jlink example

jlink.sh

#!/bin/bash

if [ "$1" == "linux" ]; then
    JAVA_HOME=/usr/lib/jvm/java-16
    RUNNER=abyss.sh
    PLATFORM=linux
elif [ "$1" == "windows" ]; then
    JAVA_HOME=jdks/jdk-16-windows
    RUNNER=abyss.bat
    PLATFORM=windows
else
    echo "Usage $0 platform"
    exit 1
fi

APP_NAME=AbyssOfTheVoid
TARGET=$PLATFORM/$APP_NAME
JAR=../app/target/abyss-of-the-void.jar

if [ ! -f "$RUNNER" ]; then
  echo Cannot find runner script
  exit 1
fi

if [ ! -f $JAR ]; then
  echo Cannot find jar
  exit 1
fi

if [ ! -d $JAVA_HOME ]; then
  echo Cannot find JDK
  exit 1
fi

rm -rf $TARGET

jlink \
  --strip-debug --no-header-files --no-man-pages \
  --module-path $JAVA_HOME/jmods \
  --add-modules \
    "java.base,java.compiler,java.datatransfer,java.desktop,java.logging,java.management,java.naming,java.prefs,java.scripting,java.xml,jdk.unsupported" \
  --output $TARGET

if [ ! -d $TARGET ]; then
  echo Failed to jlink
  exit 1
fi

mkdir $TARGET/app
cp $JAR $TARGET/app

cp $RUNNER $TARGET/
chmod a+x $TARGET/$RUNNER

ZIP_NAME=${APP_NAME}-${PLATFORM}.zip
pushd $PLATFORM
zip -r $ZIP_NAME $APP_NAME
popd

ZIP_PATH=$PLATFORM/$ZIP_NAME

if [ ! -f $ZIP_PATH ]; then
  echo Failed to zip
  exit 1
fi

mv $ZIP_PATH .