spark_blog_step_3_1

HelloSpark.java

get(new Route("/article/update/:id") {
  @Override
  public Object handle(Request request, Response response) {
      Integer id = Integer.parseInt(request.params(":id"));
      StringBuilder form = new StringBuilder();

      for(Article article : HelloSpark.articles) {
          if(id.equals(article.getId())) {
              form.append("<form id='article-create-form' method='POST' action='/article/update/:id'>")
                  .append("Title: <input type='text' name='article-title' value='").append(article.getTitle()).append("' />")
                  .append("<br/>")
                  .append("Summary: <input type='text' name='article-summary' value='").append(article.getSummary()).append("' />")
                  .append("<input type='hidden' name='article-id' value='").append(article.getId().toString()).append("' />")
                  .append("<br/>")
                  .append("</form>")
                  .append("<textarea name='article-content' rows='4' cols='50' form='article-create-form'>").append(article.getContent())
                  .append("</textarea>")
                  .append("<br/>")
                  .append("<input type='submit' value='Update' form='article-create-form' />");
              break;
          }
      }

      return form.toString();
  }
});