code: public java.util.List<String> getAppIds() {
          if (appIds == null) {
              appIds = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return appIds;
      }
docs: <p>
  An array of app IDs for the apps to be described. If you use this parameter, <code>DescribeApps</code> returns a
  description of the specified apps. Otherwise, it returns a description of every app.
  </p>
  
  @return An array of app IDs for the apps to be described. If you use this parameter, <code>DescribeApps</code>
  returns a description of the specified apps. Otherwise, it returns a description of every app.