Wednesday, June 9, 2010

Neater Item Removal

I stumbled apon a bit of code today, this removes items in a list and doesn't get a
java.util.ConcurrentModificationException, but it is pretty ugly.

List< Item > newItems = new LinkedList< Item >();

        for (Item item : items) {
            if (item.isAType() ) {
        items = new LinkedList< Item >();

As Part of reading that "5 Things you didn't know" series from IBM mentioned in a previous blog entry.

A much neater way is using the remove() method on an Iterator:
for (Iterator< Item > itemsIter = items.iterator(); itemsIter.hasNext();) {
     if ( {

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