import java.util.concurrent.ThreadPoolExecutor; public class JavaFutureEx { public static void main(String[] args) throws ExecutionException, InterruptedException { var executor = (ThreadPoolExecutor) Executors.newFixedThreadPool(2); var random = new Random(); for (int i = 0; i < 6; i++)...
import java.util.concurrent.ThreadPoolExecutor; public class JavaFutureEx { public static void main(String[] args) throws ExecutionException, InterruptedException { var executor = (ThreadPoolExecutor) Executors.newFixedThreadPool(2); var random = new Random(); for (int i = 0; i < 6; i++)...
public class SquareCalculator { private ExecutorService executor = Executors.newFixedThreadPool(2); //... } 1. 2. 3. 4. 5. 6. 我比较懒,你把相应的代码替换下即可,省略号那段就不用替换了。 这段代码,对 SquareCalculator 类的做了一处简单的更改,使得我们的执行器拥有了 2 个同步线程。 如果我们...
publicclassSquareCalculator{privateExecutorService executor = Executors.newFixedThreadPool(2);//...} 通过对SquareCalculator类的简单更改,我们现在有一个执行器,它可以使用2个同步线程。 如果我们再次运行完全相同的客户端代码,我们将获得以下输出: calculating squarefor: 10 calculating squarefor: 100 future1 is ...
publicclassJavaExample{publicvoidcalculate(intp,intt,doubler,intn){doubleamount=p * Math.pow(1+ (r / n), n * t);doublecinterest=amount - p; System.out.println("Compound Interest after "+ t +" years: "+cinterest); System.out.println("Amount after "+ t +" years: "+amount); ...
public class SquareCalculator { private ExecutorService executor = Executors.newFixedThreadPool(2); //... } 现在我们有了一个能够同时使用两个线程的执行器。如果我们再次运行完全相同的客户机代码,我们将得到以下输出 calculating square for: 10 calculating square for: 100 future1 is not done and future...
"cup", "notebook", "class"); Function<String, String> uf = String::toUpperCase; Function<String, String> lf = String::toLowerCase; var res = modify(words, uf); System.out.println(res); var res2 = modify(words, lf); System.out.println(res2); ...
for (int i = 0; i < numTasks; i++) { executor.submit(() -> { // 模拟一个耗时任务,随机生成一个数并计算其平方 int randomNum = ThreadLocalRandom.current().nextInt(100); System.out.println("Thread " + Thread.currentThread().getName() + " calculating square of " + randomNum); ...
i<num.length;i++){output[i]=num[i]*num[i];//Calculating Square of entered numbers}for(int...
TheMathclass contains methods for performing a variety of basic numeric operations such as logarithmic, square root, min and max, trigonometric functions etc. However, as stated earlier, the topic of this article is thesqrt()method implemented within this class. Thesqrt()method has the following...