org.htmlunit.protocol.data

Class DataUrlDecoder

java.lang.Object

org.htmlunit.protocol.data.DataUrlDecoder

public class DataUrlDecoder
extends Object

Helper to work with data URLs.

Author:

Marc Guillemot, Ronald Brill, Carsten Steul

See Also:

RFC2397

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DataUrlDecoder(byte[] data, String mediaType, Charset charset) C'tor.

Method Summary

Modifier and Type	Method and Description
static DataUrlDecoder	decode(URL url) Decodes a data URL providing simple access to the information contained by the URL.
static DataUrlDecoder	decodeDataURL(String url) Decodes a data URL providing simple access to the information contained by the URL.
byte[]	getBytes() Gets the bytes contained in the data URL.
String	getCharset() Gets the charset information specified in the data URL.
String	getDataAsString() Gets the text content of the data URL.
String	getMediaType() Gets the media type information contained in the data URL.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataUrlDecoder

protected DataUrlDecoder(byte[] data,
                         String mediaType,
                         Charset charset)

C'tor.

Parameters:

data - the data

mediaType - the media type

charset - the charset

Method Detail

decode

public static DataUrlDecoder decode(URL url)
                             throws UnsupportedEncodingException

Decodes a data URL providing simple access to the information contained by the URL.

Parameters:

url - the URL to decode

Returns:

the DataUrlDecoder holding decoded information

Throws:

UnsupportedEncodingException - if the encoding specified by the data URL is invalid or not

decodeDataURL

public static DataUrlDecoder decodeDataURL(String url)
                                    throws UnsupportedEncodingException

Decodes a data URL providing simple access to the information contained by the URL.

Parameters:

url - the string representation of the URL to decode

Returns:

the DataUrlDecoder holding decoded information

Throws:

UnsupportedEncodingException - if the encoding specified by the data URL is invalid or not available on the JVM

getMediaType

public String getMediaType()

Gets the media type information contained in the data URL.

Returns:

"text/plain" if the URL didn't contain any media type information

getCharset

public String getCharset()

Gets the charset information specified in the data URL.

Returns:

"US-ASCII" if the URL didn't contain any charset information

getBytes

public byte[] getBytes()

Gets the bytes contained in the data URL.

Returns:

the content

getDataAsString

public String getDataAsString()
                       throws UnsupportedEncodingException

Gets the text content of the data URL. This makes sense only for data URL that represents some text.

Returns:

the text content

Throws:

UnsupportedEncodingException - if decoding failed using the specified charset