public BlockReservation(boolean successful, long block, int preallocCount, long freeBlocksCount) {
public BlockReservation(boolean successful, long block, int preallocCount) {
	public BlockReservation(boolean successful, long block, int preallocCount, long freeBlocksCount) {		this.successful = successful;		this.block = block;		this.preallocCount = preallocCount;		this.freeBlocksCount = freeBlocksCount;	}