title: How to control spring boot rest csv response cell format?
body: <p>I have spring-boot rest webservice that returns csv file with number format for all its cells. Want some cell to be text.</p>
  
  <pre><code>@GetMapping(path = "/generateReport", produces = "text/csv")
  public ResponseEntity&lt;?&gt; generateReport() throws Exception {
      String csvString = reportService.generateReport();
      ResponseEntity&lt;String&gt; responseEntity = new ResponseEntity&lt;String&gt;(csvString, HttpStatus.OK);
      return responseEntity;
  }
  </code></pre>
  
  <p>I want to make some column cells format text only not number.</p>