// set x-amz-request-id header and others
	addCustomHeadersMiddleware,
	// The generic tracer needs to be the first middleware to catch all requests
	// returned early by any other middleware (but after the middleware that
	// sets the amz request id).
	httpTracerMiddleware,
	// Auth middleware verifies incoming authorization headers and routes them
	// accordingly. Client receives a HTTP error for invalid/unsupported
	// signatures.
	//

    }

    /**
     * Gets the values associated with a given key from the metadata.
     *
     * @param key the metadata key
     * @return the values associated with the key, or null if not found
     */
    public String[] getValues(final String key) {
        return metadata.get(key);
    }

    /**
     * Gets the set of all metadata keys.
     *

    }

    /** Path mapping behavior. */
    @Resource
    protected PathMappingBhv pathMappingBhv;

    /** Fess configuration. */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Gets the path mapping list with paging.
     *
     * @param pathMappingPager the path mapping pager
     * @return the path mapping list
     */

            extractData.putValue(name, value);
        }
    }

    /**
     * Gets the timeout for PDF extraction in milliseconds.
     * @return the timeout in milliseconds
     */
    public long getTimeout() {
        return timeout;
    }

    /**
     * Sets the timeout for PDF extraction in milliseconds.
     * @param timeout the timeout in milliseconds
     */

    }

    /**
     * Returns the unique identifier of this dictionary file.
     *
     * @return the dictionary file ID
     */
    public String getId() {
        return id;
    }

    /**
     * Gets the file path of this dictionary.
     *
     * @return the file path
     */
    public String getPath() {
        return path;
    }

    /**
     * Returns the timestamp of this dictionary file.
     *

        }

        final String newEnc = encodingMap.get(toLowerCase(enc));
        if (StringUtil.isBlank(newEnc)) {
            return enc;
        }
        return newEnc;
    }

    /**
     * Sets the default encoding to use when no mapping is found.
     *
     * @param defaultEncoding the default encoding to set
     * @throws IllegalArgumentException if the default encoding is blank
     */

     *
     * @param stream the output stream for logging
     */
    public LogStream(final PrintStream stream) {
        super(stream);
    }

    /**
     * Sets the logging level.
     *
     * @param level the logging level to set
     */
    public static void setLevel(final int level) {
        LogStream.level = level;
    }

    /**

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Collection;
import java.util.List;

/**
 * Reserializes the sets created by another test set generator.
 *
 * <p>TODO: make CollectionTestSuiteBuilder test reserialized collections
 *
 * @author Jesse Wilson
 */
@GwtIncompatible

      mutableValueGraph.addNode(node);
      return this;
    }

    /**
     * Adds an edge connecting {@code nodeU} to {@code nodeV} if one is not already present, and
     * sets a value for that edge to {@code value} (overwriting the existing value, if any).
     *
     * <p>If the graph is directed, the resultant edge will be directed; otherwise, it will be
     * undirected.
     *

          intersection(newFeatures, earlierFeatures),
          source);
    }
  }

  /**
   * Construct a new {@link java.util.Set} that is the intersection of the given sets.
   *
   * @deprecated Use {@link com.google.common.collect.Sets#intersection(Set, Set)} instead.
   */
  @Deprecated
  public static <T> Set<T> intersection(Set<? extends T> set1, Set<? extends T> set2) {
    Set<T> result = copyToSet(set1);