org.rosuda.REngine
Class REXPWrapper

java.lang.Object
  org.rosuda.REngine.REXPWrapper

public class REXPWrapper
extends java.lang.Object

Utility class to wrap an Object into a REXP object. This facilitates wrapping native java objects and arrays into REXP objects that can be pushed to R

Author:

Romain Francois

Constructor Summary

REXPWrapper()

Method Summary

static REXP

wrap(java.lang.Object o) Wraps an Object into a REXP Conversion : Byte (byte) : REXPRaw Short (short) : REXPInteger Integer (int) : REXPInteger Long (long) : REXPInteger Float (float) : REXPDouble Double (double) : REXPDouble Boolean (boolean) : REXPLogical -- String : REXPString String[] : REXPString -- byte[] or Byte[] : REXPRaw short[] or Short[] : REXPInteger int[] or Integer[] : REXPInteger long[] or Long[] : REXPInteger float[] or Float[] : REXPDouble double[] or Double[] : REXPDouble boolean[] or Boolean[]: REXPLogical -- null for anything else

Methods inherited from class java.lang.Object

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

Constructor Detail

REXPWrapper

public REXPWrapper()

Method Detail

wrap

public static REXP wrap(java.lang.Object o)

Wraps an Object into a REXP

Conversion :

• Byte (byte) : REXPRaw
• Short (short) : REXPInteger
• Integer (int) : REXPInteger
• Long (long) : REXPInteger
• Float (float) : REXPDouble
• Double (double) : REXPDouble
• Boolean (boolean) : REXPLogical
• --
• String : REXPString
• String[] : REXPString
• --
• byte[] or Byte[] : REXPRaw
• short[] or Short[] : REXPInteger
• int[] or Integer[] : REXPInteger
• long[] or Long[] : REXPInteger
• float[] or Float[] : REXPDouble
• double[] or Double[] : REXPDouble
• boolean[] or Boolean[]: REXPLogical
• --
• null for anything else

Parameters:

o - object to wrap

Returns:

REXP object that represents o or null if the conversion is not possible