Install Sun/Oracle Java JDK/JRE 7u79/80 on Fedora 22/21/20/19, CentOS/Red Hat (RHEL) 7.1/6.6/5.11

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1. Download Sun/Oracle Java JDK/JRE 7u79/80 32-bit/64-bit RPM packages

Download Sun/Oracle Java 7u79 or 7u80 from here http://www.oracle.com/technetwork/java/javase/downloads/index.html. Select rpm package (jdk-7u79-linux-i586.rpm, jdk-7u79-linux-x64.rpm, jre-7u79-linux-i586.rpm or jre-7u79-linux-x64.rpm) or (jdk-7u80-linux-i586.rpm, jdk-7u80-linux-x64.rpm, jre-7u80-linux-i586.rpm or jre-7u80-linux-x64.rpm).

2. Change to root user.

sudo -i
## OR ##
su -

3. Install Java JDK or JRE package

## JDK 32-bit ##
rpm -Uvh /path/to/binary/jdk-7u79-linux-i586.rpm
# OR #
rpm -Uvh /path/to/binary/jdk-7u80-linux-i586.rpm
## JDK 64-bit ##
rpm -Uvh /path/to/binary/jdk-7u79-linux-x64.rpm
# OR #
rpm -Uvh /path/to/binary/jdk-7u80-linux-x64.rpm
## JRE 32-bit ##
rpm -Uvh /path/to/binary/jre-7u79-linux-i586.rpm
# OR #
rpm -Uvh /path/to/binary/jre-7u80-linux-i586.rpm
## JRE 64-bit ##
rpm -Uvh /path/to/binary/jre-7u79-linux-x64.rpm
# OR #
rpm -Uvh /path/to/binary/jre-7u80-linux-x64.rpm

4a. Install Sun/Oracle JDK java, javaws, libjavaplugin.so (for Firefox/Mozilla) and javac with alternatives –install command

Use Java JDK latest version (/usr/java/latest)

## java ##
alternatives --install /usr/bin/java java /usr/java/latest/jre/bin/java 200000
## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/latest/jre/bin/javaws 200000
## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/latest/jre/lib/i386/libnpjp2.so 200000
## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/latest/jre/lib/amd64/libnpjp2.so 200000
## Install javac only if you installed JDK (Java Development Kit) package ##
alternatives --install /usr/bin/javac javac /usr/java/latest/bin/javac 200000
alternatives --install /usr/bin/jar jar /usr/java/latest/bin/jar 200000

Use Java JDK CPU absolute version (/usr/java/jdk1.7.0_79)

## java ##
alternatives --install /usr/bin/java java /usr/java/jdk1.7.0_79/jre/bin/java 200000
## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/jdk1.7.0_79/jre/bin/javaws 200000

## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/jdk1.7.0_79/jre/lib/i386/libnpjp2.so 200000

## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/jdk1.7.0_79/jre/lib/amd64/libnpjp2.so 200000

## Install javac only if you installed JDK (Java Development Kit) package ##
alternatives --install /usr/bin/javac javac /usr/java/jdk1.7.0_79/bin/javac 200000
alternatives --install /usr/bin/jar jar /usr/java/jdk1.7.0_79/bin/jar 200000

 

Use Java JDK PSU absolute version (/usr/java/jdk1.7.0_80)

## java ##
alternatives --install /usr/bin/java java /usr/java/jdk1.7.0_80/jre/bin/java 200000
## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/jdk1.7.0_80/jre/bin/javaws 200000

## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/jdk1.7.0_80/jre/lib/i386/libnpjp2.so 200000

## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/jdk1.7.0_80/jre/lib/amd64/libnpjp2.so 200000
## Install javac only if you installed JDK (Java Development Kit) package ##
alternatives --install /usr/bin/javac javac /usr/java/jdk1.7.0_80/bin/javac 200000
alternatives --install /usr/bin/jar jar /usr/java/jdk1.7.0_80/bin/jar 200000

 

4b. Install Sun/Oracle JRE java, javaws and libjavaplugin.so (for Firefox/Mozilla) with alternatives –install command

Use Java JRE latest version (/usr/java/latest)

## java ##
alternatives --install /usr/bin/java java /usr/java/latest/bin/java 200000

## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/latest/bin/javaws 200000

## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/latest/lib/i386/libnpjp2.so 200000

## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/latest/lib/amd64/libnpjp2.so 200000

 

Use Java JRE CPU absolute version (/usr/java/jre1.7.0_79)

## java ##
alternatives --install /usr/bin/java java /usr/java/jre1.7.0_79/bin/java 200000

## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/jre1.7.0_79/bin/javaws 200000

## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/jre1.7.0_79/lib/i386/libnpjp2.so 200000

## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/jre1.7.0_79/lib/amd64/libnpjp2.so 200000

 

Use Java JRE PSU absolute version (/usr/java/jre1.7.0_80)

## java ##
alternatives --install /usr/bin/java java /usr/java/jre1.7.0_80/bin/java 200000

## javaws ##
alternatives --install /usr/bin/javaws javaws /usr/java/jre1.7.0_80/bin/javaws 200000

## Java Browser (Mozilla) Plugin 32-bit ##
alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/jre1.7.0_80/lib/i386/libnpjp2.so 200000

## Java Browser (Mozilla) Plugin 64-bit ##
alternatives --install /usr/lib64/mozilla/plugins/libjavaplugin.so libjavaplugin.so.x86_64 /usr/java/jre1.7.0_80/lib/amd64/libnpjp2.so 200000

 

5. Check current java, javac, javaws and libjavaplugin.so versions

java -version
java version "1.7.0_79"
Java(TM) SE Runtime Environment (build 1.7.0_79-b13)
Java HotSpot(TM) 64-Bit Server VM (build 24.51-b03, mixed mode)

javaws
Java(TM) Web Start 10.51.2.13-fcs
[...]

javac -version
javac 1.7.0_79

6. Swap between OpenJDK and Sun/Oracle Java JDK/JRE 6 and 7 versions

java

alternatives --config java

There are 5 programs which provide 'java'.

  Selection    Command
-----------------------------------------------
*  1           /usr/java/jdk1.6.0_24/jre/bin/java
   2           /usr/lib/jvm/jre-1.5.0-gcj/bin/java
 + 3           /usr/java/jdk1.6.0_26/jre/bin/java
   4           /usr/lib/jvm/jre-1.6.0-openjdk/bin/java
   5           /usr/java/jdk1.7.0_79/jre/bin/java

Enter to keep the current selection[+], or type selection number: 5

 

javaws

alternatives --config javaws

There are 3 programs which provide 'javaws'.

  Selection    Command
-----------------------------------------------
*  1           /usr/java/jdk1.6.0_24/jre/bin/javaws
 + 2           /usr/java/jdk1.6.0_26/jre/bin/javaws
   3           /usr/java/jdk1.7.0_79/jre/bin/javaws

Enter to keep the current selection[+], or type selection number: 3

 

libjavaplugin.so (32-bit)

alternatives --config libjavaplugin.so

There are 3 programs which provide 'libjavaplugin.so'.

  Selection    Command
-----------------------------------------------
*  1           /usr/java/jdk1.6.0_24/jre/lib/i386/libnpjp2.so
 + 2           /usr/java/jdk1.6.0_26/jre/lib/i386/libnpjp2.so
   3           /usr/java/jdk1.7.0_79/jre/lib/i386/libnpjp2.so

Enter to keep the current selection[+], or type selection number: 3

 

libjavaplugin.so.x86_64 (64-bit)

alternatives --config libjavaplugin.so.x86_64

There are 3 programs which provide 'libjavaplugin.so.x86_64'.

  Selection    Command
-----------------------------------------------
*  1           /usr/java/jdk1.6.0_24/jre/lib/amd64/libnpjp2.so
 + 2           /usr/java/jdk1.6.0_26/jre/lib/amd64/libnpjp2.so
   3           /usr/java/jdk1.7.0_79/jre/lib/amd64/libnpjp2.so

Enter to keep the current selection[+], or type selection number: 3

 

javac

alternatives --config javac

There are 3 programs which provide 'javac'.

  Selection    Command
-----------------------------------------------
*  1           /usr/java/jdk1.6.0_24/bin/javac
 + 2           /usr/java/jdk1.6.0_26/bin/javac
   3           /usr/java/jdk1.7.0_79/bin/javac

Enter to keep the current selection[+], or type selection number: 3

 

Post-Installation Setup

Add JAVA_HOME environment variable to /etc/profile file or $HOME/.bash_profile file
Java JDK and JRE latest version (/usr/java/latest)

## export JAVA_HOME JDK/JRE ##
export JAVA_HOME="/usr/java/latest"

Java JDK and JRE absolute version (/usr/java/jdk1.7.0_79)
## export JAVA_HOME JDK ##
export JAVA_HOME="/usr/java/jdk1.7.0_79"

## export JAVA_HOME JRE ##
export JAVA_HOME="/usr/java/jre1.7.0_79"

Java JDK and JRE absolute version (/usr/java/jdk1.7.0_80)
## export JAVA_HOME JDK ##
export JAVA_HOME="/usr/java/jdk1.7.0_80"

## export JAVA_HOME JRE ##
export JAVA_HOME="/usr/java/jre1.7.0_80"


Totally reference: http://www.if-not-true-then-false.com/2010/install-sun-oracle-java-jdk-jre-7-on-fedora-centos-red-hat-rhel/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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