code: public ListCommandsResult withCommands(Command... commands) {
          if (this.commands == null) {
              setCommands(new com.amazonaws.internal.SdkInternalList<Command>(commands.length));
          }
          for (Command ele : commands) {
              this.commands.add(ele);
          }
          return this;
      }
docs: <p>
  (Optional) The list of commands requested by the user.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setCommands(java.util.Collection)} or {@link #withCommands(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param commands
  (Optional) The list of commands requested by the user.
  @return Returns a reference to this object so that method calls can be chained together.