The Tutorial Show in Easy-Steps How-to Install and Getting-Started with the Latest Oracle-Sun Official Java SE JDK7 i585/x64 for Linux Ubuntu 13.10 Saucy Salamander i386/amd64 Unity Desktop.
After Installing you will need to Use the update-alternatives Tool to Update your System Java to JDK 1.7.
To the Post Bottom there is a Link for Quick Getting-Started with Java JDK 7 Development and also to Install the Java Web-Server Tomcat 7 for Linux Ubuntu.
To Make the Entire Process Easier to Visualize and Retain the Article Includes the Basic Screenshots of the Essentials Steps Involved.
The Content and Details are Expressly Reduced to Give Focus Only to the Essentials Instructions and Commands and Make Tut Easier to Read & Digest ;)
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Download Oracle Java SE JDK7:
- Double-Click on the tar.gz Archive and Extract into /tmp
- Open a Terminal Window
- Relocate JDK 7
sudo su
if [ ! -d '/usr/lib/jvm' ]; then mkdir /usr/lib/jvm; fi && mv /tmp/jdk1.7* /usr/lib/jvm
- Update System Java to Oracle JDK7
update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.7.*/bin/java 1065
update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.*/bin/javac 1065
update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.7.*/bin/jar 1065
update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.7.*/bin/javaws 1065
Checking or Setting the System Java Version in Use with
update-alternatives --config java
To Switch of Java Version Just Enter the Selection Number on First Column. :)
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Getting-Started:
Guides to Installing the Tomcat7 Server on Linux Ubuntu:
