Migrate to Kotlin (#97)

Author: slonopotamus

README.adoc

@@ -20,25 +20,25 @@ This project contains:
 
 == How to use?
 
-You can download latest stable from http://mvnrepository.com/artifact/ru.bozaro.gitlfs[Maven Central].
+You can download the latest stable from http://mvnrepository.com/artifact/ru.bozaro.gitlfs[Maven Central].
 
 === Downloading object from Git LFS server
 
 [source,java]
 ----
-include::gitlfs-client/src/test/java/ru/bozaro/gitlfs/client/Examples.java[tags=download]
+include::gitlfs-client/src/test/kotlin/ru/bozaro/gitlfs/client/Examples.kt[tags=download]
 ----
 
 === Uploading object to Git LFS server
 
 [source,java]
 ----
-include::gitlfs-client/src/test/java/ru/bozaro/gitlfs/client/Examples.java[tags=upload]
+include::gitlfs-client/src/test/kotlin/ru/bozaro/gitlfs/client/Examples.kt[tags=upload]
 ----
 
 === Embedded LFS server
 
-See link:gitlfs-server/src/test/java/ru/bozaro/gitlfs/server/ServerTest.java[] for example.
+See link:gitlfs-server/src/test/kotlin/ru/bozaro/gitlfs/server/ServerTest.kt[] for example.
 
 == Changelog
 

build.gradle.kts

@@ -2,6 +2,7 @@ import de.marcphilipp.gradle.nexus.NexusPublishExtension
 import org.ajoberstar.grgit.Grgit
 import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 import org.gradle.plugins.ide.idea.model.IdeaLanguageLevel
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.time.Duration
 
 val ossrhUsername: String? = System.getenv("OSSRH_USERNAME")
@@ -17,6 +18,7 @@ plugins {
     id("de.marcphilipp.nexus-publish") version "0.4.0" apply false
     id("io.codearte.nexus-staging") version "0.30.0"
     id("org.ajoberstar.grgit") version "4.1.0"
+    kotlin("jvm") version "1.5.21" apply false
     idea
 }
 
@@ -26,6 +28,7 @@ allprojects {
 
     apply(plugin = "idea")
     apply(plugin = "com.github.ben-manes.versions")
+    apply(plugin = "org.jetbrains.kotlin.jvm")
 
     repositories {
         mavenCentral()
@@ -34,6 +37,10 @@ allprojects {
 
 val javaVersion = JavaVersion.VERSION_11
 
+tasks.withType<KotlinCompile> {
+    kotlinOptions.jvmTarget = javaVersion.toString()
+}
+
 idea {
     project.jdkName = javaVersion.name
     project.languageLevel = IdeaLanguageLevel(javaVersion)

gitlfs-client/build.gradle.kts

@@ -3,8 +3,8 @@ description = "Java Git-LFS client library"
 dependencies {
     api(project(":gitlfs-common"))
     api("org.apache.httpcomponents:httpclient:4.5.13")
-    implementation("org.slf4j:slf4j-api:1.7.32")
+    implementation("org.slf4j:slf4j-api:2.0.0-alpha1")
 
     testImplementation("org.yaml:snakeyaml:1.29")
-    testRuntimeOnly("org.slf4j:slf4j-simple:1.7.32")
+    testRuntimeOnly("org.slf4j:slf4j-simple:2.0.0-alpha1")
 }