package javassist.bytecode;
final class LongVector {
static final int ASIZE = 128;
static final int ABITS = 7;
static final int VSIZE = 8;
private ConstInfo[][] objects;
private int elements;
public LongVector() {
objects = new ConstInfo[VSIZE][];
elements = 0;
}
public LongVector(int initialSize) {
int vsize = ((initialSize >> ABITS) & ~(VSIZE - 1)) + VSIZE;
objects = new ConstInfo[vsize][];
elements = 0;
}
public int size() { return elements; }
public int capacity() { return objects.length * ASIZE; }
public ConstInfo elementAt(int i) {
if (i < 0 || elements <= i)
return null;
return objects[i >> ABITS][i & (ASIZE - 1)];
}
public void addElement(ConstInfo value) {
int nth = elements >> ABITS;
int offset = elements & (ASIZE - 1);
int len = objects.length;
if (nth >= len) {
ConstInfo[][] newObj = new ConstInfo[len + VSIZE][];
System.arraycopy(objects, 0, newObj, 0, len);
objects = newObj;
}
if (objects[nth] == null)
objects[nth] = new ConstInfo[ASIZE];
objects[nth][offset] = value;
elements++;
}
}