method to create the input stream. Then we are using a file output stream to read data from the input stream and write to the file.
复制importjava.io.BufferedInputStream;importjava.io.FileOutputStream;importjava.io.IOException;importjava.net.URL;importjava.nio.channels.Channels;importjava.nio.channels.ReadableByteChannel;publicclassJavaDownloadFileFromURL{publicstaticvoidmain(String[] args){Stringurl="https://www.yiibai.com/index.html"...
private static void downloadFileFromUrlWithJavaIO(String fileName, String fileUrl) { BufferedInputStream inputStream = null; FileOutputStream outputStream = null; try { URL url = new URL(fileUrl); inputStream = new BufferedInputStream(url.openStream()); outputStream = new FileOutputStream(fileNam...
1. Download File from URL In this example, we will download the HTML file that served for the URL “https://www.tutorialkart.com/”. DownloadFromURL.java </> Copy import java.io.File; import java.io.IOException; import java.net.MalformedURLException; import java.net.URL; import org.apa...
1、使用 common-io库下载文件,需要引入commons-io-2.6.jar public static void downloadByCommonIO(String url, String saveDir, String fileName) { try { FileUtils.copyUR
());// 文件扩展名:从表格进行匹配String extension=".png";// 下载文件:回调下载进度,放在 /temp 目录下File file=HttpUtil.downloadFileFromUrl(url.getUrl(),newFile("/temp/"+newName+extension),newStreamProgress(){// 开始下载@Overridepublicvoidstart(){log.info("Start download file...");}//...
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1.filePath:文件的绝对路径(d:\download\a.xlsx) 2.fileName(a.xlsx) 3.编码http://格式(GBK) 4.response、request不介绍了,从控制器传入的http对象 代码片. //控制器 @RequestMapping(UrlConstants.BLACKLIST_TESTDOWNLOAD) public void downLoad(String filePath, HttpServletResponse response, HttpServletReque...
URLwebsite=newURL("https://www.nnjskz.com");FileUtils.copyURLToFile(website,newFile("a.html")); 总结 更多请参考How to download and save a file from Internet using Java?。 java 网站 com nio url java 文件转inputstream_把文本转换成表格 ...
java 从网络Url中下载文件 (转) http://blog.csdn.net/xb12369/article/details/40543649/ /*** 从网络Url中下载文件 *@paramurlStr *@paramfileName *@paramsavePath *@throwsIOException*/publicstaticvoiddownLoadFromUrl(String urlStr,String fileName,String savePath)throwsIOException{...