package com.aaront.exercise;
import com.aaront.exercise.api.ConnectionManager;
import com.aaront.exercise.impl.ConnectionManagerImpl;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class FileDownloaderTest {
boolean downloadFinished = false;
@Before
public void setUp() throws Exception {
}
@After
public void tearDown() throws Exception {
}
@Test
public void testDownload() {
String url = "http://121.42.185.101/forum/test.jpg";
//String url = "https://raw.githubusercontent.com/thlcly/coding2017/master/README.md";
FileDownloader downloader = new FileDownloader(url);
ConnectionManager cm = new ConnectionManagerImpl();
downloader.setConnectionManager(cm);
downloader.setListener(() -> downloadFinished = true);
downloader.execute();
// 等待多线程下载程序执行完毕
while (!downloadFinished) {
try {
System.out.println("还没有下载完成,休眠五秒");
//休眠5秒
Thread.sleep(5000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
System.out.println("下载完成!");
}
}