The Application Data Directory is the folder that OpenMRS uses for external storage of data. Most data is stored in the database but some large files and other things that are not appropriate for a relational database.
As of version 1.8, openmrs will put this directory in the current running directory. If you are using tomcat this is /opt/tomcathome/.openmrs or C:\Program Files\Apache\Tomcat 6.0\OpenMRS
In version 1.7 and earlier, the default location is the home directory of the user running tomcat. ~/yourusername/.openmrs or C:\Docs and Settings\yourusername\Application Data\OpenMRS
You have several options if you want to have control over where this directory is:
(see http://tomcat.apache.org/tomcat-6.0-doc/config/context.html for more info)
There are several convenience methods to help developers findSee the methods: