OnJava8-Examples/concurrent/PizzaStreams.java at master · CSapprenticeWT/OnJava8-Examples · GitHub

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// concurrent/PizzaStreams.java

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

import java.util.*;

import java.util.stream.*;

import onjava.Timer;

public class PizzaStreams {

static final int QUANTITY = 5;

public static void main(String[] args) {

Timer timer = new Timer();

IntStream.range(0, QUANTITY)

.mapToObj(Pizza::new)

.parallel() // [1]

.forEach(za -> {

while(!za.complete())

za.next();

});

System.out.println(timer.duration());

}

/* Output:

Pizza 0: ROLLED

Pizza 1: ROLLED

Pizza 2: ROLLED

Pizza 3: ROLLED

Pizza 4: ROLLED

Pizza 1: SAUCED

Pizza 0: SAUCED

Pizza 4: SAUCED

Pizza 2: SAUCED

Pizza 3: SAUCED

Pizza 3: CHEESED

Pizza 2: CHEESED

Pizza 4: CHEESED

Pizza 0: CHEESED

Pizza 1: CHEESED

Pizza 3: TOPPED

Pizza 2: TOPPED

Pizza 4: TOPPED

Pizza 1: TOPPED

Pizza 0: TOPPED

Pizza 4: BAKED

Pizza 2: BAKED

Pizza 3: BAKED

Pizza 0: BAKED

Pizza 1: BAKED

Pizza 4: SLICED

Pizza 3: SLICED

Pizza 2: SLICED

Pizza 0: SLICED

Pizza 1: SLICED

Pizza 2: BOXED

Pizza 4: BOXED

Pizza 3: BOXED

Pizza 1: BOXED

Pizza 0: BOXED

1797

OnJava8-Examples/concurrent/PizzaStreams.java at master · CSapprenticeWT/OnJava8-Examples · GitHub

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