From f62b651f7412aff39d2a30e2f01a7e8daff71737 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=95=D0=BB=D0=B5=D0=BD=D0=B0=20=D0=91=D0=B0=D0=BA=D0=B0?=
 =?UTF-8?q?=D0=BB=D1=8C=D1=81=D0=BA=D0=B0=D1=8F?= <elina_kallin@mail.ru>
Date: Sat, 11 May 2024 18:27:09 +0400
Subject: [PATCH] =?UTF-8?q?=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D0=B5?=
 =?UTF-8?q?=D0=BD=20=D0=BA=D0=BB=D0=B0=D1=81=D1=81=20=D0=BA=D0=BE=D0=BD?=
 =?UTF-8?q?=D1=82=D1=80=D0=BE=D0=BB=D0=BB=D0=B5=D1=80=20=D0=B4=D0=BB=D1=8F?=
 =?UTF-8?q?=20=D0=BE=D0=B1=D1=80=D0=B0=D0=B1=D0=BE=D1=82=D0=BA=D0=B8=20?=
 =?UTF-8?q?=D0=B8=20=D0=B2=D1=8B=D0=B2=D0=BE=D0=B4=D0=B0=20=D0=BE=D1=88?=
 =?UTF-8?q?=D0=B8=D0=B1=D0=BE=D0=BA?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../backend/core/errors/AdviceController.java | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 backend/src/main/java/com/example/backend/core/errors/AdviceController.java

diff --git a/backend/src/main/java/com/example/backend/core/errors/AdviceController.java b/backend/src/main/java/com/example/backend/core/errors/AdviceController.java
new file mode 100644
index 0000000..9ed8546
--- /dev/null
+++ b/backend/src/main/java/com/example/backend/core/errors/AdviceController.java
@@ -0,0 +1,53 @@
+package com.example.backend.core.errors;
+
+import java.util.Map;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.core.annotation.AnnotationUtils;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.servlet.ModelAndView;
+
+import jakarta.servlet.http.HttpServletRequest;
+
+@ControllerAdvice
+public class AdviceController {
+    private final Logger log = LoggerFactory.getLogger(AdviceController.class);
+
+    private static Throwable getRootCause(Throwable throwable) {
+        Throwable rootCause = throwable;
+        while (rootCause.getCause() != null && rootCause.getCause() != rootCause) {
+            rootCause = rootCause.getCause();
+        }
+        return rootCause;
+    }
+
+    private static Map<String, Object> getAttributes(HttpServletRequest request, Throwable throwable) {
+        final Throwable rootCause = getRootCause(throwable);
+        final StackTraceElement firstError = rootCause.getStackTrace()[0];
+        return Map.of(
+                "message", rootCause.getMessage(),
+                "url", request.getRequestURL(),
+                "exception", rootCause.getClass().getName(),
+                "file", firstError.getFileName(),
+                "method", firstError.getMethodName(),
+                "line", firstError.getLineNumber());
+    }
+
+    @ExceptionHandler(value = Exception.class)
+    public ModelAndView defaultErrorHandler(HttpServletRequest request, Throwable throwable) throws Throwable {
+        if (AnnotationUtils.findAnnotation(throwable.getClass(),
+                ResponseStatus.class) != null) {
+            throw throwable;
+        }
+
+        log.error("{}", throwable.getMessage());
+        throwable.printStackTrace();
+        final ModelAndView model = new ModelAndView();
+        model.addAllObjects(getAttributes(request, throwable));
+        model.setViewName("error");
+        return model;
+    }
+}