7. Обработка исключений в Spring REST [#505112]

src/main/java/ru/job4j/api/handler/GlobalExceptionHandler.java

@@ -0,0 +1,26 @@
+package ru.job4j.api.handler;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.dao.DataIntegrityViolationException;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(DataIntegrityViolationException.class)
+    public ResponseEntity<Object> handleDataIntegrityViolationException(Exception e, HttpServletRequest request) {
+        Map<String, String> details = new HashMap<>();
+        details.put("message", e.getMessage());
+        details.put("type", String.valueOf(e.getClass()));
+        details.put("timestamp", String.valueOf(LocalDateTime.now()));
+        details.put("path", request.getRequestURI());
+        return ResponseEntity.badRequest().contentType(MediaType.APPLICATION_JSON).body(details);
+    }
+}

src/main/resources/db/002_ddl_user_auth_email_unique.sql

@@ -0,0 +1,5 @@
+--liquibase formatted sql
+--changeset vadimstrya:002_ddl_user_auth_email_unique
+
+alter table user_auth
+  add constraint user_auth_email_unq unique (email);

src/main/resources/db/liquibase-changeLog.xml

@@ -6,4 +6,5 @@
         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.8.xsd">
 
     <include file="001_ddl_create_tables.sql" author="Vadim Timofeev" relativeToChangelogFile="true"/>
+    <include file="002_ddl_user_auth_email_unique.sql" author="Vadim Timofeev" relativeToChangelogFile="true"/>
 </databaseChangeLog>

src/test/java/ru/job4j/api/repository/UserPostRepositoryTest.java

@@ -216,7 +216,7 @@ public void whenFindSubscribersPostsByUserId() {
 
         var subscribe1 = new User();
         subscribe1.setLogin("Jane Doe");
-        subscribe1.setEmail("jane.doe@example.com");
+        subscribe1.setEmail("jane.doe2@example.com");
         subscribe1.setPassword("******");
         subscribe1.setStatus(Statuses.A);
         userRepository.save(subscribe1);
@@ -228,7 +228,7 @@ public void whenFindSubscribersPostsByUserId() {
 
         var subscribe2 = new User();
         subscribe2.setLogin("Jane Doe");
-        subscribe2.setEmail("jane.doe@example.com");
+        subscribe2.setEmail("jane.doe3@example.com");
         subscribe2.setPassword("******");
         subscribe2.setStatus(Statuses.A);
         userRepository.save(subscribe2);