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How to use java synchronization

2025-04-05 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >

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This article mainly introduces how to use java synchronization, the article is very detailed, has a certain reference value, interested friends must read it!

1. In order to maintain correct visibility across threads, you must use synchronized or volatile.

2. A read may be a variable that another thread finally writes.

3. Write a variable that may be read by another thread.

Example

Class SellTicket implements Runnable {private int tickets = 10; public void run () {while (true) {if (tickets > 0) sell (); elsereturn;}} public synchronized void sell () {if (tickets > 0) {System.out.println (Thread.currentThread (). GetName () + "sell" + tickets + "ticket"); tickets--;try {Thread.sleep (500);} catch (InterruptedException e) {e.printStackTrace () } public class TicketTest {public static void main (String args []) {SellTicket t = new SellTicket (); new Thread (t, "window 1"). Start (); new Thread (t, "window 2"). Start (); new Thread (t, "window 3"). Start (); System.out.println ("main thread ends");}} above is all the content of the article "how to use java synchronization". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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