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MediaType - JBOSS Portal 2.2 API 英文版文档

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org.jboss.portal.common
Class MediaType

java.lang.Object
  org.jboss.portal.common.MediaType

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public final class MediaType

extends java.lang.Object

This is a immutable wrapper to the activation MimeTpye.

This class contains some extensions to the activation MimeType, such as the typesafe enum pattern, and allows for a mime type to specify allowed sub types.

See Also:

see also ftp://ftp.isi.edu/in-notes/iana/assignments/media-types/

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Field Summary
static MediaType	ANY           Mime type 'Any' maps to an accept mime type of '*.*' (used by IE for css, images, etc.)
static MediaType	CSS           Mime type css
static MediaType	FORM           Mime type form (application/x-www-form-urlencoded)
static MediaType	GIF           Mime type gif
static MediaType	HTML           Mime type html
static MediaType	ICO           Mime type ico (see http://filext.com/detaillist.php?extdetail=ICO)
static MediaType	JPEG           Mime type jpeg
static MediaType	JS           Mime type js
static MediaType	PNG           Mime type png
static MediaType	RSS           Mime type rss
static MediaType	SVG           Mime type svg
static MediaType	TEXT           Mime type text
static MediaType	WBMP           Mime type wbmp
static MediaType	WML           Mime type wml
static MediaType	XHTML           Mime type xhtml
static MediaType	XML           Mime type xml

 

Method Summary
boolean	equals(java.lang.Object o)           compare the parameter with this instance and see if they are equals.
java.util.List	getAllowedSubTypes()           Get a list of allowed sub types for for this mime type.
static java.util.List	getAllowedSubTypes(MediaType mimeType)           Get a list of allowed sub types for the passed mime type.
int	hashCode()           Get the hascode for this mime type.
boolean	isAllowedSubType(MediaType other)           Return true if the allowed sub types contains the specified media type.
static MediaType	parseMimeType(java.lang.String mimeType)           Get the mime type for the presented string, if the string contains a valid mime type.
static MediaType	parseMimeTypeByExtension(java.lang.String extension)           Get the mime type for the presented string.
java.lang.String	toString()           Get the String representation of the mime type (i.e.

 

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

 

Field Detail

ANY

public static final MediaType ANY

Mime type 'Any' maps to an accept mime type of '*.*' (used by IE for css, images, etc.)

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XHTML

public static final MediaType XHTML

Mime type xhtml

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HTML

public static final MediaType HTML

Mime type html

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FORM

public static final MediaType FORM

Mime type form (application/x-www-form-urlencoded)

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XML

public static final MediaType XML

Mime type xml

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WML

public static final MediaType WML

Mime type wml

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CSS

public static final MediaType CSS

Mime type css

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TEXT

public static final MediaType TEXT

Mime type text

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JS

public static final MediaType JS

Mime type js

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SVG

public static final MediaType SVG

Mime type svg

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JPEG

public static final MediaType JPEG

Mime type jpeg

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GIF

public static final MediaType GIF

Mime type gif

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PNG

public static final MediaType PNG

Mime type png

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WBMP

public static final MediaType WBMP

Mime type wbmp

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RSS

public static final MediaType RSS

Mime type rss

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ICO

public static final MediaType ICO

Mime type ico (see http://filext.com/detaillist.php?extdetail=ICO)

Method Detail

parseMimeType

public static MediaType parseMimeType(java.lang.String mimeType)
                               throws javax.activation.MimeTypeParseException

Get the mime type for the presented string, if the string contains a valid mime type.

Parameters:

mimeType - the java.lang.String to parse into a RegistryMimeTpye

Returns:

the RegistryMimeTpye that matches with the presented string

Throws:

javax.activation.MimeTypeParseException - if the presented mimetype is not supported

java.lang.IllegalArgumentException - if the presented string is null or empty

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parseMimeTypeByExtension

public static MediaType parseMimeTypeByExtension(java.lang.String extension)
                                          throws javax.activation.MimeTypeParseException

Get the mime type for the presented string.

The string is handles as a file name extension. example: 'xml' returns MediaType.XML

Parameters:

extension - the java.lang.String to parse into a RegistryMimeTpye

Returns:

the RegistryMimeTpye that matches with the presented string

Throws:

javax.activation.MimeTypeParseException - if the presented mimetype is not supported

java.lang.IllegalArgumentException - if the presented string is null or empty

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getAllowedSubTypes

public static java.util.List getAllowedSubTypes(MediaType mimeType)

Get a list of allowed sub types for the passed mime type.

Parameters:

mimeType - the RegistryMimeTpye to get the list of allowed subtypes for

Returns:

a java.util.List of PortalMimeTpyes

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getAllowedSubTypes

public java.util.List getAllowedSubTypes()

Get a list of allowed sub types for for this mime type.

Returns:

a java.util.List of RegistryMimeTpyes

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isAllowedSubType

public boolean isAllowedSubType(MediaType other)

Return true if the allowed sub types contains the specified media type.

Parameters:

other - the sub type to test

Returns:

true if it is an allowed sub type

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toString

public java.lang.String toString()

Get the String representation of the mime type (i.e. 'text/html').

Returns:

the mime type as a java.lang.String

See Also:

Object.toString()

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equals

public boolean equals(java.lang.Object o)

compare the parameter with this instance and see if they are equals.

Parameters:

o - the Object to compare this instance to

Returns:

true if this and the paramters o are equal

See Also:

Object.equals(java.lang.Object)

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hashCode

public int hashCode()

Get the hascode for this mime type.

Returns:

an int value representing this instance

See Also:

Object.hashCode()

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