public class MappingMediaTypeFileExtensionResolver extends java.lang.Object implements MediaTypeFileExtensionResolver
MediaTypeFileExtensionResolver
that maintains
lookups between file extensions and MediaTypes in both directions.
Initially created with a map of file extensions and media types.
Subsequently sub-classes can use addMapping(java.lang.String, org.springframework.http.MediaType)
to add more mappings.
Modifier and Type | Field and Description |
---|---|
private java.util.List<java.lang.String> |
allFileExtensions |
private MultiValueMap<MediaType,java.lang.String> |
fileExtensions |
private java.util.concurrent.ConcurrentMap<java.lang.String,MediaType> |
mediaTypes |
Constructor and Description |
---|
MappingMediaTypeFileExtensionResolver(java.util.Map<java.lang.String,MediaType> mediaTypes)
Create an instance with the given map of file extensions and media types.
|
Modifier and Type | Method and Description |
---|---|
protected void |
addMapping(java.lang.String extension,
MediaType mediaType)
Map an extension to a MediaType.
|
java.util.List<java.lang.String> |
getAllFileExtensions()
Return all registered file extensions.
|
protected java.util.List<MediaType> |
getAllMediaTypes() |
protected MediaType |
lookupMediaType(java.lang.String extension)
Use this method for a reverse lookup from extension to MediaType.
|
java.util.List<java.lang.String> |
resolveFileExtensions(MediaType mediaType)
Resolve the given media type to a list of path extensions.
|
private final java.util.concurrent.ConcurrentMap<java.lang.String,MediaType> mediaTypes
private final MultiValueMap<MediaType,java.lang.String> fileExtensions
private final java.util.List<java.lang.String> allFileExtensions
public MappingMediaTypeFileExtensionResolver(java.util.Map<java.lang.String,MediaType> mediaTypes)
protected java.util.List<MediaType> getAllMediaTypes()
protected void addMapping(java.lang.String extension, MediaType mediaType)
public java.util.List<java.lang.String> resolveFileExtensions(MediaType mediaType)
MediaTypeFileExtensionResolver
resolveFileExtensions
in interface MediaTypeFileExtensionResolver
mediaType
- the media type to resolvenull
public java.util.List<java.lang.String> getAllFileExtensions()
MediaTypeFileExtensionResolver
getAllFileExtensions
in interface MediaTypeFileExtensionResolver
null
protected MediaType lookupMediaType(java.lang.String extension)
null
if none found