Displaying 4 results from an estimated 4 matches for "rsrvexception".
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rserveexception
2009 Jun 12
0
JRclient.RSrvException Exception: Handshake
...static void main(String[] args) {
Rconnection c = getLocalRconnection();
if (c != null) {
try {
double[] d = c.eval("rnorm(10)").asDoubleArray();
for (double n : d)
System.out.println(n);
} catch (RSrvException e) {
e.printStackTrace();
}
}
}
private static Rconnection getLocalRconnection() {
try {
return new Rconnection();
} catch (RSrvException e) {
//If we get this kind of error, it may be because Rserve is not running...
2005 Aug 22
1
Fetching Warning Messages
Hi,
I am facing one problem of fetching R warning messages in Java Code
using Rserve. It is easier to trap R Error messages by using catching
RSrvException. I came to know one way of fetching R Warning messages, i.e.
using "withCallingHandlers", below is my Java Program, which uses
withCallingHandlers of R :
import org.rosuda.JRclient.*;
---------------------------RWarning.java-----------------------
class RWarning
{
public static void m...
2005 Aug 12
1
Handling warning messages
Hi,
I have query regarding R & Rserve. In Rserve, there is a way to capture
Errors by RSrvException class, but is there any way to capture warning
messages?
I have found that there is "warnings()" command in R, which lists the
last warning message, but I am not able to get the warning message in java
program by executing the following line:
REXP rx = null;
rx = connection.eval(&quo...
2006 Sep 05
1
Reserve and biobase
...System.out.println(" load library tools");
c.eval(" postscript('foo2.ps')");
c.eval(" library(Biobase)");
c.eval("graphics.off()");
System.out.println(" load library Biobase");
}
catch (RSrvException ex1) {
System.out.println(ex1.getMessage());
}
}
catch (Exception e) {
System.out.print("cannot run rserve");
}
//end of testing
}
}
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