com.yanzhenjie.andserver.http.multipart

Class StandardMultipartResolver

java.lang.Object

com.yanzhenjie.andserver.http.multipart.StandardMultipartResolver

All Implemented Interfaces:

MultipartResolver

public class StandardMultipartResolver
extends java.lang.Object
implements MultipartResolver

Created by Zhenjie Yan on 2018/8/9.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	StandardMultipartResolver.MultipartParsingResult Holder for a Map of MultipartFiles and a Map of multipart parameters.

Constructor Summary

Constructors

Constructor and Description
StandardMultipartResolver()

Method Summary

Modifier and Type	Method and Description
void	cleanupMultipart(MultipartRequest request) Cleanup any resources used for the multipart handling, like a storage for the uploaded files.
protected StandardMultipartFile	createMultipartFile(FileItem fileItem) Create a StandardMultipartFile wrapper for the given Commons FileItem.
boolean	isMultipart(HttpRequest request) Determine if the given request contains multipart content, will typically check for content type "multipart/form-data".
protected StandardMultipartResolver.MultipartParsingResult	parseFileItems(java.util.List<FileItem> fileItems, java.lang.String encoding) Parse the given List of Commons FileItems into a MultipartParsingResult, containing MultipartFile instances and a Map of multipart parameter.
MultipartRequest	resolveMultipart(HttpRequest request) Parse the given request into multipart files and parameters, and wrap the request inside a MultipartRequest object that provides access to file descriptors and makes contained parameters accessible via the standard HttpRequest methods.
void	setAllFileMaxSize(long allFileMaxSize) Set the maximum size (in bytes) allowed for uploading.
void	setFileMaxSize(long fileMaxSize) Set the maximum size (in bytes) allowed for each individual file.
void	setMaxInMemorySize(int maxInMemorySize) Set the maximum allowed size (in bytes) before uploads are written to disk, default is 10240.
void	setUploadTempDir(java.io.File uploadTempDir) Set the temporary directory where uploaded files get stored.

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardMultipartResolver

public StandardMultipartResolver()

Method Detail

setAllFileMaxSize

public void setAllFileMaxSize(long allFileMaxSize)

Description copied from interface: MultipartResolver

Set the maximum size (in bytes) allowed for uploading. -1 indicates no limit (the default).

Specified by:

setAllFileMaxSize in interface MultipartResolver

Parameters:

allFileMaxSize - the maximum upload size allowed.

See Also:

FileUpload#setSizeMax(long)

setFileMaxSize

public void setFileMaxSize(long fileMaxSize)

Description copied from interface: MultipartResolver

Set the maximum size (in bytes) allowed for each individual file. -1 indicates no limit (the default).

Specified by:

setFileMaxSize in interface MultipartResolver

Parameters:

fileMaxSize - the maximum upload size per file.

See Also:

FileUpload#setFileSizeMax(long)

setMaxInMemorySize

public void setMaxInMemorySize(int maxInMemorySize)

Description copied from interface: MultipartResolver

Set the maximum allowed size (in bytes) before uploads are written to disk, default is 10240.

Specified by:

setMaxInMemorySize in interface MultipartResolver

Parameters:

maxInMemorySize - the maximum in memory size allowed.

See Also:

DiskFileItemFactory#setSizeThreshold(int)

setUploadTempDir

public void setUploadTempDir(java.io.File uploadTempDir)

Description copied from interface: MultipartResolver

Set the temporary directory where uploaded files get stored.

Specified by:

setUploadTempDir in interface MultipartResolver

isMultipart

public boolean isMultipart(HttpRequest request)

Description copied from interface: MultipartResolver

Determine if the given request contains multipart content, will typically check for content type "multipart/form-data".

Specified by:

isMultipart in interface MultipartResolver

Parameters:

request - the request to be evaluated.

Returns:

whether the request contains multipart content.

resolveMultipart

public MultipartRequest resolveMultipart(HttpRequest request)
                                  throws MultipartException

Description copied from interface: MultipartResolver

Parse the given request into multipart files and parameters, and wrap the request inside a MultipartRequest object that provides access to file descriptors and makes contained parameters accessible via the standard HttpRequest methods.

Specified by:

resolveMultipart in interface MultipartResolver

Parameters:

request - the request to wrap (must be of a multipart content type).

Returns:

the wrapped request.

Throws:

MultipartException - if the request is not multipart, or encounter other problems.

cleanupMultipart

public void cleanupMultipart(MultipartRequest request)

Description copied from interface: MultipartResolver

Cleanup any resources used for the multipart handling, like a storage for the uploaded files.

Specified by:

cleanupMultipart in interface MultipartResolver

Parameters:

request - the request to cleanup resources for.

parseFileItems

protected StandardMultipartResolver.MultipartParsingResult parseFileItems(java.util.List<FileItem> fileItems,
                                                                          java.lang.String encoding)

Parse the given List of Commons FileItems into a MultipartParsingResult, containing MultipartFile instances and a Map of multipart parameter.

Parameters:

fileItems - the Commons FileItems to parse.

encoding - the encoding to use for form fields.

Returns:

the MultipartParsingResult.

See Also:

StandardMultipartFile.StandardMultipartFile(FileItem)

createMultipartFile

protected StandardMultipartFile createMultipartFile(FileItem fileItem)

Create a StandardMultipartFile wrapper for the given Commons FileItem.

Parameters:

fileItem - the Commons FileItem to wrap.

Returns:

the corresponding StandardMultipartFile (potentially a custom subclass).