- yum localinstall
# yum localinstall jdk-8u161-linux-x64.rpm
Loaded plugins: langpacks, ulninfo
Examining jdk-8u161-linux-x64.rpm: 2000:jdk1.8-1.8.0_161-fcs.x86_64
Marking jdk-8u161-linux-x64.rpm as an update to 2000:jdk1.8-1.8.0_151-fcs.x86_64
Resolving Dependencies
--> Running transaction check
---> Package jdk1.8.x86_64 2000:1.8.0_151-fcs will be updated
---> Package jdk1.8.x86_64 2000:1.8.0_161-fcs will be an update
--> Finished Dependency Resolution
Dependencies Resolved
=========================================================================================================================
Package Arch Version Repository Size
=========================================================================================================================
Updating:
jdk1.8 x86_64 2000:1.8.0_161-fcs /jdk-8u161-linux-x64 276 M
Transaction Summary
=========================================================================================================================
Upgrade 1 Package
Total size: 276 M
Is this ok [y/d/N]: y
Downloading packages:
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Updating : 2000:jdk1.8-1.8.0_161-fcs.x86_64 1/2
Unpacking JAR files...
tools.jar...
plugin.jar...
javaws.jar...
deploy.jar...
rt.jar...
jsse.jar...
charsets.jar...
localedata.jar...
Cleanup : 2000:jdk1.8-1.8.0_151-fcs.x86_64 2/2
Verifying : 2000:jdk1.8-1.8.0_161-fcs.x86_64 1/2
Verifying : 2000:jdk1.8-1.8.0_151-fcs.x86_64 2/2
Updated:
jdk1.8.x86_64 2000:1.8.0_161-fcs
Complete!
- alternatives install
# alternatives --install /usr/bin/javac javac /usr/java/latest/bin/javac 3
# alternatives --install /usr/bin/java java /usr/java/latest/bin/java 3
- update-alternatives
# update-alternatives --config java
here are 5 programs which provide 'java'.
Selection Command
-----------------------------------------------
*+ 1 java-1.8.0-openjdk.x86_64 (/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.161-0.b14.el7_4.x86_64/jre/bin/java)
2 java-1.7.0-openjdk.x86_64 (/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.161-2.6.12.0.0.1.el7_4.x86_64/jre/bin/java)
3 /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java
4 /usr/java/jdk1.8.0_161/jre/bin/java
5 /usr/java/latest/bin/java
Enter to keep the current selection[+], or type selection number: 5
# java -version
java version "1.8.0_161"
Java(TM) SE Runtime Environment (build 1.8.0_161-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.161-b12, mixed mode)
# alternatives --config javac
There are 5 programs which provide 'javac'.
Selection Command
-----------------------------------------------
1 java-1.7.0-openjdk.x86_64 (/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.161-2.6.12.0.0.1.el7_4.x86_64/bin/javac)
*+ 2 java-1.8.0-openjdk.x86_64 (/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.161-0.b14.el7_4.x86_64/bin/javac)
3 /usr/lib/jvm/java-1.6.0-openjdk.x86_64/bin/javac
4 /usr/java/jdk1.8.0_161/bin/javac
5 /usr/java/latest/bin/javac
Enter to keep the current selection[+], or type selection number: 5
# javac -version
javac 1.8.0_161
Done 