I know that for Java, there is Apache POI.
Is there anything for OpenOffice Calc (or other open source program like Excel) that lets me obtain the data in Java?
I know that for Java, there is Apache POI.
Is there anything for OpenOffice Calc (or other open source program like Excel) that lets me obtain the data in Java?
You can use jOpenDocument library for reading and manipulating Calc files. See this example for more information.