return parent.retainAll(c);
        }

        public void clear() {
            parent.clear();
        }

        public boolean equals(final Object o) {
            return parent.equals(o);
        }

        public int hashCode() {
            return parent.hashCode();
        }

        public E get(final int index) {
            return parent.get(index);

        assertThat(graph.edgeValueOrDefault(node, otherNode, null) != null).isEqualTo(hasEdge);
        assertThat(!graph.edgeValueOrDefault(node, otherNode, DEFAULT).equals(DEFAULT))
            .isEqualTo(hasEdge);
      }
    }
  }

  @Test
  public void directedGraph() {
    graph = ValueGraphBuilder.directed().allowsSelfLoops(true).build();

package okhttp3.internal

import okhttp3.MediaType

internal fun MediaType.commonParameter(name: String): String? {
  for (i in parameterNamesAndValues.indices step 2) {
    if (parameterNamesAndValues[i].equals(name, ignoreCase = true)) {
      return parameterNamesAndValues[i + 1]
    }
  }
  return null
}

internal fun MediaType.commonEquals(other: Any?): Boolean = other is MediaType && other.mediaType == mediaType

        if (methodDesc == null) {
            return null;
        }
        final Object value = methodDesc.invoke(annotation);
        if (value == null || "".equals(value)) {
            return null;
        }
        return value;
    }

     */
    public static String formatLocation(ModelProblem problem, String projectId) {
        StringBuilder buffer = new StringBuilder(256);

        if (!problem.getModelId().equals(projectId)) {
            buffer.append(problem.getModelId());

            if (!problem.getSource().isEmpty()) {
                if (buffer.length() > 0) {
                    buffer.append(", ");
                }

errorproneExtension.disabledChecks.addAll(
    // DISCUSS
    "EnumOrdinal", // This violation is ubiquitous, though most are benign.
    "EqualsGetClass", // Let's agree if we want to adopt Error Prone's idea of valid equals()
    "JdkObsolete", // Most of the checks are good, but we do not want to replace all LinkedLists without a good reason

    // NEVER
    "MissingSummary", // We have another mechanism to check Javadocs on public API

@GwtIncompatible
@ElementTypesAreNonnullByDefault
abstract class ToDoubleRounder<X extends Number & Comparable<X>> {
  /**
   * Returns x rounded to either the greatest double less than or equal to the precise value of x,
   * or the least double greater than or equal to the precise value of x.
   */
  abstract double roundToDoubleArbitrarily(X x);

  /** Returns the sign of x: either -1, 0, or 1. */
  abstract int sign(X x);

  }

  /**
   * Returns a contiguous set containing all {@code int} values from {@code lower} (inclusive) to
   * {@code upper} (exclusive). If the endpoints are equal, an empty set is returned. (These are the
   * same values contained in {@code Range.closedOpen(lower, upper)}.)
   *
   * @throws IllegalArgumentException if {@code lower} is greater than {@code upper}
   * @since 23.0

			return nil, errors.New("hash: already read from hash reader")
		}
		if len(r.checksum) != 0 && len(MD5) != 0 && !etag.Equal(r.checksum, MD5) {
			return nil, BadDigest{
				ExpectedMD5:   r.checksum.String(),
				CalculatedMD5: md5Hex,
			}
		}
		if len(r.contentSHA256) != 0 && len(SHA256) != 0 && !bytes.Equal(r.contentSHA256, SHA256) {
			return nil, SHA256Mismatch{
				ExpectedSHA256:   hex.EncodeToString(r.contentSHA256),

    public boolean available() {
        final String ssoType = getSsoType();
        if (logger.isDebugEnabled()) {
            logger.debug("sso.type: {}", ssoType);
        }
        return !Constants.NONE.equals(ssoType);
    }

    public LoginCredential getLoginCredential() {
        if (available()) {
            final SsoAuthenticator authenticator = getAuthenticator();
            if (authenticator != null) {