code: @CheckForNull
      public static String getFirstIdent(@Nonnull final DetailAST pAst)
      {
          String result = null;
          DetailAST ast = pAst.findFirstToken(TokenTypes.IDENT);
          if (ast != null) {
              result = ast.getText();
          }
          return result;
      }
docs: Determine the text of the first direct IDENT child node.
  
  @param pAst an AST
  @return the first encountered IDENT text, or <code>null</code> if none was found