Oracle Java JDK 7 on Ubuntu Linux – Source or RPM Installation

Introduction

In the previous article we have discussed how to install OpenJDK java on ubuntu from the standard Ubuntu repository or Oracle’s Java JDK 7 using Personal Package Archives ( PPA ). This article will cover installation of Oracle Java JDK 7 from a source package or by converting RPM Java package to the Debian software package format.

Download Oracle Java JDK 7

First, we need to download Oracle Java JDK source package from the official Oracle website. Navigate to JDK Downloads, accept license terms and download jdk-7<version>-linux-<architecture>.tar.gz. Current version of this source package is jdk-7u11-linux-x64.tar.gz and this is also what we are going to use in this tutorial. Store this tarball source package into your home directory or some other arbitrary place.

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Setting up apt proxy Server Approx on Ubuntu Linux

Introduction

Approx is a proxy server for Debian archive files. Having such a service within your LAN with multiple Debian like systems will provide you with number of benefits such as update speed since any update package needs to be downloaded only once. This will also lower down Internet download usage requirements, etc. This article will describe a process of approx setup for Ubuntu Linux.

Installation

As any other installation from standard Ubuntu repository, installation of the approx apt proxy server is a fairy simple process. Install the approx apt proxy server with:

$ sudo apt-get install approx

The above command will also install all prerequisites including Internet superserver inetd, which is used to invoke the approx server.

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