Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Appearance settings

Latest commit

 

History

History
History
 
 

Folders and files

NameName
Last commit message
Last commit date

parent directory

..
 
 

JAVA URLConnection在线文件的下载

/*
 * 根据URL在线文件的下载
 * 
 * @param	文件的全路径地址
 * @param   文件存放的本地路径的地址
 * 	
 */
public static void downloadNet(String source, String target) {
	// 下载网络文件
	int bytesum = 0;
	int byteread = 0;

	try {
		
		URL url = new URL(source);
		URLConnection conn = url.openConnection();
		InputStream inStream = conn.getInputStream();
		target += "/" + source.substring(source.lastIndexOf("/") + 1);
		FileOutputStream fs = new FileOutputStream(target);

		byte[] buffer = new byte[1204];
		while ((byteread = inStream.read(buffer)) != -1) {
			bytesum += byteread;
			fs.write(buffer, 0, byteread);
		}
		System.out.println("下载 " + target + " 完成!");
		fs.close();
		inStream.close();
	} catch (FileNotFoundException e) {
		e.printStackTrace();
	} catch (IOException e) {
		e.printStackTrace();
	}
}

测试

public static void main(String[] args) {
	// 根据网页地址和网页的编码集 获取网页的内容
	String urls = "http://img3x5.ddimg.cn/32/11/60616445-1_b_17.jpg--http://img3x4.ddimg.cn/66/31/20689284-1_b_3.jpg--http://img3x4.ddimg.cn/39/36/60592494-1_b_532.jpg--http://img3x6.ddimg.cn/58/30/1001998066-1_b_0.jpg--http://img3x4.ddimg.cn/31/10/60616444-1_b_13.jpg--http://img3x5.ddimg.cn/34/33/1255478335-1_b_2.jpg--http://img3x8.ddimg.cn/36/33/60625458-1_b_16.jpg--http://img3x3.ddimg.cn/84/23/60611943-1_b_25.jpg--http://img3x5.ddimg.cn/59/22/60630035-1_b_10.jpg--http://img3x6.ddimg.cn/48/12/60612006-1_b_15.jpg--http://img3x0.ddimg.cn/38/35/60625460-1_b_12.jpg--http://img3x2.ddimg.cn/25/25/60069562-1_b_0.jpg--http://img3x5.ddimg.cn/40/0/60629125-1_b_4.jpg--http://img3x9.ddimg.cn/37/34/60625459-1_b_16.jpg--http://img3x8.ddimg.cn/49/20/1007843908-1_b_12.jpg--http://img3x7.ddimg.cn/49/1/1031039707-1_b_7.jpg--http://img3x3.ddimg.cn/0/11/1170375723-1_b_8.jpg--http://img3x5.ddimg.cn/32/34/1416676865-1_b_2.jpg--http://img3x3.ddimg.cn/80/29/1209617423-1_b_2.jpg--http://img3x1.ddimg.cn/66/25/20368821-1_b_2.jpg--http://img3x3.ddimg.cn/29/15/60266873-1_b_0.jpg--http://img3x1.ddimg.cn/53/17/60612011-1_b_28.jpg--http://img3x0.ddimg.cn/65/24/20368820-1_b_2.jpg--http://img3x8.ddimg.cn/47/13/1177618808-1_b_5.jpg--http://img3x0.ddimg.cn/30/21/1351538130-1_b_4.jpg--http://img3x9.ddimg.cn/58/26/20668189-1_b_1.jpg--http://img3x4.ddimg.cn/39/36/60629124-1_b_2.jpg--http://img3x5.ddimg.cn/6/35/60601965-1_b_1.jpg--http://img3x6.ddimg.cn/83/13/1125073406-1_b_0.jpg--http://img3x8.ddimg.cn/24/11/1079463948-1_b_2.jpg--http://img3x8.ddimg.cn/9/35/1162567008-1_b_6.jpg--http://img3x7.ddimg.cn/51/21/1320107037-1_b_2.jpg--http://img3x5.ddimg.cn/47/33/1252895735-1_b_3.jpg--http://img3x5.ddimg.cn/2/29/1199193635-1_b_3.jpg--http://img3x2.ddimg.cn/27/7/1340670402-1_b_5.jpg--http://img3x6.ddimg.cn/87/6/1244157936-1_b_3.jpg--http://img3x6.ddimg.cn/80/26/1269352736-1_b_2.jpg--http://img3x1.ddimg.cn/39/36/60625461-1_b_20.jpg--http://img3x8.ddimg.cn/10/30/1017023248-1_b_3.jpg--http://img3x0.ddimg.cn/8/35/1316786930-1_b_2.jpg--http://img3x2.ddimg.cn/84/9/1340676102-1_b_0.jpg--http://img3x8.ddimg.cn/29/36/1176191408-1_b_8.jpg--http://img3x5.ddimg.cn/2/28/1344684035-1_b_2.jpg--http://img3x7.ddimg.cn/15/17/1176358407-1_b_7.jpg--http://img3x5.ddimg.cn/58/6/60083455-1_b_3.jpg--http://img3x5.ddimg.cn/30/14/60577635-1_b_1.jpg--http://img3x8.ddimg.cn/33/17/60577638-1_b_1.jpg--http://img3x7.ddimg.cn/5/35/60572957-1_b_0.jpg--";
	String[] url = urls.split("--");
	for (int i = 0; i < url.length; i++) {
		downloadNet(url[i], "f:\\test");
	}
}
Morty Proxy This is a proxified and sanitized view of the page, visit original site.