Jodd is an open-source java library with lot of reusable components and feature rich utilities.
This requires the library jodd-3.3.2.jar to be in classpath.
The following example shows how to use FileUtil.createTempFile() API.
C:\Documents and Settings\vsudhakar001\Local Settings\Temp\jodd-59484.tmp
C:\Documents and Settings\vsudhakar001\Local Settings\Temp\abcd59485.my_temp
C:\Test\abcd59486.my_temp