source: java/main/src/main/java/com/framsticks/util/UnaryListenersSet.java @ 77

package com.framsticks.util;


import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

/**
 * @author Piotr Sniegowski
 */
public class UnaryListenersSet<T> {
        Set<UnaryFunctor<Boolean, T>> listeners = new HashSet<UnaryFunctor<Boolean, T>>();

        public void add(UnaryFunctor<Boolean, T> listener) {
                listeners.add(listener);
        }

        public void call(T argument) {
                Iterator<UnaryFunctor<Boolean, T>> iterator = listeners.iterator();
                while (iterator.hasNext()) {
                        if (iterator.next().call(argument)) {
                                iterator.remove();
                        }
                }
        }

}