content: package com.taobao.arthas.core.shell.command;
  
  import com.taobao.arthas.core.shell.cli.Completion;
  import com.taobao.arthas.core.shell.cli.CompletionUtils;
  import com.taobao.middleware.cli.CLI;
  
  import java.util.List;
  
  /**
   * The base command class that Java annotated command should extend.
   *
   * @author <a href="mailto:julien@julienviet.com">Julien Viet</a>
   */
  public abstract class AnnotatedCommand {
  
      /**
       * @return the command name
       */
      public String name() {
          return null;
      }
  
      /**
       * @return the command line interface, can be null
       */
      public CLI cli() {
          return null;
      }
  
      /**
       * Process the command, when the command is done processing it should call the {@link CommandProcess#end()} method.
       *
       * @param process the command process
       */
      public abstract void process(CommandProcess process);
  
      /**
       * Perform command completion, when the command is done completing it should call {@link Completion#complete(List)}
       * or {@link Completion#complete(String, boolean)} )} method to signal completion is done.
       *
       * @param completion the completion object
       */
      public void complete(Completion completion) {
          CompletionUtils.complete(completion, this.getClass());
      }
  
  }
  
  