code: public java.util.List<String> getSharedDirectoryIds() {
          if (sharedDirectoryIds == null) {
              sharedDirectoryIds = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return sharedDirectoryIds;
      }
docs: <p>
  A list of identifiers of all shared directories in your account.
  </p>
  
  @return A list of identifiers of all shared directories in your account.