code: public void addSearchIndexSource(CmsSearchIndexSource searchIndexSource) {
  
          m_indexSources.put(searchIndexSource.getName(), searchIndexSource);
  
          if (CmsLog.INIT.isInfoEnabled()) {
              CmsLog.INIT.info(
                  Messages.get().getBundle().key(
                      Messages.INIT_SEARCH_INDEX_SOURCE_2,
                      searchIndexSource.getName(),
                      searchIndexSource.getIndexerClassName()));
          }
      }
docs: Adds a search index source configuration.<p>
  
  @param searchIndexSource a search index source configuration