logging and try catch

src/main/java/stirling/software/SPDF/controller/web/AccountWebController.java

@@ -262,8 +262,7 @@ public class AccountWebController {
                         userRepository.findByUsernameIgnoreCase(
                                 username); // Assuming findByUsername method exists
                 if (!user.isPresent()) {
-                    // Handle error appropriately
-                    return "redirect:/error"; // Example redirection in case of error
+                    return "redirect:/error";
                 }
 
                 // Convert settings map to JSON string
@@ -273,8 +272,8 @@ public class AccountWebController {
                     settingsJson = objectMapper.writeValueAsString(user.get().getSettings());
                 } catch (JsonProcessingException e) {
                     // Handle JSON conversion error
-                    e.printStackTrace();
-                    return "redirect:/error"; // Example redirection in case of error
+                    logger.error("exception", e);
+                    return "redirect:/error";
                 }
 
                 String messageType = request.getParameter("messageType");

src/main/java/stirling/software/SPDF/controller/web/GeneralWebController.java

@@ -15,6 +15,8 @@ import java.util.Objects;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.ResourceLoader;
@@ -33,6 +35,8 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 @Tag(name = "General", description = "General APIs")
 public class GeneralWebController {
 
+    private static final Logger logger = LoggerFactory.getLogger(GeneralWebController.class);
+
     @GetMapping("/pipeline")
     @Hidden
     public String pipelineForm(Model model) {
@@ -74,7 +78,7 @@ public class GeneralWebController {
                 }
 
             } catch (IOException e) {
-                e.printStackTrace();
+                logger.error("exception", e);
             }
         }
         if (pipelineConfigsWithNames.size() == 0) {

src/main/java/stirling/software/SPDF/controller/web/HomeWebController.java

@@ -6,6 +6,8 @@ import java.nio.charset.StandardCharsets;
 import java.util.List;
 import java.util.Map;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.ClassPathResource;
 import org.springframework.core.io.Resource;
@@ -26,6 +28,8 @@ import stirling.software.SPDF.model.Dependency;
 @Controller
 public class HomeWebController {
 
+    private static final Logger logger = LoggerFactory.getLogger(HomeWebController.class);
+
     @GetMapping("/about")
     @Hidden
     public String gameForm(Model model) {
@@ -46,7 +50,7 @@ public class HomeWebController {
                     mapper.readValue(json, new TypeReference<Map<String, List<Dependency>>>() {});
             model.addAttribute("dependencies", data.get("dependencies"));
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error("exception", e);
         }
         return "licenses";
     }