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Tooling to make tls configuration easier

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.nifi.toolkit.cli.api;

import java.util.List;

/**
 * Represents a group of commands.
 */
public interface CommandGroup {

    /**
     * Initialize the group.
     *
     * @param context the context of the CLI
     */
    void initialize(Context context);

    /**
     * @return the name of the group
     */
    String getName();

    /**
     * @return the commands that belong to this group
     */
    List getCommands();

    /**
     * Prints the usage for this group.
     */
    void printUsage(boolean verbose);

}