Auto-merging via docker-versions-create

.github/workflows/build-multiarch.yml

@@ -4,12 +4,14 @@ on:
     branches:
       - multiarch
       - multiarch-latest
-      - java*
+      - java15
+      - java16
       - test/multiarch/*
     tags:
       - "[0-9]+.[0-9]+.[0-9]+-multiarch"
       - "[0-9]+.[0-9]+.[0-9]+-multiarch-latest"
-      - "[0-9]+.[0-9]+.[0-9]+-java*"
+      - "[0-9]+.[0-9]+.[0-9]+-java15"
+      - "[0-9]+.[0-9]+.[0-9]+-java16"
     paths-ignore:
       - "*.md"
       - "docs/**"

Dockerfile

@@ -1,4 +1,4 @@
-FROM openjdk:8u212-jre-alpine
+FROM adoptopenjdk/openjdk11:alpine-jre
 
 LABEL org.opencontainers.image.authors="Geoff Bourne <itzgeoff@gmail.com>"
 

start-configuration

@@ -63,7 +63,7 @@ fi
 
 if ! which java > /dev/null; then
   log "Fixing PATH to include java"
-  PATH="${PATH}:/usr/bin"
+  PATH="${PATH}:/opt/java/openjdk/bin"
 fi
 
 export VERSIONS_JSON=https://launchermeta.mojang.com/mc/game/version_manifest.json
@@ -105,6 +105,12 @@ case "${TYPE^^}" in
   ;;
 
   FORGE)
+    log "**********************************************************************"
+    log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
+    log "         since some mods require Java 8"
+    log "         Exception traces reporting ClassCastException: class jdk.internal.loader.ClassLoaders\$AppClassLoader"
+    log "         can be fixed with java8"
+    log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployForge "$@"
   ;;
 
@@ -113,6 +119,12 @@ case "${TYPE^^}" in
   ;;
 
   FTB|CURSEFORGE)
+    log "**********************************************************************"
+    log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
+    log "         since some mods require Java 8"
+    log "         Exception traces reporting ClassCastException: class jdk.internal.loader.ClassLoaders\$AppClassLoader"
+    log "         can be fixed with java8"
+    log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployCF "$@"
   ;;