[R] Using R in Java?

[Christian Ruckert]

nicro schrieb:
> Hi 2 questions-
> 1. Is there a package that will allow me to run R scripts (entirely) from
> Java?
> 2. If so, is there a way to capture the output of those scripts, (including
> images) and embed them in my SWT java app?
> 
> My challenge is I have a java app that does some statistical chores- it
> would be fantastic if the users could use their R skills to modify a script
> in whatever R environment they like and then my app could use that script to
> calculate the results and display them in the app.
> 
> I have found StatET and JavaGD with rJava/JRI and read through all the
> docs... its seems possible that some combination may give me what I want,
> but its not very clear.

The JRI part from the rJava package does exactly what you want. Simple 
data types like numbers or strings are directly returned as java 
objects. But I'm afraid for the images you have to use the files system 
indirection.

If needed I can post an example,

Christian