/* Copyright (C) 2003 Univ. of Massachusetts Amherst, Computer Science Dept.
This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
http://www.cs.umass.edu/~mccallum/mallet
This software is provided under the terms of the Common Public License,
version 1.0, as published by http://www.opensource.org. For further
information, see the file `LICENSE' included with this distribution. */
//package cc.mallet.util;
import java.lang.reflect.Array;
/**
* Static utility methods for arrays
* (like java.util.Arrays, but more useful).
*
* @author Charles Sutton
* @version $Id: ArrayUtils.java,v 1.1 2007/10/22 21:37:40 mccallum Exp $
*/
public class Util{
/**
* Returns a new array containing all of a, with additional extra space added (zero initialized).
* @param a
* @param additional
* @return
*/
public static int[] extend (int[] a, int additional)
{
int[] ret = new int[a.length + additional];
System.arraycopy(a, 0, ret, 0, a.length);
return ret;
}
/**
* Returns a new array containing all of a, with additional extra space added (zero initialized).
* @param a
* @param additional
* @return
*/
public static double[] extend (double[] a, int additional)
{
double[] ret = new double[a.length + additional];
System.arraycopy(a, 0, ret, 0, a.length);
return ret;
}
}