Java SE is freely available download from the here. So
you download a version based on your operating system.download java and run
the .exe to install Java on your machine. Once you installed
Java on your machine, you would need to set environment variables to point to
correct installation directories:
Setting up the path for
windows:
· Assuming
you have installed Java in c:\Program Files\java\jdk directory:
· Right-click on 'My Computer' and select 'Properties'.
· Click on the 'Environment variables' button under the 'Advanced'
or ‘Advance system setting’ tab.
· Now, alter the 'Path' variable so that it also contains the path
to the Java executable. Example, if the is currently set to 'C:\WINDOWS\SYSTEM32',then
change your path to read 'C:\WINDOWS\SYSTEM32;c:\Program Files\java\jdk\bin'.
java Editors:
To write
your Java programs, you will need a text editor. There are even more
sophisticated IDEs available in the market. But for now, you can consider one
of the following:
· Notepad or Notepad++: On Windows machine you can use any simple text editor like Notepad (Recommended).
· Eclipse: is
also a Java IDE developed by the eclipse open-source community and can be
downloaded from here