我想同时安装Temurin JDK 8和11,我通过以下步骤安装了它们
wget https://github.com/adoptium/temurin8-binaries/releases/download/jdk8u312-b07/OpenJDK8U-jdk_x64_linux_hotspot_8u312b07.tar.gz
tar xzf OpenJDK8U-jdk_x64_linux_hotspot_8u312b07.tar.gz
sudo mv jdk8u312-b07/ /usr/lib/jvm/temurinjdk-8-hotspot-amd64
sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/temurinjdk-8-hotspot-amd64/bin/java" 1081
sudo update-alternatives --install "/usr/bin/javac" "javac" "/usr/lib/jvm/temurinjdk-8-hotspot-amd64/bin/javac" 1081
但我不确定这是否是100%正确的,我如何生成.jinfo文件,这甚至是必要的?
发布于 2022-01-13 11:16:57
您可以使用腺/ Ubuntu储存库
发布于 2021-12-16 16:08:36
我从原始的AdoptOpenJDK deb包中提取脚本,并使用以下修改版本:
wget https://github.com/adoptium/temurin17-binaries/releases/download/jdk-17.0.1%2B12/OpenJDK17U-jdk_x64_linux_hotspot_17.0.1_12.tar.gz
mkdir -p /usr/lib/jvm
sudo tar -xvvf OpenJDK17U-jdk_x64_linux_hotspot_17.0.1_12.tar.gz -C /usr/lib/jvm/
sudo ./java-alternative install /usr/lib/jvm/jdk-17.0.1+12
sudo ./java-alternative set /usr/lib/jvm/jdk-17.0.1+12
…
sudo ./java-alternative remove /usr/lib/jvm/jdk-17.0.1+12
脚本源代码:
#!/bin/sh
set -eu
priority=2222
#jdk_base_dir=/usr/lib/jvm/adoptopenjdk-11-hotspot-amd64
#jdk_base_dir=/usr/lib/jvm/jdk-17.0.1+12
jdk_base_dir="$2"
if [ ! -d "$jdk_base_dir" ]
then
echo "Invalid java directory. Choose one of: ";
ls -1d /usr/lib/jvm/*
exit
fi
tools="jaotc jar jarsigner java javac javadoc javap jcmd jconsole jdb jdeprscan jdeps jfr jhsdb jimage jinfo jjs jlink jmap jmod jps jrunscript jshell jstack jstat jstatd keytool pack200 rmic rmid rmiregistry serialver unpack200 jexec jspawnhelper"
case "$1" in
install)
for tool in $tools ; do
for tool_path in "$jdk_base_dir/bin/$tool" "$jdk_base_dir/lib/$tool" ; do
if [ ! -e "$tool_path" ]; then
continue
fi
slave=""
tool_man_path="$jdk_base_dir/man/man1/$tool.1"
if [ -e "$tool_man_path" ]; then
slave="--slave /usr/share/man/man1/$tool.1 $tool.1 $tool_man_path"
fi
update-alternatives \
--install \
"/usr/bin/$tool" \
"$tool" \
"$tool_path" \
"$priority" \
$slave
done
done
;;
remove)
for tool in $tools ; do
for tool_path in "$jdk_base_dir/bin/$tool" "$jdk_base_dir/lib/$tool" ; do
if [ ! -e "$tool_path" ]; then
continue
fi
update-alternatives \
--remove \
"$tool" \
"$tool_path"
done
done
;;
set)
for tool in $tools ; do
for tool_path in "$jdk_base_dir/bin/$tool" "$jdk_base_dir/lib/$tool" ; do
if [ ! -e "$tool_path" ]; then
continue
fi
update-alternatives \
--set \
"$tool" \
"$tool_path"
done
done
;;
esac
https://askubuntu.com/questions/1375383
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