cn.hutool.extra.servlet.multipart

Class UploadFile

java.lang.Object

cn.hutool.extra.servlet.multipart.UploadFile

public class UploadFile
extends Object

上传的文件对象

Author:

xiaoleilu

Constructor Summary

Constructors

Constructor and Description
UploadFile(UploadFileHeader header, UploadSetting setting) 构造

Method Summary

Modifier and Type	Method and Description
void	delete() 从磁盘或者内存中删除这个文件
byte[]	getFileContent()
InputStream	getFileInputStream()
String	getFileName()
UploadFileHeader	getHeader()
boolean	isInMemory()
boolean	isUploaded()
protected boolean	processStream(MultipartRequestInputStream input) 处理上传表单流，提取出文件
int	size()
File	write(File destination) 将上传的文件写入目标文件 写入后原临时文件会被删除
File	write(String destPath) 将上传的文件写入指定的目标文件路径，自动创建文件 写入后原临时文件会被删除

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UploadFile

public UploadFile(UploadFileHeader header,
                  UploadSetting setting)

构造

Parameters:

header - 头部信息

setting - 上传设置

Method Detail

delete

public void delete()

从磁盘或者内存中删除这个文件

write

public File write(String destPath)
           throws IOException

将上传的文件写入指定的目标文件路径，自动创建文件
写入后原临时文件会被删除

Parameters:

destPath - 目标文件路径

Returns:

目标文件

Throws:

IOException - IO异常

write

public File write(File destination)
           throws IOException

将上传的文件写入目标文件
写入后原临时文件会被删除

Parameters:

destination - 目标文件

Returns:

目标文件

Throws:

IOException - IO异常

getFileContent

public byte[] getFileContent()
                      throws IOException

Returns:

获得文件字节流

Throws:

IOException - IO异常

getFileInputStream

public InputStream getFileInputStream()
                               throws IOException

Returns:

获得文件流

Throws:

IOException - IO异常

getHeader

public UploadFileHeader getHeader()

Returns:

上传文件头部信息

getFileName

public String getFileName()

Returns:

文件名

size

public int size()

Returns:

上传文件的大小，> 0 表示未上传

isUploaded

public boolean isUploaded()

Returns:

是否上传成功

isInMemory

public boolean isInMemory()

Returns:

文件是否在内存中

processStream

protected boolean processStream(MultipartRequestInputStream input)
                         throws IOException

处理上传表单流，提取出文件

Parameters:

input - 上传表单的流

Returns:

是否成功

Throws:

IOException - IO异常