MapWorker.java

package edu.berkeley.nlp.mapper;

import java.util.ArrayList;
import java.util.List;
/**
 * The only method you need to implement is map(Item item);
 * @author aria42
 *
 * @param <Item>
 */
public abstract class MapWorker<Item> implements Runnable, SimpleMapper<Item> {
		protected List<Item> items = new ArrayList<Item>();
		
		public void setItems(List<Item> items) {
			this.items = items;
		}
		public void addItem(Item item) {
			items.add(item);
		}
		public void run() {
			for (Item item: items) {
				map(item);
			}
		}
    public void reduce() { }
}