public FastLongBuffer(int e,int c) { if (e <= 0) { throw new IllegalArgumentException();
public FastLongBuffer() { size = 0; capacity = 0; pageSize = 1024; exp = 10; r = 1023; bufferArrayList = new ArrayList();
public FastLongBuffer(int e,int c) {    if (e <= 0) {        throw new IllegalArgumentException();    }    capacity = size = 0;    pageSize = (1<<e);    exp = e;    r = pageSize -1;    bufferArrayList = new ArrayList(c);}