chore: upgrade dependencies + CI jdk

.github/workflows/preview.yml

@@ -8,11 +8,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - name: Set up JDK 1.8
+      - name: Set up JDK 16
         uses: actions/setup-java@v1
         with:
-          java-package: jdk
-          java-version: 1.8
+          java-version: 16
+          distribution: adopt
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew
       - name: Build with Gradle

.github/workflows/release.yml

@@ -8,11 +8,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - name: Set up JDK 1.8
+      - name: Set up JDK 16
         uses: actions/setup-java@v1
         with:
-          java-package: jdk
-          java-version: 1.8
+          java-version: 16
+          distribution: adopt
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew
       - name: Build with Gradle

build.gradle.kts

@@ -19,9 +19,9 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-    kotlin("jvm") version "1.5.10" apply false
-    kotlin("kapt") version "1.5.10" apply false
-    id("org.jetbrains.kotlin.plugin.serialization") version "1.5.0" apply false
+    kotlin("jvm") version "1.5.20" apply false
+    kotlin("kapt") version "1.5.20" apply false
+    id("org.jetbrains.kotlin.plugin.serialization") version "1.5.20" apply false
     id("com.github.johnrengelman.shadow") version "7.0.0" apply false
     id("net.kyori.blossom") version "1.3.0" apply false
 }

bukkit/build.gradle.kts

@@ -21,15 +21,18 @@ plugins {
 }
 
 repositories {
-    maven("https://papermc.io/repo/repository/maven-public")
+    maven("https://papermc.io/repo/repository/maven-public/")
 }
 
 dependencies {
     api(project(":unifiedmetrics-core"))
-    compileOnly("com.destroystokyo.paper", "paper-api", "1.16.5-R0.1-SNAPSHOT")
+    compileOnly("io.papermc.paper", "paper-api", "1.17.1-R0.1-SNAPSHOT")
 }
 
 tasks {
+    compileKotlin {
+        kotlinOptions.jvmTarget = "16"
+    }
     shadowJar {
         archiveClassifier.set("")
     }

gradle.properties

@@ -0,0 +1,20 @@
+#
+#     UnifiedMetrics is a fully-featured metrics collection plugin for Minecraft servers.
+#     Copyright (C) 2021  Cubxity
+#
+#     This program is free software: you can redistribute it and/or modify
+#     it under the terms of the GNU Affero General Public License as published
+#     by the Free Software Foundation, either version 3 of the License, or
+#     (at your option) any later version.
+#
+#     This program is distributed in the hope that it will be useful,
+#     but WITHOUT ANY WARRANTY; without even the implied warranty of
+#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#     GNU Affero General Public License for more details.
+#
+#     You should have received a copy of the GNU Affero General Public License
+#     along with this program.  If not, see <https://www.gnu.org/licenses/>.
+#
+
+# Workaround for https://youtrack.jetbrains.com/issue/KT-45545
+org.gradle.jvmargs=--illegal-access=permit

velocity/build.gradle.kts

@@ -29,8 +29,8 @@ repositories {
 dependencies {
     api(project(":unifiedmetrics-core"))
 
-    compileOnly("com.velocitypowered:velocity-api:1.1.8")
-    kapt("com.velocitypowered:velocity-api:1.1.8")
+    compileOnly("com.velocitypowered:velocity-api:3.0.0")
+    kapt("com.velocitypowered:velocity-api:3.0.0")
 }
 
 tasks {