Hey guys. I have Installed and running JRI from Java and it works. Using : java -cp jri.jar; MainApp.java The problem is How do I calling R function that need R library I have tried these with my Java program : x = re.eval("glm( y ~ x1 + x2, family = poisson)"); String resultString = x.asString(); but it did'n't work, resultString variable did't give any result it's null questions : Is there any other way to call this R function from Java using JRI? and I have heard omegahat package can be use to calling R function are there any links, examples , tutorials for using omegahat? Thanks -- View this message in context: http://www.nabble.com/Using-JRI-Calling--R-function-from-Java-tf2937179.html#a8212021 Sent from the R help mailing list archive at Nabble.com.