Example of thread join

Main.java

package com.pivincii;

public class Main {

    public static void main(String[] args) throws InterruptedException {
        System.out.println("Start Main Thread");
        Thread t1 = new Thread(new Runnable() {
            @Override
            public void run() {
                System.out.println("Start Thread 1");
                try {
                    Thread.sleep(5000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println("Finish Thread 1");
            }
        });

        t1.start();
        t1.join();
        System.out.println("Finish Main Thread");
    }

    /**
     Output log:
         Start Main Thread
         Start Thread 1
         Finish Thread 1
         Finish Main Thread

     */
}