upgrade to springboot 3.4

batch-boot-jpa-sample/docker/docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.8'
 services:
 
   postgresqldb:
-    image: postgres:16.6-alpine
+    image: postgres:17.2-alpine
     hostname: postgresqldb
     extra_hosts: [ 'host.docker.internal:host-gateway' ]
     environment:

batch-boot-jpa-sample/pom.xml

@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.3.6</version>
+        <version>3.4.0</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
     <groupId>com.example.bootbatchjpa</groupId>
@@ -22,7 +22,7 @@
 
         <java.version>21</java.version>
         <instancio.version>5.0.2</instancio.version>
-        <springdoc-openapi.version>2.6.0</springdoc-openapi.version>
+        <springdoc-openapi.version>2.7.0</springdoc-openapi.version>
 
         <project.testresult.directory>${project.build.directory}/test-results</project.testresult.directory>
         <spotless.version>2.43.0</spotless.version>
@@ -242,7 +242,7 @@
                 <configuration>
                     <java>
                         <googleJavaFormat>
-                            <version>1.22.0</version>
+                            <version>1.24.0</version>
                             <style>AOSP</style>
                         </googleJavaFormat>
                         <importOrder />

batch-boot-jpa-sample/src/main/java/com/example/bootbatchjpa/config/BatchConfig.java

@@ -23,6 +23,7 @@
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.lang.NonNull;
 import org.springframework.transaction.PlatformTransactionManager;
 
 @Configuration(proxyBeanMethods = false)
@@ -94,7 +95,7 @@ JpaPagingItemReader<Customer> jpaPagingItemReader(
     }
 
     @Override
-    public void afterJob(JobExecution jobExecution) {
+    public void afterJob(@NonNull JobExecution jobExecution) {
         if (jobExecution.getStatus() == BatchStatus.COMPLETED) {
             log.info("BATCH JOB COMPLETED SUCCESSFULLY");
         }

batch-boot-jpa-sample/src/main/java/com/example/bootbatchjpa/config/Initializer.java

@@ -31,7 +31,7 @@ public void run(String... args) {
                                 field(Customer.class, "gender"), gen -> gen.oneOf("male", "female"))
                         .create();
         log.info("Saving Customers of size :{}", customerList.size());
-        customerList = customerRepository.saveAll(customerList);
+        customerList = customerRepository.saveAllAndFlush(customerList);
         log.info("Inserted customers of size :{}", customerList.size());
     }
 }

batch-boot-jpa-sample/src/test/java/com/example/bootbatchjpa/common/TestContainersConfig.java

@@ -8,5 +8,5 @@ public interface TestContainersConfig {
 
     @ServiceConnection
     PostgreSQLContainer<?> postgreSQLContainer =
-            new PostgreSQLContainer<>(DockerImageName.parse("postgres").withTag("16.4-alpine"));
+            new PostgreSQLContainer<>(DockerImageName.parse("postgres").withTag("17.2-alpine"));
 }

batch-boot-jpa-sample/src/test/java/com/example/bootbatchjpa/repository/SchemaValidationTest.java

@@ -7,15 +7,13 @@
 import javax.sql.DataSource;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase;
 import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
 import org.springframework.boot.testcontainers.context.ImportTestcontainers;
 
-@DataJpaTest(
-        properties = {
-            "spring.jpa.hibernate.ddl-auto=validate",
-            "spring.test.database.replace=none"
-        })
+@DataJpaTest(properties = {"spring.jpa.hibernate.ddl-auto=validate"})
 @ImportTestcontainers(TestContainersConfig.class)
+@AutoConfigureTestDatabase
 class SchemaValidationTest {
 
     @Autowired private DataSource dataSource;

batch-boot-jpa-sample/src/test/java/com/example/bootbatchjpa/web/controllers/CustomerControllerIT.java

@@ -39,7 +39,7 @@ void setUp() {
                                 field(Customer.class, "gender"), gen -> gen.oneOf("male", "female"))
                         .create();
 
-        customerList = customerRepository.saveAll(customerList);
+        customerList = customerRepository.saveAllAndFlush(customerList);
     }
 
     @Test

batch-boot-jpa-sample/src/test/java/com/example/bootbatchjpa/web/controllers/CustomerControllerTest.java

@@ -26,11 +26,11 @@
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
-import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageImpl;
 import org.springframework.http.MediaType;
 import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.context.bean.override.mockito.MockitoBean;
 import org.springframework.test.web.servlet.MockMvc;
 
 @WebMvcTest(controllers = CustomerController.class)
@@ -39,7 +39,7 @@ class CustomerControllerTest {
 
     @Autowired private MockMvc mockMvc;
 
-    @MockBean private CustomerService customerService;
+    @MockitoBean private CustomerService customerService;
 
     @Autowired private ObjectMapper objectMapper;