public void removeBid(String name) {

    for(int a = 0;a < bidIndex; a++) {
        if(bids[a].getUser().getName().equals(name)) {
            bids[a]=null;
            bidIndex--;
            break;
        }

    }
    sortBids();



public void sortBids() {
    if(bidIndex > 1) {
        for(int a = 0; a < bidIndex -1; a++) {

            for(int b = a + 1; b < bidIndex; b++) {

                if(bids[a] == null || bids[a].getBid() < bids[b].getBid()) {
                    Bid temp = bids[a];
                    bids[a] = bids[b];
                    bids[b] = temp;
                }
            }

String[] items = new String[] {"String1", "String2", "String3"};
items[1] = null;

Map<String, Bid> bids = new HashMap<String, Bid>();

Bid bid1 = new Bid(/*...*/);
Bid bid2 = new Bid(/*...*/);

// Add bids to the map

bids.put("Wow", bid1);
bids.put("Boy", bid2);

// Get any of these objects

Bid retrievedBid = bids.get("Wow");

// Or remove them

bids.remove("Wow");

Bid[] bidsArray = new Bid[0];
bidsArray = bids.values().toArray(bidsArray);