jsp:
<form id="fileUploadForm" name="fileUploadForm" action="./wyqService.action"
enctype="multipart/form-data" method="post">
<input type="file" name="file" id="file" size="40"/><br>
<input type="submit" name="uploadButton" id="uploadButton" value="开始上传"/>
<input type="button" name="cancelUploadButton" id="cancelUploadButton" value="取消上传"/><br>
</form>
action:
BufferedOutputStream bos = null;
BufferedInputStream bis = null;
try {
// 上传在临时目录的临时文件
FileInputStream fis = new FileInputStream(file);
bis = new BufferedInputStream(fis);
// 指定的文件存放地点
FileOutputStream fos = new FileOutputStream(new File(dir,
getFileFileName()));
bos = new BufferedOutputStream(fos);
// 转移文件
byte[] buf = new byte[4096];
int len = -1;
while ((len = bis.read(buf)) != -1) {
bos.write(buf, 0, len);
}
if (bis != null) {
bis.close();
}
if (bos != null) {
bos.close();
}
uploadary.add(getFileFileName() + "上传成功!");
} catch (Exception e) {
e.printStackTrace();
uploadary.add(getFileFileName() + "上传失败!");
if (bis != null) {
try {
bis.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
if (bos != null) {
try {
bos.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}