Sun Microsystems

Java Development Kit

Installation Guide

Downloading Java Development Kit

Java Development Kit (JDK) Downloading JDK Installer If you do not have JDK setup, follow these instructions to download – Go to the link http://java.sun.com/javase/downloads/index.jsp

– Under the Section “Java SE Development Kit (JDK) ” – Click on Download Button – (on the next page) Select Platform (like Windows) – Check the License Agreement checkbox – Click on Continue button – (

normally download begins after this stage, but sometimes it ask for a few other options

) – In the middle of the (visible) page there would be a link under section Java SE Development Kit xUyy (i.e 6U16) – Right click on the Link  save target as  to save your download) (define path where you want

Java Development Kit (JDK) Downloading JDK Installer

Java Development Kit (JDK) Downloading JDK Installer

Java Development Kit (JDK) Downloading JDK Installer

Java Development Kit (JDK) Downloading JDK Installer

Java Development Kit (JDK) Downloading JDK Installer

Installing Java Development Kit

Java Development Kit (JDK) JDK Installation Double Click the JDK setup, which you have downloaded

Java Development Kit (JDK) JDK Installation Click on

Accept

button on

License Agreement

dialogue box

Java Development Kit (JDK) JDK Installation Keep the Default Setting (recommended) Keep the ‘Install to’ path as default (recommended) Click on ‘Next’ button

Java Development Kit (JDK) JDK Installation The Installation would begin now Please wait for a while, until the setup would finish the Installation

Java Development Kit (JDK) JDK Installation Once the Installation is Finished Click on ‘Finish’ button to complete the setup

Java Development Kit (JDK) JDK Installation Java Development Kit - jdk 1.6_x

Now Install the downloaded JDK as any other software Say You have installed it on normal path

C:\Program Files\Java\jdk1.6.0_15\

The Important thing is to setup the Environmental Variables for JDK.

Follow the coming steps to Set your Environmental Variables correctly…

Setting

Environmental Variables

for

Java Development Kit

Java Development Kit (JDK) Setting JDK Environmental Variables Right Click on you’re My Computer Icon and Click on

Properties

option

Java Development Kit (JDK) Setting JDK Environmental Variables System Properties Dialogue Box would be displayed:

Java Development Kit (JDK) Setting JDK Environmental Variables Select

Advanced

Tab  Click on Environmental Variable button

Java Development Kit (JDK) Setting JDK Environmental Variables A separate “Environmental Variables” Dialogue box would appear Which already contains two types of Values,, i.e. User Variables for user_xyz, and System Variables (or Global variables) We would set our Desired Variables in User Variable Section To set a User level Environmental Variable Click on

New

button, below the User Variable Section

Java Development Kit (JDK) Setting JDK Environmental Variables

Environmental Variable



JAVA_HOME

When You click on New button, a dialogue box would appear which would be having two fields ‘Variable name’ and ‘Variable value’ In ‘Variable name’ field, put the value ‘

JAVA_HOME

’ (case sensitive) and in ‘Variable value’ field the value would be full path of Jdk Installation (where ever you have installed it) for example, In my case, it would be

C:\Program Files\Java\jdk1.6.0_15\

Then click on

OK

button

Java Development Kit (JDK) Setting JDK Environmental Variables

Environmental Variable



Path

In ‘Variable name’ field, put the value ‘

Path

’ and in ‘Variable value’ field value would be

%JAVA_HOME%\bin

Remember this

%JAVA_HOME%

is the reference to the environmental variable we have set previously,, and here the value would be

%JAVA_HOME%

followed by

\bin (don’t skip or ignore the backslash ‘\’)

Then click on

OK

button

Java Development Kit (JDK) Setting JDK Environmental Variables

Environmental Variable



classpath

In ‘Variable name’ field, put the value ‘

classpath

’ The value field would actually contain three values separated by semicolon ‘;’ and they are: . (a dot), JDK library path and JRE library path Thus the value would be like

.;%JAVA_HOME%\lib;%JAVA_HOME%\jre\lib

(it’s like dot ‘

.

’ followed by semicolon ‘

;

’ then

%JAVA_HOME%

followed by

\lib

followed by another semicolor ‘

;

’ then

%JAVA_HOME%

followed by

\jre\lib (

note backslashes carefully

)

Then click on

OK

button

Java Development Kit

Downloading and Installation Guide

Prepared by: Virtual University Open Source Software Community (VOSS Com.) [email protected]

VIRTUAL UNIVERSITY OF PAKISTAN