print out start and end times

fishercoder1534 · fishercoder1534 · commit 3461c73ae962 · 2023-08-25T07:22:20.000-07:00
diff --git a/src/main/java/multithread/completablefutureexamples/CompletableFutureDemo2.java b/src/main/java/multithread/completablefutureexamples/CompletableFutureDemo2.java
@@ -30,6 +30,8 @@ public static void main(String... args) throws ExecutionException, InterruptedEx
             finalResult += Integer.parseInt(result);
         }
         long end = System.currentTimeMillis();
+        System.out.println("end: " + end);
+        System.out.println("start: " + start);
         System.out.println("It took " + (end - start) / 1000
                 + " seconds to complete computation, final result: " + finalResult
                 + ", a total of " + NUMBER_OF_COMPUTATION_JOBS + " computation jobs "

Original file line number	Diff line number	Diff line change
`@@ -30,6 +30,8 @@ public static void main(String... args) throws ExecutionException, InterruptedEx`
`30`	`30`	`finalResult += Integer.parseInt(result);`
`31`	`31`	`}`
`32`	`32`	`long end = System.currentTimeMillis();`
	`33`	`+ System.out.println("end: " + end);`
	`34`	`+ System.out.println("start: " + start);`
`33`	`35`	`System.out.println("It took " + (end - start) / 1000`
`34`	`36`	`+ " seconds to complete computation, final result: " + finalResult`
`35`	`37`	`+ ", a total of " + NUMBER_OF_COMPUTATION_JOBS + " computation jobs "`