update article via id

prototype/src/main/java/org/hso/ecommerce/app/RequestController.java

@@ -182,7 +182,7 @@ public class RequestController {
 
     @RequestMapping(value="/updateArticleAction", method=RequestMethod.POST, params="action=updateArticleAction")
     public String updateArticleAction(@ModelAttribute Article article, HttpServletResponse response) {
-        articleRepo.updateByRefArticle(article.refArticle, article.title);
+        articleRepo.save(article);
 
         return "redirect:intern/listedArticles/id";
     }

prototype/src/main/java/org/hso/ecommerce/db/ArticleRepository.java

@@ -20,10 +20,4 @@ public interface ArticleRepository extends JpaRepository<Article, Long> {
 
     @Query("SELECT a FROM Article a WHERE a.refArticle = :refArticle")
     List<Article> findByRefArticle(int refArticle);
-
-    // https://www.logicbig.com/tutorials/spring-framework/spring-data/modifying-queries.html
-    @Transactional
-    @Modifying
-    @Query("UPDATE Article a SET a.title = :title WHERE a.refArticle = :refArticle")
-    void updateByRefArticle(int refArticle, String title);
 }

prototype/src/main/resources/application.properties

@@ -9,6 +9,7 @@ spring.datasource.url = jdbc:sqlite:./test.db
 spring.datasource.driverClassName = org.sqlite.JDBC
 spring.jpa.properties.hibernate.dialect = org.hso.ecommerce.db.SQLiteDialect
 spring.jpa.hibernate.ddl-auto=update
+#spring.jpa.show-sql=true
 
 # ----------------------------------------
 # WEB PROPERTIES

prototype/src/main/resources/templates/intern/listedArticles/id.html

@@ -30,6 +30,7 @@
             <p class="s">
                <label for="ref-article">Refernzierter Artikel</label>
                <input class="" type="text" id="ref-article" th:field="*{refArticle}" value="8405" readonly/>
+               <input type="hidden" th:field="*{id}" /> <!-- This is needed, otherwise id will be null -->
                <td><a th:href="@{/intern/articles/#q=%2044048}">Details</a></td>
             </p>
             <div class="spacer"></div>