weave.utils

Class RUtils

java.lang.Object

weave.utils.RUtils

public class RUtils
extends java.lang.Object

Routines to convert between Java Objects and R expressions.

null	REXPNull
boolean, Boolean, boolean[], Boolean[]	REXPLogical
int, Integer, int[], Integer[]	REXPInteger
double, Double, double[], double[][], Double[]	REXPDouble
String, String[]	REXPString
byte[]	REXPRaw
Enum	REXPString
Object[], List, Map	REXPGenericVector
RObject, java bean (experimental)	REXPGenericVector
ROpaque (experimental)	only function arguments (REXPReference?)

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	handleUnsupported Handle unsupported types or throw exception?
static boolean	useBean Treat unsupported types as beans?

Constructor Summary

Constructors

Constructor and Description
RUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static org.rosuda.REngine.REXP	jobj2rexp(java.lang.Object obj) Convert from Java Object to R expression.
static java.lang.Object	rexp2jobj(org.rosuda.REngine.REXP rexp) Convert from R expression to default Java type.
static java.lang.Object	rexp2jobj(org.rosuda.REngine.REXP rexp, java.lang.Class<?> type) Convert from R expression to Specified Java type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

useBean

public static boolean useBean

Treat unsupported types as beans?

handleUnsupported

public static boolean handleUnsupported

Handle unsupported types or throw exception?

Constructor Detail

RUtils

public RUtils()

Method Detail

rexp2jobj

public static java.lang.Object rexp2jobj(org.rosuda.REngine.REXP rexp)
                                  throws org.rosuda.REngine.REXPMismatchException

Convert from R expression to default Java type.

Throws:

org.rosuda.REngine.REXPMismatchException

rexp2jobj

public static java.lang.Object rexp2jobj(org.rosuda.REngine.REXP rexp,
                         java.lang.Class<?> type)
                                  throws org.rosuda.REngine.REXPMismatchException

Convert from R expression to Specified Java type.

Throws:

org.rosuda.REngine.REXPMismatchException

jobj2rexp

public static org.rosuda.REngine.REXP jobj2rexp(java.lang.Object obj)

Convert from Java Object to R expression.