updated code

src/main/java/net/gepafin/tendermanagement/service/impl/ApplicationServiceImpl.java

@@ -100,7 +100,15 @@ public class ApplicationServiceImpl implements ApplicationService {
     }
     
     @Override
+    @Transactional(readOnly = true)
     public ApplicationSignedDocumentResponse getSignedDocument(HttpServletRequest request, Long applicationId) {
     	return applicationDao.getSignedDocument(request, applicationId);
     }
+    
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void deleteSignedDocument(HttpServletRequest request, Long applicationId) {
+    	applicationDao.deleteSignedDocument(request, applicationId);
+    }
+    
 }