Class DecodedBitStreamParser

java.lang.Object

com.google.zxing.maxicode.decoder.DecodedBitStreamParser

final class DecodedBitStreamParser
extends Object

MaxiCodes can encode text or structured information as bits in one of several modes, with multiple character sets in one code. This class decodes the bits back into text.

Field Summary

Fields

Modifier and Type	Field	Description
private static final byte[]	COUNTRY_BYTES
private static final char	ECI
private static final char	FS
private static final char	GS
private static final char	LATCHA
private static final char	LATCHB
private static final char	LOCK
private static final char	NS
private static final char	PAD
private static final byte[]	POSTCODE_2_BYTES
private static final byte[]	POSTCODE_2_LENGTH_BYTES
private static final byte[][]	POSTCODE_3_BYTES
private static final char	RS
private static final byte[]	SERVICE_CLASS_BYTES
private static final String[]	SETS
private static final char	SHIFTA
private static final char	SHIFTB
private static final char	SHIFTC
private static final char	SHIFTD
private static final char	SHIFTE
private static final char	THREESHIFTA
private static final char	TWOSHIFTA

Constructor Summary

Constructors

Modifier	Constructor	Description
private	DecodedBitStreamParser()

Method Summary

Modifier and Type	Method	Description
(package private) static DecoderResult	decode(byte[] bytes, int mode)
private static int	getBit(int bit, byte[] bytes)
private static int	getCountry(byte[] bytes)
private static int	getInt(byte[] bytes, byte[] x)
private static String	getMessage(byte[] bytes, int start, int len)
private static int	getPostCode2(byte[] bytes)
private static int	getPostCode2Length(byte[] bytes)
private static String	getPostCode3(byte[] bytes)
private static int	getServiceClass(byte[] bytes)

Methods inherited from class Object

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

Field Details

SHIFTA

private static final char SHIFTA

See Also:

• Constant Field Values

SHIFTB

private static final char SHIFTB

See Also:

• Constant Field Values

SHIFTC

private static final char SHIFTC

See Also:

• Constant Field Values

SHIFTD

private static final char SHIFTD

See Also:

• Constant Field Values

SHIFTE

private static final char SHIFTE

See Also:

• Constant Field Values

TWOSHIFTA

private static final char TWOSHIFTA

See Also:

• Constant Field Values

THREESHIFTA

private static final char THREESHIFTA

See Also:

• Constant Field Values

LATCHA

private static final char LATCHA

See Also:

• Constant Field Values

LATCHB

private static final char LATCHB

See Also:

• Constant Field Values

LOCK

private static final char LOCK

See Also:

• Constant Field Values

ECI

private static final char ECI

See Also:

• Constant Field Values

NS

private static final char NS

See Also:

• Constant Field Values

PAD

private static final char PAD

See Also:

• Constant Field Values

FS

private static final char FS

See Also:

• Constant Field Values

GS

private static final char GS

See Also:

• Constant Field Values

RS

private static final char RS

See Also:

• Constant Field Values

COUNTRY_BYTES

private static final byte[] COUNTRY_BYTES

SERVICE_CLASS_BYTES

private static final byte[] SERVICE_CLASS_BYTES

POSTCODE_2_LENGTH_BYTES

private static final byte[] POSTCODE_2_LENGTH_BYTES

POSTCODE_2_BYTES

private static final byte[] POSTCODE_2_BYTES

POSTCODE_3_BYTES

private static final byte[][] POSTCODE_3_BYTES

SETS

private static final String[] SETS

Constructor Details

DecodedBitStreamParser

private DecodedBitStreamParser()

Method Details

decode

static DecoderResult decode(byte[] bytes,
 int mode)
                     throws FormatException

Throws:

FormatException

getBit

private static int getBit(int bit,
 byte[] bytes)

getInt

private static int getInt(byte[] bytes,
 byte[] x)

getCountry

private static int getCountry(byte[] bytes)

getServiceClass

private static int getServiceClass(byte[] bytes)

getPostCode2Length

private static int getPostCode2Length(byte[] bytes)

getPostCode2

private static int getPostCode2(byte[] bytes)

getPostCode3

private static String getPostCode3(byte[] bytes)

getMessage

private static String getMessage(byte[] bytes,
 int start,
 int len)