Upgrade to Spring Boot 3.0.2 and Java 17

.github/workflows/gradle-build.yml

@@ -16,10 +16,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up JDK 11
+    - name: Set up JDK 17
       uses: actions/setup-java@v2
       with:
-        java-version: '11'
+        java-version: '17'
         distribution: 'adopt'
         cache: gradle
     - name: Grant execute permission for gradlew

build.gradle.kts

@@ -4,14 +4,14 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 description = "Kotlin version of the Spring Petclinic application"
 group = "org.springframework.samples"
 // Align with Spring Version
-version = "2.7.4"
+version = "3.0.2"
 
-java.sourceCompatibility = JavaVersion.VERSION_1_8
+java.sourceCompatibility = JavaVersion.VERSION_17
 
 plugins {
-    val kotlinVersion = "1.7.10"
-    id("org.springframework.boot") version "2.7.4"
-    id("io.spring.dependency-management") version "1.0.11.RELEASE"
+    val kotlinVersion = "1.7.22"
+    id("org.springframework.boot") version "3.0.2"
+    id("io.spring.dependency-management") version "1.1.0"
     id("com.google.cloud.tools.jib") version "3.1.4"
     kotlin("jvm") version kotlinVersion
     kotlin("plugin.spring") version kotlinVersion
@@ -23,7 +23,7 @@ val fontAwesomeVersion = "4.7.0"
 tasks {
     withType<KotlinCompile> {
         kotlinOptions {
-            jvmTarget = "1.8"
+            jvmTarget = "17"
             freeCompilerArgs = listOf("-Xjsr305=strict")
         }
     }
@@ -47,6 +47,7 @@ dependencies {
     implementation("org.springframework.boot:spring-boot-starter-web")
     implementation("org.springframework.boot:spring-boot-starter-thymeleaf")
     implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
+    implementation("org.glassfish.jaxb:jaxb-runtime")
     implementation("javax.cache:cache-api")
     implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
     implementation("org.jetbrains.kotlin:kotlin-reflect")

readme.md

@@ -7,7 +7,7 @@ This is a [Kotlin](https://kotlinlang.org/) version of the [spring-petclinic][]
 ## Technologies used
 
 * Language: Kotlin
-* Core framework: Spring Boot 2 with Spring Framework 5 Kotlin support
+* Core framework: Spring Boot 3 with Spring Framework 6 Kotlin support
 * Server: Apache Tomcat
 * Web framework: Spring MVC
 * Templates: Thymeleaf and Bootstrap 5

src/main/kotlin/org/springframework/samples/petclinic/model/BaseEntity.kt

@@ -16,10 +16,10 @@
 package org.springframework.samples.petclinic.model
 
 import java.io.Serializable
-import javax.persistence.GeneratedValue
-import javax.persistence.GenerationType
-import javax.persistence.Id
-import javax.persistence.MappedSuperclass
+import jakarta.persistence.GeneratedValue
+import jakarta.persistence.GenerationType
+import jakarta.persistence.Id
+import jakarta.persistence.MappedSuperclass
 
 /**
  * Simple JavaBean domain object with an id property. Used as a base class for objects

src/main/kotlin/org/springframework/samples/petclinic/model/NamedEntity.kt

@@ -15,8 +15,8 @@
  */
 package org.springframework.samples.petclinic.model
 
-import javax.persistence.Column
-import javax.persistence.MappedSuperclass
+import jakarta.persistence.Column
+import jakarta.persistence.MappedSuperclass
 
 
 /**

src/main/kotlin/org/springframework/samples/petclinic/model/Person.kt

@@ -16,9 +16,9 @@
 package org.springframework.samples.petclinic.model
 
 
-import javax.persistence.Column
-import javax.persistence.MappedSuperclass
-import javax.validation.constraints.NotEmpty
+import jakarta.persistence.Column
+import jakarta.persistence.MappedSuperclass
+import jakarta.validation.constraints.NotEmpty
 
 /**
  * Simple JavaBean domain object representing an person.

src/main/kotlin/org/springframework/samples/petclinic/owner/Owner.kt

@@ -18,9 +18,9 @@ package org.springframework.samples.petclinic.owner
 
 import org.springframework.samples.petclinic.model.Person
 import java.util.*
-import javax.persistence.*
-import javax.validation.constraints.Digits
-import javax.validation.constraints.NotEmpty
+import jakarta.persistence.*
+import jakarta.validation.constraints.Digits
+import jakarta.validation.constraints.NotEmpty
 
 /**
  * Simple JavaBean domain object representing an owner.

src/main/kotlin/org/springframework/samples/petclinic/owner/OwnerController.kt

@@ -24,7 +24,7 @@ import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.InitBinder
 import org.springframework.web.bind.annotation.PathVariable
 import org.springframework.web.bind.annotation.PostMapping
-import javax.validation.Valid
+import jakarta.validation.Valid
 
 /**
  * @author Juergen Hoeller

src/main/kotlin/org/springframework/samples/petclinic/owner/Pet.kt

@@ -21,7 +21,7 @@ import org.springframework.samples.petclinic.model.NamedEntity
 import org.springframework.samples.petclinic.visit.Visit
 import java.time.LocalDate
 import java.util.*
-import javax.persistence.*
+import jakarta.persistence.*
 
 /**
  * Simple business object representing a owner.

src/main/kotlin/org/springframework/samples/petclinic/owner/PetController.kt

@@ -23,7 +23,7 @@ import org.springframework.util.StringUtils
 import org.springframework.validation.BindingResult
 import org.springframework.web.bind.WebDataBinder
 import org.springframework.web.bind.annotation.*
-import javax.validation.Valid
+import jakarta.validation.Valid
 
 /**
  * @author Juergen Hoeller

src/main/kotlin/org/springframework/samples/petclinic/owner/PetType.kt

@@ -17,8 +17,8 @@ package org.springframework.samples.petclinic.owner
 
 import org.springframework.samples.petclinic.model.NamedEntity;
 
-import javax.persistence.Entity;
-import javax.persistence.Table;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
 
 /**
  * @author Juergen Hoeller

src/main/kotlin/org/springframework/samples/petclinic/owner/VisitController.kt

@@ -21,7 +21,7 @@ import org.springframework.stereotype.Controller
 import org.springframework.validation.BindingResult
 import org.springframework.web.bind.WebDataBinder
 import org.springframework.web.bind.annotation.*
-import javax.validation.Valid
+import jakarta.validation.Valid
 
 /**
  * @author Juergen Hoeller

src/main/kotlin/org/springframework/samples/petclinic/vet/Specialty.kt

@@ -16,8 +16,8 @@
 package org.springframework.samples.petclinic.vet
 
 import org.springframework.samples.petclinic.model.NamedEntity
-import javax.persistence.Entity
-import javax.persistence.Table
+import jakarta.persistence.Entity
+import jakarta.persistence.Table
 
 /**
  * Models a {@link Vet Vet's} specialty (for example, dentistry).

src/main/kotlin/org/springframework/samples/petclinic/vet/Vet.kt

@@ -16,8 +16,8 @@
 package org.springframework.samples.petclinic.vet
 
 import org.springframework.samples.petclinic.model.Person
-import javax.persistence.*
-import javax.xml.bind.annotation.XmlElement
+import jakarta.persistence.*
+import jakarta.xml.bind.annotation.XmlElement
 
 /**
  * Simple JavaBean domain object representing a veterinarian.

src/main/kotlin/org/springframework/samples/petclinic/vet/Vets.kt

@@ -15,7 +15,7 @@
  */
 package org.springframework.samples.petclinic.vet
 
-import javax.xml.bind.annotation.XmlRootElement
+import jakarta.xml.bind.annotation.XmlRootElement
 
 /**
  * Simple domain object representing a list of veterinarians. Mostly here to be used for the 'vets' [ ].

src/main/kotlin/org/springframework/samples/petclinic/visit/Visit.kt

@@ -18,8 +18,8 @@ package org.springframework.samples.petclinic.visit
 import org.springframework.format.annotation.DateTimeFormat
 import org.springframework.samples.petclinic.model.BaseEntity
 import java.time.LocalDate
-import javax.persistence.*
-import javax.validation.constraints.NotEmpty
+import jakarta.persistence.*
+import jakarta.validation.constraints.NotEmpty
 
 /**
  * Simple JavaBean domain object representing a visit.

src/test/kotlin/org/springframework/samples/petclinic/model/ValidatorTests.kt

@@ -6,7 +6,7 @@ import org.junit.jupiter.api.Test
 import org.springframework.context.i18n.LocaleContextHolder
 import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean
 import java.util.*
-import javax.validation.Validator
+import jakarta.validation.Validator
 
 /**
  * @author Michael Isvy

src/test/kotlin/org/springframework/samples/petclinic/system/MockMvcValidationConfiguration.kt

@@ -4,11 +4,9 @@ import org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorContro
 import org.springframework.boot.web.servlet.error.ErrorController
 import org.springframework.web.bind.annotation.ControllerAdvice
 import org.springframework.web.bind.annotation.ExceptionHandler
-import org.springframework.web.bind.annotation.RequestMapping
-import org.springframework.web.bind.annotation.ResponseBody
 import org.springframework.web.servlet.ModelAndView
-import javax.servlet.http.HttpServletRequest
-import javax.servlet.http.HttpServletResponse
+import jakarta.servlet.http.HttpServletRequest
+import jakarta.servlet.http.HttpServletResponse
 
 /**
  * This advice is necessary because MockMvc is not a real servlet environment, therefore it does not redirect error