code: public void setAnalyzer(String analyzerName) throws Exception {
  
          if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(analyzerName)) {
              setAnalyzer(CmsSearchManager.getAnalyzer(analyzerName));
          }
      }
docs: Sets the analyzer used for this field.<p>
  
  The parameter must be a name of a class the implements the Lucene {@link Analyzer} interface.
  
  @param analyzerName the analyzer class name to set
  
  @throws Exception in case of problems creating the analyzer class instance