /** Returns whether or not an open stream was closed. */

 * stream was closed. Intended for use in a test where only a single stream should be opened and
 * possibly closed.
 *
 * @author Colin Decker
 */
public interface TestStreamSupplier {

  /** Returns whether or not a new stream was opened. */
  boolean wasStreamOpened();

  /** Returns whether or not an open stream was closed. */

            result.setRoles(toStringArray(source.get(ROLES)));
            result.setAttributes(source.entrySet().stream().filter(e -> isAttribute(e.getKey()))
                    .map(e -> new Pair<>(e.getKey(), (String) e.getValue())).collect(Collectors.toMap(Pair::getFirst, Pair::getSecond)));
            return result;
        } catch (InstantiationException | IllegalAccessException e) {

    public void remove() {
      checkRemove(lastReturned != null);
      MapMakerInternalMap.this.remove(lastReturned.getKey());
      lastReturned = null;
    }
  }

  final class KeyIterator extends HashIterator<K> {

    @Override
    public K next() {
      return nextEntry().getKey();
    }
  }

  final class ValueIterator extends HashIterator<V> {

    @Override

        assertThat(entry.getKey().getName(), is("T1"));
        assertThat(entry.getValue(), is(sameClass(Integer.class)));
        entry = it.next();
        assertThat(entry.getKey().getName(), is("T2"));
        assertThat(entry.getValue(), is(sameClass(Long.class)));
        entry = it.next();
        assertThat(entry.getKey().getName(), is("T1"));