public class DownloadUtil extends Object
| 构造器和说明 |
|---|
DownloadUtil() |
| 限定符和类型 | 方法和说明 |
|---|---|
static void |
download(File file,
javax.servlet.http.HttpServletResponse response)
下载文件
|
static void |
download(String fileName,
byte[] fileBytes,
javax.servlet.http.HttpServletResponse response)
根据文件名和文件的字节数组下载文件
|
static void |
renderPreviewFile(javax.servlet.http.HttpServletResponse response,
byte[] fileBytes)
渲染被预览的文件到servlet的response流中
|
public static void download(String fileName, byte[] fileBytes, javax.servlet.http.HttpServletResponse response)
fileName - 文件真实名称,最终返回给用户的fileBytes - 文件的真实字节数组response - servlet response对象public static void download(File file, javax.servlet.http.HttpServletResponse response)
file - 要下载的文件response - 响应public static void renderPreviewFile(javax.servlet.http.HttpServletResponse response,
byte[] fileBytes)
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