com.saperion.ngc.util

Class MimeUtil

java.lang.Object

com.saperion.ngc.util.MimeUtil

public final class MimeUtil
extends Object

This MimiUtil can be used to get a MIME type by filenames in a convenient way. Use it like this: MimeUtil.getMimeType("myFile.pdf").

Author:

sts

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_MIMETYPE The default MIME type to be used if no MIME type matches.
protected static MimetypesFileTypeMap	mimeMap The MimetypesFileTypeMap used by this util.

Method Summary

Modifier and Type	Method and Description
static String	decodeFilename(javax.servlet.http.HttpServletRequest request, String filename) Decodes a filename decoded by the encodeFilename(HttpServletRequest, String) method.
static String	decodeFilename(String filename) Decodes a filename encoded by the encodeFilename(String) method.
static String	encodeFilename(javax.servlet.http.HttpServletRequest request, String filename) Encodes a filename so that it is save for downloading in different browsers.
static String	encodeFilename(String filename) Encodes a filename so that it is save for downloading in different browsers.
static String	getMimeType(String filename) Returns the MIME type matching the given filename.
protected static void	initialize() Initializes the MimetypesFileTypeMap used by this util.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MIMETYPE

public static final String DEFAULT_MIMETYPE

The default MIME type to be used if no MIME type matches.

See Also:

Constant Field Values

mimeMap

protected static MimetypesFileTypeMap mimeMap

The MimetypesFileTypeMap used by this util.

Method Detail

initialize

protected static void initialize()

Initializes the MimetypesFileTypeMap used by this util.

getMimeType

public static String getMimeType(String filename)

Returns the MIME type matching the given filename.

Parameters:

filename - The filename to get the MIME type of.

Returns:

the MIME type or "application/octet-stream" if no matching MIME could be found or the util could not be initialized properly.

encodeFilename

public static String encodeFilename(String filename)
                             throws UnsupportedEncodingException

Encodes a filename so that it is save for downloading in different browsers. For Internet Explorer, UTF-8 will be used. For other browsers, the filename will be encoded according to RFC 2047. This method can be called from within ZK-context only.

Parameters:

filename - the filename to encode

Returns:

the encoded filename

Throws:

UnsupportedEncodingException - if the encoding used to encode the filename is unknown

decodeFilename

public static String decodeFilename(String filename)
                             throws UnsupportedEncodingException

Decodes a filename encoded by the encodeFilename(String) method.

Parameters:

filename - the filename to decoded

Returns:

the decoded filename

Throws:

UnsupportedEncodingException - if the encoding used to decode the filename is unknown

encodeFilename

public static String encodeFilename(javax.servlet.http.HttpServletRequest request,
                                    String filename)
                             throws UnsupportedEncodingException

Encodes a filename so that it is save for downloading in different browsers. For Internet Explorer, UTF-8 will be used. For other browsers, the filename will be encoded according to RFC 2047. This method can be called from without ZK-context.

Parameters:

request - the current request

filename - the filename to encode

Returns:

the encoded filename

Throws:

UnsupportedEncodingException - if the encoding used to encode the filename is unknown

decodeFilename

public static String decodeFilename(javax.servlet.http.HttpServletRequest request,
                                    String filename)
                             throws UnsupportedEncodingException

Decodes a filename decoded by the encodeFilename(HttpServletRequest, String) method.

Parameters:

request - the current request

filename - the filename to decoded

Returns:

the decoded filename

Throws:

UnsupportedEncodingException - if the encoding used to decode the filename is unknown