Oracle-Sun Java JDK7 How-to Install and Getting-Started on Linux Debian 6 Squeeze Gnome 32bit Easy Visual-Guide

July 20th, 2012 by Regaz



The Tutorial Shows You Step-by-STep How-to Install and Getting-Started with the Latest Oracle-Sun Official Java SE JDK for Debian Linux 6 Squeeze Gnome i386 Desktop.

After Installing you will need to Use the update-alternatives Command Tool to Update your System Java to Oracle Java 1.7 JDK.

To the Article Bottom there is a Link for Quick Start with Java JDK 7 Development and also to Install the Java Web-Servers Tomcat 7 & JBoss 7 Servers on Debian Linux 6.

And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.

The Content give Focus Only to the Essentials Instructions and Commands to make it Easier to Understand;)

Java on Debian
  1. Download Oracle-Sun Java SE JDK:

    Oracle JDK i586 tar.gz
  2. Find and Double-Click on the tar.gz Archive Java JDK 7 tar.gz Extraction 1

    Extract it Into the /tmp Folder.

    Java JDK 7 tar.gz Extraction Path

  3. Open a Root Terminal Window
    (Press “Enter” to Execute Commands) Debian Open a Root Terminal Window
  4. Relocate JDK 7
    su 

    If Got “User is Not in Sudoers file” then Look: Solution

    if [ ! -d "/usr/lib/jvm" ]; then mkdir /usr/lib/jvm; fi

    The above command is used to create a jvm directory if not already there.

    chown -R root:root /tmp/jdk1.7*

    Reiterate the Execution Permission over the Java binaries

    chmod -R +x /tmp/jdk1.7*/bin

    Finally Shift the Java content with

    mv /tmp/jdk1.7* /usr/lib/jvm/
  5. Update System Java to 1.7
    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
  6. Getting-Started with Java Development:

    Getting-Started Quickly with JDK

Guides to Installing the Tomcat7 Server on Linux:

Install Tomcat7 for Debian

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