Oracle Java JDK 7 How to Install on Linux Debian 6 Squeeze Lxde 32bit Easy Visual-Guide

September 15, 2012 | By Regaz | Filed in: Uncategorized.

You are Welcome! The Tutorial shows you Step-by-Step How to Install and Getting-Started with the Oracle-Sun Java JDK 7 on Debian Linux 6 Squeeze Lxde i386 Desktop.

After Installing you will need to Use the update-alternatives Tool to Update your System Java to JDK 7 1.7.3.

To the Article Bottom there is a Link for Quick Start with Java JDK 7 Development and also to Install the Java Web-Server Tomcat 7 for Debian.

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 Follow.

  1. Download Oracle Java SE JDK 7:

    JDK 7 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 Terminal Window
    (Press “Enter” to Execute Commands)

    Debian Linux Wheezy Lxde Open Terminal
  4. Relocate JDK 7

    su 

    If Got “User is Not in Sudoers file” then see: How to Enable sudo

    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.

    sudo 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 contents with

    mv /tmp/jdk1.7* /usr/lib/jvm/
  5. Installing Oracle Java JDK 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

    Checking or Setting the System Java Version in Use with.

    update-alternatives --config java

    And for the Java Compiler instead:

    sudo update-alternatives --config javac

    To Switch of Java Version Just Enter the Reference Number on First, Column. :)

  6. Getting-Started:

    Getting-Started Quickly with JDK

Guides to Installing the Tomcat 7 Java Server on Linux:

Install Tomcat7 for Debian

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