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//: containers/QueueBehavior.java

// Compares the behavior of some of the queues

import java.util.concurrent.*;

import java.util.*;

import net.mindview.util.*;

public class QueueBehavior {

private static int count = 10;

static <T> void test(Queue<T> queue, Generator<T> gen) {

for(int i = 0; i < count; i++)

queue.offer(gen.next());

while(queue.peek() != null)

System.out.print(queue.remove() + " ");

System.out.println();

}

static class Gen implements Generator<String> {

String[] s = ("one two three four five six seven " +

"eight nine ten").split(" ");

int i;

public String next() { return s[i++]; }

}

public static void main(String[] args) {

test(new LinkedList<String>(), new Gen());

test(new PriorityQueue<String>(), new Gen());

test(new ArrayBlockingQueue<String>(count), new Gen());

test(new ConcurrentLinkedQueue<String>(), new Gen());

test(new LinkedBlockingQueue<String>(), new Gen());

test(new PriorityBlockingQueue<String>(), new Gen());

}

} /* Output:

one two three four five six seven eight nine ten

eight five four nine one seven six ten three two

one two three four five six seven eight nine ten

one two three four five six seven eight nine ten

one two three four five six seven eight nine ten

eight five four nine one seven six ten three two

*///:~