How to Install Java 12 on CentOS 7.6

Installation of Java 12 version on CentOS 7.6

Java is a general-purpose programming language that is class-based, object-oriented. It is intended to let application developers "write once, run anywhere.Java applications are typically compiled to bytecode that can run on any Java Virtual machine.Java 12 version will be supported for the next six months. The current long term supported Java version is 11.

Download Link :

Click here to download java version 12

Download the latest version of java by executing the following command.

[root@linuxhelp ~]# wget --no-cookies --no-check-certificate --header "Cookie: oraclelicense=accept-securebackup-cookie"   "https://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm"
--2019-06-05 14:25:15--  https://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm
Resolving download.oracle.com (download.oracle.com)... 104.108.220.248
Connecting to download.oracle.com (download.oracle.com)|104.108.220.248|:443... connected.
HTTP request sent, awaiting response... 302 Moved Temporarily
Location: https://edelivery.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm [following]
--2019-06-05 14:25:15--  https://edelivery.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm
Resolving edelivery.oracle.com (edelivery.oracle.com)... 23.57.239.203, 2600:1417:73:1a2::366, 2600:1417:73:1a4::366
Connecting to edelivery.oracle.com (edelivery.oracle.com)|23.57.239.203|:443... connected.
HTTP request sent, awaiting response... 302 Moved Temporarily
Location: http://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm?AuthParam=1559724973_84558284b6a82fb5cfe13e5ff37e5660 [following]
--2019-06-05 14:25:16--  http://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm?AuthParam=1559724973_84558284b6a82fb5cfe13e5ff37e5660
Connecting to download.oracle.com (download.oracle.com)|104.108.220.248|:80... connected.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm?AuthParam=1559724973_84558284b6a82fb5cfe13e5ff37e5660 [following]
--2019-06-05 14:25:16--  https://download.oracle.com/otn-pub/java/jdk/12.0.1+12/69cfe15208a647278a19ef0990eea691/jdk-12.0.1_linux-x64_bin.rpm?AuthParam=1559724973_84558284b6a82fb5cfe13e5ff37e5660
Connecting to download.oracle.com (download.oracle.com)|104.108.220.248|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 170440632 (163M) [application/x-redhat-package-manager]
Saving to: ‘jdk-12.0.1_linux-x64_bin.rpm’

100%[====================================================================================================>] 170,440,632  504KB/s   in 10m 2s 

2019-06-05 14:35:20 (277 KB/s) - ‘jdk-12.0.1_linux-x64_bin.rpm’ saved [170440632/170440632]

Install the latest version of Java.

[root@linuxhelp ~]# rpm -Uvh jdk-12.0.1_linux-x64_bin.rpm
warning: jdk-12.0.1_linux-x64_bin.rpm: Header V3 RSA/SHA256 Signature, key ID ec551f03: NOKEY
Preparing...                          ################################# [100%]
Updating / installing...
   1:jdk-12.0.1-2000:12.0.1-ga        ################################# [100%]

Check the installed java version on the system. 
[root@linuxhelp ~]# java -version
java version "12.0.1" 2019-04-16
Java(TM) SE Runtime Environment (build 12.0.1+12)
Java HotSpot(TM) 64-Bit Server VM (build 12.0.1+12, mixed mode, sharing)cat 

Set the Java Environment Variables in /etc/environment for auto loading on system boot where most of the java applications uses environment variables.

[root@linuxhelp ~]# vim /etc/environment 
export JAVA_HOME=/usr/java/jdk-12.0.1
export PATH=$PATH:/usr/java/jdk-12.0.1/bin

With this, the installation of Java 12 version on CentOS 7.6 comes to end.