}

    /**
     * Executes an external command with the given parameters.
     * @param commands The command array to execute.
     * @param username The username parameter for the command.
     * @param password The password parameter for the command.
     * @return The exit code of the executed command.
     */

    }

    /**
     * Copies the given text data into the destination array
     *
     * @param cfg
     *            The configuration to use for text encoding
     * @param t
     *            The text data to copy
     * @param dst
     *            The destination byte array
     * @param dstIndex
     *            The starting index in the destination array
     */

     * @param query The query string.
     */
    public void setQuery(final String query) {
        this.query = query;
    }

    /**
     * Adds a tag to filter by.
     * @param tag The tag.
     */
    public void addTag(final String tag) {
        tags.add(tag);
    }

    /**
     * Adds a role to filter by.
     * @param role The role.
     */

        /**
         * Creates a new DefaultPathScope with the specified ID, project scope, and dependency scopes.
         *
         * @param id the identifier for this path scope
         * @param projectScope the project scope associated with this path scope, must not be null
         * @param dependencyScopes the dependency scopes associated with this path scope, must not be null
         */

     *
     * @param bytes number of bytes sent
     * @param durationNanos operation duration in nanoseconds
     */
    public void recordRdmaSend(int bytes, long durationNanos) {
        rdmaSends.incrementAndGet();
        bytesTransferred.addAndGet(bytes);
        totalSendTime.addAndGet(durationNanos);
    }

    /**
     * Record an RDMA receive operation
     *
     * @param bytes number of bytes received

     *
     * @param pairs the list of AV pairs to modify
     * @param rep the replacement AV pair
     */
    public static void replace(final List<AvPair> pairs, final AvPair rep) {
        remove(pairs, rep.getType());
        pairs.add(rep);
    }

    /**
     * Encodes a list of AV pairs into byte array format
     *
     * @param pairs the list of AV pairs to encode

     * Delete a key match.
     *
     * @param keyMatch The key match to delete.
     */
    public void delete(final KeyMatch keyMatch) {

        keyMatchBhv.delete(keyMatch, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });

    }

    /**
     * Set up list conditions.
     *
     * @param cb The condition bean.
     * @param keyMatchPager The pager for key matches.
     */

     *
     * @param artifact           artifact we are interested in. Only <code>groupid</code> and <code>artifactId</code>
     *                           are needed, for instance the following code will work
     *                           <code>artifactFactory.createProjectArtifact( "org.apache.maven", "maven", "" )</code>
     * @param localRepository    local repository

    private static final int BUF_SIZE = 4096;

    /**
     * Creates a {@link Reader} to read from a file with the specified encoding.
     *
     * @param is
     *            the input stream (must not be {@literal null})
     * @param encoding
     *            the encoding of the input stream (must not be {@literal null} or empty)
     * @return a {@link Reader} to read from the file
     */

    /**
     * Creates a duplicate host entity based on the form and current user context.
     *
     * @param form the form containing duplicate host data
     * @param username the current username
     * @param currentTime the current timestamp
     * @return optional duplicate host entity
     */