WordPress.org

1. Upload the SHJSSyntaxHiliter directory to the /wp-content/plugins/ directory
2. Activate the plugin through the 'Plugins' menu in WordPress
3. Select a theme from the Settings->SHJS Syntax Hiliter options page.

There are 2 ways to include your code:

Technique 1 Inside <pre name="code" class="sh_java"></pre> just as you would normally use SHJS.

Technique 2

1. Copy your code into a file on your server.

2. In your posts pass the webroot relative path and language like this:

[SyntaxHilite:/path/relative/to/site/root/myfile.java,java]

The supported languages, etc. are detailed on the Settings->SHJS Syntax Hiliter page.

Additional usage instructions can be found on codezach