Java: Install Java JDK 6.0 on Ubuntu 12.04

Instalar Sun (Oracle) Java 6 JDK en Ubuntu 12.04

# Instalar sun-java6-jdk sobre ubuntu 12.04 usando Terminal
#----------------------------------------------------------------------------------------------------

sudo add-apt-repository ppa:flexiondotorg/java
sudo apt-get update
sudo apt-get install sun-java6-jdk sun-java6-plugin

sudo update-alternatives --config java

There are 3 choices for the alternative java (providing /usr/bin/java).

  Selection    Path                                     Priority   Status
------------------------------------------------------------
  0            /usr/lib/jvm/java-7-oracle/jre/bin/java   1062      auto mode
* 1            /usr/lib/jvm/java-6-sun/jre/bin/java      63        manual mode
  2            /usr/lib/jvm/java-7-oracle/bin/java       1         manual mode
  3            /usr/lib/jvm/java-7-oracle/jre/bin/java   1062      manual mode

Press enter to keep the current choice[*], or type selection number: 1

sudo update-alternatives --config javac

There are 2 choices for the alternative javac (providing /usr/bin/javac).

  Selection    Path                                  Priority   Status
------------------------------------------------------------
* 0            /usr/lib/jvm/java-7-oracle/bin/javac   1062      auto mode
  1            /usr/lib/jvm/java-6-sun/bin/javac      63        manual mode
  2            /usr/lib/jvm/java-7-oracle/bin/javac   1062      manual mode

Press enter to keep the current choice[*], or type selection number: 1

java -version

java version "1.6.0_30"
Java(TM) SE Runtime Environment (build 1.6.0_30-b12)
Java HotSpot(TM) Server VM (build 20.5-b03, mixed mode)


References:
- Instalar Sun (Oracle) Java 6 JDK en Ubuntu 12.04 .
- Install Java JDK 6.0 update 31 on Ubuntu 12.04 LTS.