Class AdaptiveFileUpload

java.lang.Object

jodd.http.upload.FileUpload

jodd.http.upload.impl.AdaptiveFileUpload

public class AdaptiveFileUpload
extends FileUpload

Smart FileUpload implementation that defer the action of what to do with uploaded file for later. Internally, it stores uploaded file either in memory if it is small, or, in all other cases, it stores them in TEMP folder.

Field Summary

Fields

Modifier and Type	Field	Description
protected final boolean	allowFileExtensions
protected final boolean	breakOnError
protected byte[]	data
protected final String[]	fileExtensions
protected final int	memoryThreshold
protected File	tempFile
protected static final String	TMP_FILE_SUFFIX
protected final File	uploadPath

Fields inherited from class FileUpload

fileTooBig, header, input, maxFileSize, size, valid

Constructor Summary

Constructors

Constructor	Description
AdaptiveFileUpload(MultipartRequestInputStream input, int memoryThreshold, File uploadPath, int maxFileSize, boolean breakOnError, String[] extensions, boolean allowed)

Method Summary

Modifier and Type	Method	Description
protected boolean	checkUpload()	Determines if upload is allowed.
void	delete()	Deletes file uploaded item from disk or memory.
byte[]	getFileContent()	Returns the content of file upload item.
String[]	getFileExtensions()
InputStream	getFileInputStream()	Returns input stream of uploaded file.
int	getMemoryThreshold()
File	getUploadPath()
boolean	isAllowFileExtensions()
boolean	isBreakOnError()
boolean	isInMemory()	Returns true if file upload resides in memory.
protected boolean	matchFileExtension()
protected void	processStream()	Process request input stream.
File	write(File destination)	Writes file upload item to destination folder or to destination file.
File	write(String destination)	Writes file uploaded item.

Methods inherited from class FileUpload

getHeader, getMaxFileSize, getSize, isFileTooBig, isUploaded, isValid, toString

Methods inherited from class Object

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

Field Details

TMP_FILE_SUFFIX

protected static final String TMP_FILE_SUFFIX

See Also:

• Constant Field Values

memoryThreshold

protected final int memoryThreshold

uploadPath

protected final File uploadPath

breakOnError

protected final boolean breakOnError

fileExtensions

protected final String[] fileExtensions

allowFileExtensions

protected final boolean allowFileExtensions

tempFile

protected File tempFile

data

protected byte[] data

Constructor Details

AdaptiveFileUpload

AdaptiveFileUpload(MultipartRequestInputStream input,
 int memoryThreshold,
 File uploadPath,
 int maxFileSize,
 boolean breakOnError,
 String[] extensions,
 boolean allowed)

Method Details

getMemoryThreshold

public int getMemoryThreshold()

getUploadPath

public File getUploadPath()

isBreakOnError

public boolean isBreakOnError()

getFileExtensions

public String[] getFileExtensions()

isAllowFileExtensions

public boolean isAllowFileExtensions()

isInMemory

public boolean isInMemory()

Returns true if file upload resides in memory.

Specified by:

isInMemory in class FileUpload

matchFileExtension

protected boolean matchFileExtension()
                              throws IOException

Throws:

IOException

checkUpload

protected boolean checkUpload()
                       throws IOException

Determines if upload is allowed.

Throws:

IOException

processStream

protected void processStream()
                      throws IOException

Description copied from class: FileUpload

Process request input stream. Note that file size is unknown at this point. Therefore, the implementation should set the size attribute after successful processing. This method also must set the valid attribute.

Specified by:

processStream in class FileUpload

Throws:

IOException

See Also:

• MultipartRequestInputStream

delete

public void delete()

Deletes file uploaded item from disk or memory.

write

public File write(String destination)
           throws IOException

Writes file uploaded item.

Throws:

IOException

write

public File write(File destination)
           throws IOException

Writes file upload item to destination folder or to destination file. Returns the destination file.

Throws:

IOException

getFileContent

public byte[] getFileContent()
                      throws IOException

Returns the content of file upload item.

Specified by:

getFileContent in class FileUpload

Throws:

IOException

getFileInputStream

public InputStream getFileInputStream()
                               throws IOException

Description copied from class: FileUpload

Returns input stream of uploaded file.

Specified by:

getFileInputStream in class FileUpload

Throws:

IOException