Thanks for using this tutorial for installing Oracle Java (JDK) 8 on CentOS 6 system. Setup PATH Variable: export PATH=$PATH:/opt/jdk1.8.0_40/bin:/opt/jdk1.8.0_40/jre/binĬongratulation’s! You have successfully installed Java. Setup JRE_HOME Variable: export JRE_HOME=/opt/jdk1.8.0_40/jre Setup JAVA_HOME Variable: export JAVA_HOME=/opt/jdk1.8.0_40 We can easily set the environment variables using the export command as shown below: Java HotSpot(TM) 64-Bit Server VM (build 25.40-b25, mixed mode) Java(TM) SE Runtime Environment (build 1.8.0_40-b25) We also recommend to setup javac and jar commands path using alternatives: alternatives -install /usr/bin/jar jar /opt/jdk1.8.0_40/bin/jar 2Īlternatives -install /usr/bin/javac javac /opt/jdk1.8.0_40/bin/javac 2Īlternatives -set jar /opt/jdk1.8.0_40/bin/jarĪlternatives -set javac /opt/jdk1.8.0_40/bin/javac Multithreading is one of the main features of java to deal with multiple tasks.A thread is a small tiny program written in Java to execute it concurrently. There are 3 programs which provide 'java'.Įnter to keep the current selection, or type selection number: 3Īt this point JAVA 8 has been successfully installed on your system. # alternatives -install /usr/bin/java java /opt/jdk1.8.0_40/bin/java 2 alternatives command is available in chkconfig package: # cd /opt/jdk1.8.0_40/ Wget -no-cookies -no-check-certificate -header "Cookie: gpw_e24=http%3A%2F%2Foraclelicense=accept-securebackup-cookie" ""Īfter extracting archive file use alternatives command to install it. yum remove java-1.6.0-openjdkĭownload latest Java SE Development Kit 8 release from its official download page or use following commands to download from shell: # CentOS 64-Bit # Remove the Java 1.6 or 1.7 have been installed already, you can uninstall them using the following commands. I will show you through the step by step installation Java JDK 8 on CentOS 6. This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your own VPS. There are many programs and scripts that require java to run it, but usually Java is not installed by default on VPS or Dedicated Server.
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