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This article introduces you how to install JDK1.8 in the Linux system, the content is very detailed, interested friends can refer to, hope to be helpful to you.

What is Linux system Linux is a free-to-use and free-spread UNIX-like operating system, is a POSIX-based multi-user, multi-task, multi-threaded and multi-CPU operating system, using Linux can run major Unix tools, applications and network protocols.

First, the cleaning work before installation

Rpm-qa | grep jdkrpm-qa | grep gcjyum-y remove java-xxx-xxx

Second, download JDK online

Command:

Wget-no-check-certificate-no-cookies-header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm

Download the read bar:

Check to see if there is a JDK installation package under the current folder:

Add execution permissions:

Command: chmod + x jdk-8u131-linux-x64.rpm

Execute rpm for installation

Command: rpm-ivh jdk-8u131-linux-x64.rpm

Check to see if JDK is installed successfully

Command: java-version

Check the installation path of JDK (general default path: / usr/java/jdk1.8.0_131)

Configure JDK environment variables

1. Edit environment variables

Export JAVA_HOME=/usr/java/jdk1.8.0_131 export JRE_HOME=$ {JAVA_HOME} / jre export CLASSPATH=.:$ {JAVA_HOME} / lib:$ {JRE_HOME} / lib:$CLASSPATH export JAVA_PATH=$ {JAVA_HOME} / bin:$ {JRE_HOME} / bin export PATH=$PATH:$ {JAVA_PATH}

2. Edit / etc/profile

Command: vim / etc/profile

3. Configure the environment

Command: I enter edit mode

Paste the edited ones above.

Enter the command:: wq!

Force save and exit

Make profile effective immediately:

Source / etc/profile

On how to install JDK1.8 in the Linux system to share here, I hope the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.

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