if err == nil || err == io.EOF {
				return entries, err
			}
			entries.truncate(0)
		} else {
			if o.pool < len(z.serverPools) && o.set < len(z.serverPools[o.pool].sets) {
				o.debugln("Resuming", o)
				entries, err = z.serverPools[o.pool].sets[o.set].streamMetadataParts(ctx, *o)
				entries.reuse = true // We read from stream and are not sharing results.
				if err == nil {
					return entries, nil
				}
			} else {

     */
    int getGrantedCredits();

    /**
     * Gets the error status code.
     *
     * @return status code
     */
    int getErrorCode();

    /**
     * Sets the message ID.
     *
     * @param k the message ID to set
     */
    void setMid(long k);

    /**
     * Gets the message ID.
     *
     * @return mid
     */
    long getMid();

    /**

        return parentKey + nestedKeySeparator + currentKey;
    }

    /**
     * Sets the maximum depth for nested structure extraction.
     *
     * @param maxDepth the maximum depth
     */
    public void setMaxDepth(final int maxDepth) {
        this.maxDepth = maxDepth;
    }

    /**
     * Sets the field separator for key-value pairs.
     *
     * @param fieldSeparator the field separator

    /**
     * Returns the XML encoding pattern.
     * @return The XML encoding pattern.
     */
    public Pattern getXmlEncodingPattern() {
        return xmlEncodingPattern;
    }

    /**
     * Sets the XML encoding pattern.
     * @param metaCharsetPattern The XML encoding pattern.
     */
    public void setXmlEncodingPattern(final Pattern metaCharsetPattern) {
        xmlEncodingPattern = metaCharsetPattern;
    }

        }
    }

    /**
     * Sets the maximum cached content size.
     * @param maxCachedContentSize The maximum cached content size in bytes.
     */
    public void setMaxCachedContentSize(final long maxCachedContentSize) {
        this.maxCachedContentSize = maxCachedContentSize;
    }

    /**
     * Sets the access timeout.
     * @param accessTimeout The access timeout in seconds.

     *
     * @return the signature/authentication tag
     */
    public byte[] getSignature() {
        return this.signature;
    }

    /**
     * Sets the signature or authentication tag for the encrypted message
     *
     * @param signature
     *            the signature/authentication tag to set
     */
    public void setSignature(final byte[] signature) {

    }

    /**
     * Sets the MIME type of the content to extract.
     *
     * @param mimeType the MIME type to set
     * @return this builder instance for method chaining
     */
    public ExtractorBuilder mimeType(final String mimeType) {
        this.mimeType = mimeType;
        return this;
    }

    /**
     * Sets the filename of the content to extract.
     *

        RequestTrace trace;
        ArtifactCoordinates artifactCoordinates;
        List<RemoteRepository> repositories;
        Nature nature = Nature.RELEASE_OR_SNAPSHOT;

        /**
         * Sets the session to use for the request.
         *
         * @param session the session, must not be {@code null}
         * @return this builder, never {@code null}
         */

  }

  // Node/edge sets are the same, but node/edge connections differ due to edge type.
  @Test
  public void equivalent_directedVsUndirected() {
    graph.putEdge(N1, N2);

    MutableGraph<Integer> g2 = createGraph(oppositeType(edgeType));
    g2.putEdge(N1, N2);

    assertThat(graph).isNotEqualTo(g2);
  }

  // Node/edge sets and node/edge connections are the same, but directedness differs.

        }
        return permission;
    }

    /**
     * Sets the prefix used to identify role-based permissions.
     *
     * @param rolePrefix the role prefix to set
     */
    public void setRolePrefix(final String rolePrefix) {
        this.rolePrefix = rolePrefix;
    }

    /**
     * Sets the prefix used to identify group-based permissions.
     *