Migrate to Sprint Boot 4

Author: Isti01

backend/build.gradle.kts

@@ -2,12 +2,12 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-    id("org.springframework.boot") version "3.5.5"
+    id("org.springframework.boot") version "4.0.0-RC2"
     id("io.spring.dependency-management") version "1.1.7"
-    id("org.owasp.dependencycheck") version "12.1.3"
-    kotlin("jvm") version "2.2.10"
-    kotlin("plugin.spring") version "2.2.10"
-    id("org.sonarqube") version "6.2.0.5505"
+    id("org.owasp.dependencycheck") version "12.1.8"
+    kotlin("jvm") version "2.2.21"
+    kotlin("plugin.spring") version "2.2.21"
+    id("org.sonarqube") version "7.0.1.6134"
 }
 
 group = "hu.bme.sch"
@@ -42,52 +42,49 @@ repositories {
 }
 
 dependencies {
-    implementation("com.google.firebase:firebase-admin:9.5.0")
-    implementation("software.amazon.awssdk:s3:2.32.29")
-    implementation("jakarta.xml.bind:jakarta.xml.bind-api:4.0.2")
-    implementation("org.springframework.boot:spring-boot-configuration-processor")
-    implementation("org.springframework.boot:spring-boot-starter-data-jpa")
-    implementation("org.springframework.boot:spring-boot-starter-oauth2-client")
-    implementation("org.springframework.boot:spring-boot-starter-security")
-    implementation("org.springframework.boot:spring-boot-starter-web")
-    implementation("org.springframework.boot:spring-boot-starter-webflux")
-    implementation("org.springframework.boot:spring-boot-starter-thymeleaf")
-    implementation("org.springframework.boot:spring-boot-starter-actuator")
-    implementation("org.springframework.boot:spring-boot-starter-validation")
-    implementation("org.springframework.session:spring-session-jdbc")
-    implementation("org.springframework.retry:spring-retry")
-    implementation("org.springframework.boot:spring-boot-starter-aop")
+    annotationProcessor("org.springframework.boot:spring-boot-configuration-processor")
+    developmentOnly("org.springframework.boot:spring-boot-devtools")
+    implementation("com.fasterxml.jackson.dataformat:jackson-dataformat-csv")
     implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
-    implementation("com.squareup.okhttp3:okhttp:5.1.0")
-    implementation("com.itextpdf:itext-core:9.2.0")
+    implementation("com.fasterxml.uuid:java-uuid-generator:5.1.1")
     implementation("com.github.spullara.mustache.java:compiler:0.9.14")
-    implementation("org.jetbrains.kotlin:kotlin-reflect")
-    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
-    implementation("org.springdoc:springdoc-openapi-starter-webmvc-ui:2.8.11")
+    implementation("com.google.firebase:firebase-admin:9.7.0")
     implementation("com.google.zxing:core:3.5.3")
     implementation("com.google.zxing:javase:3.5.3")
-    implementation("org.jetbrains.kotlin:kotlin-scripting-common")
-    implementation("org.jetbrains.kotlin:kotlin-scripting-jvm")
-    implementation("org.jetbrains.kotlin:kotlin-scripting-jvm-host")
-    implementation("org.jetbrains.kotlin:kotlin-scripting-dependencies")
-    implementation("org.jetbrains.kotlin:kotlin-scripting-dependencies-maven")
-    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")
+    implementation("com.itextpdf:itext-core:9.3.0")
+    implementation("com.squareup.okhttp3:okhttp:5.3.0")
     implementation(platform("io.jsonwebtoken:jjwt-bom:0.13.0"))
-    implementation("io.jsonwebtoken:jjwt-api")
     runtimeOnly("io.jsonwebtoken:jjwt-impl")
     runtimeOnly("io.jsonwebtoken:jjwt-jackson")
-    implementation("com.fasterxml.uuid:java-uuid-generator:5.1.0")
-    implementation("org.commonmark:commonmark:0.25.1")
-    implementation("org.commonmark:commonmark-ext-gfm-tables:0.25.1")
-    implementation("com.fasterxml.jackson.dataformat:jackson-dataformat-csv")
-    developmentOnly("org.springframework.boot:spring-boot-devtools")
-    annotationProcessor("org.springframework.boot:spring-boot-configuration-processor")
-    runtimeOnly("com.h2database:h2")
-    implementation("org.postgresql:postgresql")
-    implementation(platform("io.micrometer:micrometer-bom:1.15.3"))
+    implementation("io.jsonwebtoken:jjwt-api")
+    implementation(platform("io.micrometer:micrometer-bom:1.15.5"))
     implementation("io.micrometer:micrometer-core")
-    implementation("io.micrometer:micrometer-registry-prometheus")
     implementation("io.micrometer:micrometer-observation")
+    implementation("io.micrometer:micrometer-registry-prometheus")
+    implementation("org.commonmark:commonmark-ext-gfm-tables:0.27.0")
+    implementation("org.commonmark:commonmark:0.27.0")
+    implementation("org.jetbrains.kotlin:kotlin-reflect")
+    implementation("org.jetbrains.kotlin:kotlin-scripting-common")
+    implementation("org.jetbrains.kotlin:kotlin-scripting-dependencies")
+    implementation("org.jetbrains.kotlin:kotlin-scripting-dependencies-maven")
+    implementation("org.jetbrains.kotlin:kotlin-scripting-jvm")
+    implementation("org.jetbrains.kotlin:kotlin-scripting-jvm-host")
+    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")
+    implementation("org.springdoc:springdoc-openapi-starter-webmvc-ui:3.0.0-M1")
+    implementation("org.springframework.boot:spring-boot-configuration-processor")
+    implementation("org.springframework.boot:spring-boot-starter-actuator")
+    implementation("org.springframework.boot:spring-boot-starter-data-jpa")
+    implementation("org.springframework.boot:spring-boot-starter-oauth2-client")
+    implementation("org.springframework.boot:spring-boot-starter-security")
+    implementation("org.springframework.boot:spring-boot-starter-thymeleaf")
+    implementation("org.springframework.boot:spring-boot-starter-validation")
+    implementation("org.springframework.boot:spring-boot-starter-web")
+    implementation("org.springframework.boot:spring-boot-starter-webclient")
+    implementation("org.springframework.session:spring-session-jdbc")
+    implementation("software.amazon.awssdk:s3:2.37.1")
+    runtimeOnly("com.h2database:h2")
+    runtimeOnly("org.postgresql:postgresql")
     testApi("org.springframework.boot:spring-boot-starter-test")
     testApi("org.springframework.security:spring-security-test")
 }

backend/src/main/kotlin/hu/bme/sch/cmsch/CMSchApplication.kt

@@ -4,8 +4,8 @@ import hu.bme.sch.cmsch.component.app.ApplicationComponent
 import hu.bme.sch.cmsch.config.ComponentLoadConfig
 import hu.bme.sch.cmsch.config.StartupPropertyConfig
 import org.springframework.boot.autoconfigure.SpringBootApplication
-import org.springframework.boot.autoconfigure.domain.EntityScan
 import org.springframework.boot.context.properties.EnableConfigurationProperties
+import org.springframework.boot.persistence.autoconfigure.EntityScan
 import org.springframework.boot.runApplication
 
 @SpringBootApplication

backend/src/main/kotlin/hu/bme/sch/cmsch/addon/nova/NovaIntegrationService.kt

@@ -16,8 +16,7 @@ import hu.bme.sch.cmsch.repository.UserRepository
 import hu.bme.sch.cmsch.service.TimeService
 import org.slf4j.LoggerFactory
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty
-import org.springframework.retry.annotation.Backoff
-import org.springframework.retry.annotation.Retryable
+import org.springframework.resilience.annotation.Retryable
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Isolation
 import org.springframework.transaction.annotation.Transactional
@@ -46,7 +45,7 @@ class NovaIntegrationService(
 
     private val log = LoggerFactory.getLogger(javaClass)
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun updateSubmissions(emails: List<String>): Int {
         val form = formRepository.findAll().firstOrNull { it.selected }
@@ -74,7 +73,7 @@ class NovaIntegrationService(
         return successful
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = true, isolation = Isolation.READ_COMMITTED)
     fun fetchSubmissions(): List<FilledOutFormDto> {
         val form = formRepository.findAll().firstOrNull { it.selected }
@@ -151,7 +150,7 @@ class NovaIntegrationService(
         }
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun setPaymentStatus(email: String, status: Boolean, rejectionMessage: String?) {
         val form = formRepository.findAll().firstOrNull { it.selected }
@@ -173,7 +172,7 @@ class NovaIntegrationService(
             }
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun setDetailsStatus(email: String, status: Boolean, rejectionMessage: String?) {
         val form = formRepository.findAll().firstOrNull { it.selected }
@@ -195,7 +194,7 @@ class NovaIntegrationService(
             }
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun setAvatarStatus(email: String, status: Boolean, rejectionMessage: String?) {
         val user = userRepository.findByEmail(email).orElse(null) ?: return
@@ -218,7 +217,7 @@ class NovaIntegrationService(
         }
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun setCvStatus(email: String, status: Boolean, rejectionMessage: String?) {
         val user = userRepository.findByEmail(email).orElse(null) ?: return

backend/src/main/kotlin/hu/bme/sch/cmsch/admin/CsvParserUtil.kt

@@ -57,9 +57,9 @@ class CsvParserUtil<T : Any>(private val type: KClass<T>) {
         return writer.writeValue(outputStream, data)
     }
 
-    fun importFromCsv(inputStream: InputStream): List<T> {
+    fun importFromCsv(inputStream: InputStream): MutableList<T> {
         val reader = mapper.readerFor(type.java).with(readerSchema)
         return reader.readValues<T>(inputStream).readAll()
     }
 
-}
+}

backend/src/main/kotlin/hu/bme/sch/cmsch/component/admission/AdmissionComponentEntityConfiguration.kt

@@ -1,7 +1,7 @@
 package hu.bme.sch.cmsch.component.admission
 
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean
-import org.springframework.boot.autoconfigure.domain.EntityScan
+import org.springframework.boot.persistence.autoconfigure.EntityScan
 import org.springframework.context.annotation.Configuration
 
 @Configuration

backend/src/main/kotlin/hu/bme/sch/cmsch/component/app/ApplicationApiController.kt

@@ -64,7 +64,7 @@ class ApplicationApiController(
                 return ApplicationConfigDto(
                     role = role,
                     menu = listOf(),
-                    components = componentWriter.writeValueAsString(components)
+                    components = components
                 )
             }
         }
@@ -74,7 +74,7 @@ class ApplicationApiController(
         return ApplicationConfigDto(
             role = role,
             menu = menuService.getCachedMenuForRole(role),
-            components = componentWriter.writeValueAsString(components)
+            components = components
         )
     }
 

backend/src/main/kotlin/hu/bme/sch/cmsch/component/app/ApplicationConfigDto.kt

@@ -1,22 +1,11 @@
 package hu.bme.sch.cmsch.component.app
 
-import com.fasterxml.jackson.core.JsonGenerator
-import com.fasterxml.jackson.databind.JsonSerializer
-import com.fasterxml.jackson.databind.SerializerProvider
-import com.fasterxml.jackson.databind.annotation.JsonSerialize
 import hu.bme.sch.cmsch.model.RoleType
 
 data class ApplicationConfigDto(
     var role: RoleType,
     var menu: List<MenuItem>,
 
     // Components -> properties -> values: Map<String, Map<String, Any>>
-    @field:JsonSerialize(using = ApplicationConfigFastSerializer::class)
-    var components: String
+    var components: Map<String, Any>
 )
-
-class ApplicationConfigFastSerializer : JsonSerializer<String>() {
-    override fun serialize(value: String?, gen: JsonGenerator?, serializers: SerializerProvider?) {
-        gen?.writeRawValue(value ?: "")
-    }
-}

backend/src/main/kotlin/hu/bme/sch/cmsch/component/app/MenuService.kt

@@ -14,8 +14,7 @@ import org.slf4j.LoggerFactory
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean
 import org.springframework.context.event.ContextRefreshedEvent
 import org.springframework.context.event.EventListener
-import org.springframework.retry.annotation.Backoff
-import org.springframework.retry.annotation.Retryable
+import org.springframework.resilience.annotation.Retryable
 import org.springframework.stereotype.Service
 import org.springframework.transaction.PlatformTransactionManager
 import org.springframework.transaction.annotation.Isolation
@@ -131,7 +130,7 @@ class MenuService(
         }
     }
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun persistSettings(menus: List<MenuSettingItem>, role: RoleType) {
         menuRepository.deleteAllByRole(role)
@@ -197,7 +196,7 @@ class MenuService(
         var external: Boolean = false,
     )
 
-    @Retryable(value = [ SQLException::class ], maxAttempts = 5, backoff = Backoff(delay = 500L, multiplier = 1.5))
+    @Retryable(value = [ SQLException::class ], maxAttempts = 5, delay = 500L, multiplier = 1.5)
     @Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
     fun importMenu(entries: List<MenuImportEntry>, rolesToInclude: List<RoleType>): Pair<Int, Int> {
         var imported = 0

backend/src/main/kotlin/hu/bme/sch/cmsch/component/bmejegy/BmejegyComponentEntityConfiguration.kt

@@ -1,7 +1,7 @@
 package hu.bme.sch.cmsch.component.bmejegy
 
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean
-import org.springframework.boot.autoconfigure.domain.EntityScan
+import org.springframework.boot.persistence.autoconfigure.EntityScan
 import org.springframework.context.annotation.Configuration
 
 @Configuration

backend/src/main/kotlin/hu/bme/sch/cmsch/component/bmejegy/BmejegyRecordRepository.kt

@@ -10,7 +10,7 @@ import org.springframework.stereotype.Repository
 interface BmejegyRecordRepository : CrudRepository<BmejegyRecordEntity, Int>,
     EntityPageDataSource<BmejegyRecordEntity, Int> {
 
-    override fun findAll(): List<BmejegyRecordEntity>
+    override fun findAll(): MutableIterable<BmejegyRecordEntity>
 
     fun findAllByQrCode(qr: String): List<BmejegyRecordEntity>