org.archive.wayback.replay.charset
Class RotatingCharsetDetector

java.lang.Object
  org.archive.wayback.replay.charset.CharsetDetector
      org.archive.wayback.replay.charset.RotatingCharsetDetector

public class RotatingCharsetDetector
extends CharsetDetector

Author:

brad Provides a way to rotate through several detection schemes

Field Summary

static int	GUESS_TYPES
static int	MODE_COUNT
static int[][]	MODES

Fields inherited from class org.archive.wayback.replay.charset.CharsetDetector

CHARSET_TOKEN, DEFAULT_CHARSET, HTTP_CONTENT_TYPE_HEADER, MAX_CHARSET_READAHEAD

Constructor Summary

RotatingCharsetDetector()

Method Summary

String	getCharset(Resource resource, int mode)
String	getCharset(Resource resource, WaybackRequest request)
String	getCharsetType(Resource resource, int type)
int	nextMode(int curMode)

Methods inherited from class org.archive.wayback.replay.charset.CharsetDetector

contentTypeToCharset, getCharsetFromBytes, getCharsetFromHeaders, getCharsetFromMeta, isCharsetSupported, mapCharset

Methods inherited from class java.lang.Object

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

Field Detail

MODES

public static final int[][] MODES

MODE_COUNT

public static final int MODE_COUNT

See Also:

Constant Field Values

GUESS_TYPES

public static final int GUESS_TYPES

See Also:

Constant Field Values

Constructor Detail

RotatingCharsetDetector

public RotatingCharsetDetector()

Method Detail

nextMode

public int nextMode(int curMode)

getCharsetType

public String getCharsetType(Resource resource,
                             int type)
                      throws IOException

Throws:

IOException

getCharset

public String getCharset(Resource resource,
                         int mode)
                  throws IOException

Throws:

IOException

getCharset

public String getCharset(Resource resource,
                         WaybackRequest request)
                  throws IOException

Specified by:

getCharset in class CharsetDetector

Parameters:

resource - (presumably text) Resource to determine the charset

request - WaybackRequest which may contain additional hints to processing

Returns:

String charset name for the Resource

Throws:

IOException - if there are problems reading the Resource