Package org.springframework.util
Class MimeTypeUtils
- java.lang.Object
- org.springframework.util.MimeTypeUtils
public abstract class MimeTypeUtils extends Object
MiscellaneousMimeType
utility methods.- Since:
- 4.0
- Author:
- Arjen Poutsma, Rossen Stoyanchev
Field Summary
Fields Modifier and Type Field Description static MimeType
ALL
Public constant mime type that includes all media ranges (i.e.static String
ALL_VALUE
A String equivalent ofALL
.static MimeType
APPLICATION_ATOM_XML
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic String
APPLICATION_ATOM_XML_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic MimeType
APPLICATION_FORM_URLENCODED
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic String
APPLICATION_FORM_URLENCODED_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic MimeType
APPLICATION_JSON
Public constant mime type forapplication/json
.static String
APPLICATION_JSON_VALUE
A String equivalent ofAPPLICATION_JSON
.static MimeType
APPLICATION_OCTET_STREAM
Public constant mime type forapplication/octet-stream
.static String
APPLICATION_OCTET_STREAM_VALUE
A String equivalent ofAPPLICATION_OCTET_STREAM
.static MimeType
APPLICATION_XHTML_XML
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic String
APPLICATION_XHTML_XML_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic MimeType
APPLICATION_XML
Public constant mime type forapplication/xml
.static String
APPLICATION_XML_VALUE
A String equivalent ofAPPLICATION_XML
.static MimeType
IMAGE_GIF
Public constant mime type forimage/gif
.static String
IMAGE_GIF_VALUE
A String equivalent ofIMAGE_GIF
.static MimeType
IMAGE_JPEG
Public constant mime type forimage/jpeg
.static String
IMAGE_JPEG_VALUE
A String equivalent ofIMAGE_JPEG
.static MimeType
IMAGE_PNG
Public constant mime type forimage/png
.static String
IMAGE_PNG_VALUE
A String equivalent ofIMAGE_PNG
.static MimeType
MULTIPART_FORM_DATA
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic String
MULTIPART_FORM_DATA_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsstatic Comparator<MimeType>
SPECIFICITY_COMPARATOR
Comparator used bysortBySpecificity(List)
.static MimeType
TEXT_HTML
Public constant mime type fortext/html
.static String
TEXT_HTML_VALUE
A String equivalent ofTEXT_HTML
.static MimeType
TEXT_PLAIN
Public constant mime type fortext/plain
.static String
TEXT_PLAIN_VALUE
A String equivalent ofTEXT_PLAIN
.static MimeType
TEXT_XML
Public constant mime type fortext/xml
.static String
TEXT_XML_VALUE
A String equivalent ofTEXT_XML
.
Constructor Summary
Constructors Constructor Description MimeTypeUtils()
Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static byte[]
generateMultipartBoundary()
Generate a random MIME boundary as bytes, often used in multipart mime types.static String
generateMultipartBoundaryString()
Generate a random MIME boundary as String, often used in multipart mime types.static MimeType
parseMimeType(String mimeType)
Parse the given String into a singleMimeType
.static List<MimeType>
parseMimeTypes(String mimeTypes)
Parse the given, comma-separated string into a list ofMimeType
objects.static void
sortBySpecificity(List<MimeType> mimeTypes)
Sorts the given list ofMimeType
objects by specificity.static String
toString(Collection<? extends MimeType> mimeTypes)
Return a string representation of the given list ofMimeType
objects.
Field Detail
SPECIFICITY_COMPARATOR
public static final Comparator<MimeType> SPECIFICITY_COMPARATOR
Comparator used bysortBySpecificity(List)
.
ALL
public static final MimeType ALL
Public constant mime type that includes all media ranges (i.e. "*/*").
ALL_VALUE
public static final String ALL_VALUE
A String equivalent ofALL
.- See Also:
- Constant Field Values
APPLICATION_ATOM_XML
@Deprecated public static final MimeType APPLICATION_ATOM_XML
Deprecated.as of 4.3.6, in favor ofMediaType
constantsPublic constant mime type forapplication/atom+xml
.
APPLICATION_ATOM_XML_VALUE
@Deprecated public static final String APPLICATION_ATOM_XML_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsA String equivalent ofAPPLICATION_ATOM_XML
.- See Also:
- Constant Field Values
APPLICATION_FORM_URLENCODED
@Deprecated public static final MimeType APPLICATION_FORM_URLENCODED
Deprecated.as of 4.3.6, in favor ofMediaType
constantsPublic constant mime type forapplication/x-www-form-urlencoded
.
APPLICATION_FORM_URLENCODED_VALUE
@Deprecated public static final String APPLICATION_FORM_URLENCODED_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsA String equivalent ofAPPLICATION_FORM_URLENCODED
.- See Also:
- Constant Field Values
APPLICATION_JSON
public static final MimeType APPLICATION_JSON
Public constant mime type forapplication/json
.
APPLICATION_JSON_VALUE
public static final String APPLICATION_JSON_VALUE
A String equivalent ofAPPLICATION_JSON
.- See Also:
- Constant Field Values
APPLICATION_OCTET_STREAM
public static final MimeType APPLICATION_OCTET_STREAM
Public constant mime type forapplication/octet-stream
.
APPLICATION_OCTET_STREAM_VALUE
public static final String APPLICATION_OCTET_STREAM_VALUE
A String equivalent ofAPPLICATION_OCTET_STREAM
.- See Also:
- Constant Field Values
APPLICATION_XHTML_XML
@Deprecated public static final MimeType APPLICATION_XHTML_XML
Deprecated.as of 4.3.6, in favor ofMediaType
constantsPublic constant mime type forapplication/xhtml+xml
.
APPLICATION_XHTML_XML_VALUE
@Deprecated public static final String APPLICATION_XHTML_XML_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsA String equivalent ofAPPLICATION_XHTML_XML
.- See Also:
- Constant Field Values
APPLICATION_XML
public static final MimeType APPLICATION_XML
Public constant mime type forapplication/xml
.
APPLICATION_XML_VALUE
public static final String APPLICATION_XML_VALUE
A String equivalent ofAPPLICATION_XML
.- See Also:
- Constant Field Values
IMAGE_GIF_VALUE
public static final String IMAGE_GIF_VALUE
A String equivalent ofIMAGE_GIF
.- See Also:
- Constant Field Values
IMAGE_JPEG
public static final MimeType IMAGE_JPEG
Public constant mime type forimage/jpeg
.
IMAGE_JPEG_VALUE
public static final String IMAGE_JPEG_VALUE
A String equivalent ofIMAGE_JPEG
.- See Also:
- Constant Field Values
IMAGE_PNG_VALUE
public static final String IMAGE_PNG_VALUE
A String equivalent ofIMAGE_PNG
.- See Also:
- Constant Field Values
MULTIPART_FORM_DATA
@Deprecated public static final MimeType MULTIPART_FORM_DATA
Deprecated.as of 4.3.6, in favor ofMediaType
constantsPublic constant mime type formultipart/form-data
.
MULTIPART_FORM_DATA_VALUE
@Deprecated public static final String MULTIPART_FORM_DATA_VALUE
Deprecated.as of 4.3.6, in favor ofMediaType
constantsA String equivalent ofMULTIPART_FORM_DATA
.- See Also:
- Constant Field Values
TEXT_HTML_VALUE
public static final String TEXT_HTML_VALUE
A String equivalent ofTEXT_HTML
.- See Also:
- Constant Field Values
TEXT_PLAIN
public static final MimeType TEXT_PLAIN
Public constant mime type fortext/plain
.
TEXT_PLAIN_VALUE
public static final String TEXT_PLAIN_VALUE
A String equivalent ofTEXT_PLAIN
.- See Also:
- Constant Field Values
TEXT_XML_VALUE
public static final String TEXT_XML_VALUE
A String equivalent ofTEXT_XML
.- See Also:
- Constant Field Values
Constructor Detail
MimeTypeUtils
public MimeTypeUtils()
Method Detail
parseMimeType
public static MimeType parseMimeType(String mimeType)
Parse the given String into a singleMimeType
.- Parameters:
mimeType
- the string to parse- Returns:
- the mime type
- Throws:
InvalidMimeTypeException
- if the string cannot be parsed
parseMimeTypes
public static List<MimeType> parseMimeTypes(String mimeTypes)
Parse the given, comma-separated string into a list ofMimeType
objects.- Parameters:
mimeTypes
- the string to parse- Returns:
- the list of mime types
- Throws:
IllegalArgumentException
- if the string cannot be parsed
toString
public static String toString(Collection<? extends MimeType> mimeTypes)
Return a string representation of the given list ofMimeType
objects.- Parameters:
mimeTypes
- the string to parse- Returns:
- the list of mime types
- Throws:
IllegalArgumentException
- if the String cannot be parsed
sortBySpecificity
public static void sortBySpecificity(List<MimeType> mimeTypes)
Sorts the given list ofMimeType
objects by specificity.Given two mime types:
- if either mime type has a wildcard type, then the mime type without the wildcard is ordered before the other.
- if the two mime types have different types, then they are considered equal and remain their current order.
- if either mime type has a wildcard subtype , then the mime type without the wildcard is sorted before the other.
- if the two mime types have different subtypes, then they are considered equal and remain their current order.
- if the two mime types have a different amount of parameters, then the mime type with the most parameters is ordered before the other.
For example:
audio/basic < audio/* < */*
audio/basic;level=1 < audio/basic
audio/basic == text/html
audio/basic == audio/wave
- Parameters:
mimeTypes
- the list of mime types to be sorted- See Also:
- HTTP 1.1: Semantics and Content, section 5.3.2
generateMultipartBoundary
public static byte[] generateMultipartBoundary()
Generate a random MIME boundary as bytes, often used in multipart mime types.
generateMultipartBoundaryString
public static String generateMultipartBoundaryString()
Generate a random MIME boundary as String, often used in multipart mime types.