package javaforce;
/**
*
* @author pquiring
*
* Created : Sept 17, 2013
*/
import java.util.*;
public class JFArrayInt {
private int buf[];
private int count;
public static int initSize = 64;
public JFArrayInt() {
count = 0;
buf = new int[initSize];
}
public int size() {
return count;
}
public void clear() {
count = 0;
if (buf.length != initSize) buf = new int[initSize];
}
public void append(int s) {
int newcount = count + 1;
if (newcount > buf.length) {
buf = Arrays.copyOf(buf, Math.max(buf.length << 1, newcount));
}
buf[count] = s;
count = newcount;
}
public void append(int s[]) {
int newcount = count + s.length;
if (newcount > buf.length) {
buf = Arrays.copyOf(buf, Math.max(buf.length << 1, newcount));
}
System.arraycopy(s, 0, buf, count, s.length);
count = newcount;
}
public int[] toArray() {
return Arrays.copyOf(buf, count);
}
//returns the backing buffer (size may be larger than expected)
public int[] getBuffer() {
return buf;
}
}